指点云用户44 发表于 2022-8-1 11:25:08

什么是CSS语法？详细介绍使用方法及规则

<p><br/></p><blockquote style="margin: 0.8em 0px; padding: 10.5px 21px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); background-color: rgb(245, 245, 245); border-left: 4px solid rgb(204, 204, 204); color: rgb(85, 85, 85); font-size: 14px; font-family: Helvetica Neue, Helvetica, PingFang SC, 微软雅黑, Tahoma, Arial, sans-serif; white-space: normal;"><p style="margin-top: 15px; margin-bottom: 15px; padding: 0px 0px 0px 10px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); color: rgb(61, 70, 77); font-size: 16px; box-sizing: border-box; border-radius: 8px;">在之前的文章《<a href="https://www.php.cn/div-tutorial-479381.html" target="_blank" style="margin: 0px; padding: 0px; color: rgb(61, 167, 13); text-decoration-line: none !important;">什么是HTML元素？浅谈元素的语法规则</a>》中带大家了解了HTML元素和语法规则。下面本篇文章给大家介绍一下CSS语法，了解一下CSS样式表三种使用方法,下面我们就来看一下吧！！</p></blockquote><p style="margin-top: 15px; margin-bottom: 15px; padding: 0px 0px 0px 10px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); color: rgb(61, 70, 77); box-sizing: border-box; border-radius: 8px; font-family: Helvetica Neue, Helvetica, PingFang SC, 微软雅黑, Tahoma, Arial, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"></p><p style="margin-top: 15px; margin-bottom: 15px; padding: 0px 0px 0px 10px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); color: rgb(61, 70, 77); box-sizing: border-box; border-radius: 8px; font-family: Helvetica Neue, Helvetica, PingFang SC, 微软雅黑, Tahoma, Arial, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><strong style="margin: 0px; padding: 0px; font-size: 20px;">一、css语法</strong></p><p style="margin-top: 15px; margin-bottom: 15px; padding: 0px 0px 0px 10px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); color: rgb(61, 70, 77); box-sizing: border-box; border-radius: 8px; font-family: Helvetica Neue, Helvetica, PingFang SC, 微软雅黑, Tahoma, Arial, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);">CSS 规则集（rule-set）由选择器和声明块组成</p><p style="margin-top: 15px; margin-bottom: 15px; padding: 0px 0px 0px 10px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); color: rgb(61, 70, 77); box-sizing: border-box; border-radius: 8px; font-family: Helvetica Neue, Helvetica, PingFang SC, 微软雅黑, Tahoma, Arial, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"></p><p style="margin-top: 15px; margin-bottom: 15px; padding: 0px 0px 0px 10px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); color: rgb(61, 70, 77); box-sizing: border-box; border-radius: 8px; font-family: Helvetica Neue, Helvetica, PingFang SC, 微软雅黑, Tahoma, Arial, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><strong style="margin: 0px; padding: 0px;">例子解释</strong></p><p style="margin-top: 15px; margin-bottom: 15px; padding: 0px 0px 0px 10px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); color: rgb(61, 70, 77); box-sizing: border-box; border-radius: 8px; font-family: Helvetica Neue, Helvetica, PingFang SC, 微软雅黑, Tahoma, Arial, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><code style="margin: 0px; padding: 2px 4px; font-size: 14.4px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px;">p</code>是 CSS 中的选择器（它指向要设置样式的 HTML 元素：<code style="margin: 0px; padding: 2px 4px; font-size: 14.4px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px;">&lt;p&gt;</code>）</p><p style="margin-top: 15px; margin-bottom: 15px; padding: 0px 0px 0px 10px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); color: rgb(61, 70, 77); box-sizing: border-box; border-radius: 8px; font-family: Helvetica Neue, Helvetica, PingFang SC, 微软雅黑, Tahoma, Arial, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><code style="margin: 0px; padding: 2px 4px; font-size: 14.4px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px;">color&nbsp;</code>是属性，<code style="margin: 0px; padding: 2px 4px; font-size: 14.4px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px;">red</code>&nbsp;是属性值</p><p style="margin-top: 15px; margin-bottom: 15px; padding: 0px 0px 0px 10px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); color: rgb(61, 70, 77); box-sizing: border-box; border-radius: 8px; font-family: Helvetica Neue, Helvetica, PingFang SC, 微软雅黑, Tahoma, Arial, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><code style="margin: 0px; padding: 2px 4px; font-size: 14.4px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px;">text-align</code>&nbsp;是属性，<code style="margin: 0px; padding: 2px 4px; font-size: 14.4px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px;">center</code>&nbsp;是属性值</p><p style="margin-top: 15px; margin-bottom: 15px; padding: 0px 0px 0px 10px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); color: rgb(61, 70, 77); box-sizing: border-box; border-radius: 8px; font-family: Helvetica Neue, Helvetica, PingFang SC, 微软雅黑, Tahoma, Arial, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><strong style="margin: 0px; padding: 0px;">代码示例：</strong></p><table class="wcn_c_table" cellpadding="0" cellspacing="0" width="760"><tbody style="margin: 0px !important; padding: 0px !important; border-radius: 0px !important; background: none !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.1em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;"><tr style="margin: 0px !important; padding: 0px !important; border-radius: 0px !important; background: none !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.1em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;" class="firstRow"><td class="gutter" style="-webkit-tap-highlight-color: rgba(0, 0, 0, 0); margin: 0px !important; border-radius: 4px 0px 0px 4px !important; background: none !important; inset: auto !important; float: none !important; line-height: 1.1em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; box-sizing: content-box !important; min-height: auto !important; color: rgb(175, 175, 175) !important; user-select: none !important;" width="NaN"><p class="line number1 index0 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">1</p><p class="line number2 index1 alt1" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">2</p><p class="line number3 index2 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">3</p><p class="line number4 index3 alt1" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">4</p><p class="line number5 index4 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">5</p><p class="line number6 index5 alt1" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">6</p><p class="line number7 index6 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">7</p><p class="line number8 index7 alt1" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">8</p><p class="line number9 index8 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">9</p><p class="line number10 index9 alt1" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">10</p><p class="line number11 index10 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">11</p><p class="line number12 index11 alt1" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">12</p><p class="line number13 index12 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">13</p><p class="line number14 index13 alt1" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">14</p><p class="line number15 index14 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">15</p></td><td class="code" style="-webkit-tap-highlight-color: rgba(0, 0, 0, 0); word-break: break-all; margin: 0px !important; border-radius: 0px !important; background: none !important; inset: auto !important; float: none !important; line-height: 1.1em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; box-sizing: content-box !important; min-height: auto !important;" width="712"><p class="line number1 index0 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">&lt;html&gt;</code></p><p class="line number2 index1 alt1" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">&lt;head&gt;</code></p><p class="line number3 index2 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">&lt;style&gt;</code></p><p class="line number4 index3 alt1" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">p</code></p><p class="line number5 index4 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">{</code></p><p class="line number6 index5 alt1" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="css spaces" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">&nbsp;&nbsp;&nbsp;&nbsp;</code><code class="css keyword" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: bold !important; min-height: auto !important;">color</code><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">:</code><code class="css value" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">red</code><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">;</code></p><p class="line number7 index6 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="css spaces" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">&nbsp;&nbsp;&nbsp;&nbsp;</code><code class="css keyword" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: bold !important; min-height: auto !important;">text-align</code><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">:</code><code class="css value" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">center</code><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">;</code></p><p class="line number8 index7 alt1" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">} </code></p><p class="line number9 index8 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">&lt;/style&gt;</code></p><p class="line number10 index9 alt1" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">&lt;/head&gt;</code></p><p class="line number11 index10 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">&lt;body&gt;</code></p><p class="line number12 index11 alt1" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">&lt;p&gt;php&lt;/p&gt;</code></p><p class="line number13 index12 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">&lt;p&gt;php中文网&lt;/p&gt;</code></p><p class="line number14 index13 alt1" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">&lt;/body&gt;</code></p><p class="line number15 index14 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">&lt;/html&gt;</code></p></td></tr></tbody></table><p style="margin-top: 2px; margin-bottom: 2px; padding: 0px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); color: rgb(61, 70, 77); box-sizing: border-box; border-radius: 8px; font-family: Helvetica Neue, Helvetica, PingFang SC, 微软雅黑, Tahoma, Arial, sans-serif; white-space: normal; line-height: 25px; background: rgb(255, 255, 255);"><strong style="margin: 0px; padding: 0px;">效果图：</strong></p><p style="margin-top: 2px; margin-bottom: 2px; padding: 0px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); color: rgb(61, 70, 77); box-sizing: border-box; border-radius: 8px; font-family: Helvetica Neue, Helvetica, PingFang SC, 微软雅黑, Tahoma, Arial, sans-serif; white-space: normal; line-height: 25px; background: rgb(255, 255, 255);"></p><p style="margin-top: 2px; margin-bottom: 2px; padding: 0px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); color: rgb(61, 70, 77); box-sizing: border-box; border-radius: 8px; font-family: Helvetica Neue, Helvetica, PingFang SC, 微软雅黑, Tahoma, Arial, sans-serif; white-space: normal; line-height: 25px; background: rgb(255, 255, 255);"><br style="margin: 0px; padding: 0px;"/></p><p style="margin-top: 2px; margin-bottom: 2px; padding: 0px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); color: rgb(61, 70, 77); box-sizing: border-box; border-radius: 8px; font-family: Helvetica Neue, Helvetica, PingFang SC, 微软雅黑, Tahoma, Arial, sans-serif; white-space: normal; line-height: 25px; background: rgb(255, 255, 255);"><strong style="margin: 0px; padding: 0px;">CSS 实例：</strong></p><p style="margin-top: 15px; margin-bottom: 15px; padding: 0px 0px 0px 10px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); color: rgb(61, 70, 77); box-sizing: border-box; border-radius: 8px; font-family: Helvetica Neue, Helvetica, PingFang SC, 微软雅黑, Tahoma, Arial, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);">CSS声明总是以分号(<code style="margin: 0px; padding: 2px 4px; font-size: 14.4px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px;">;</code>)结束，声明总以大括号(<code style="margin: 0px; padding: 2px 4px; font-size: 14.4px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px;">{}</code>)括起来:</p><table class="wcn_c_table" cellpadding="0" cellspacing="0" width="760"><tbody style="margin: 0px !important; padding: 0px !important; border-radius: 0px !important; background: none !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.1em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;"><tr style="margin: 0px !important; padding: 0px !important; border-radius: 0px !important; background: none !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.1em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;" class="firstRow"><td class="gutter" style="-webkit-tap-highlight-color: rgba(0, 0, 0, 0); margin: 0px !important; border-radius: 4px 0px 0px 4px !important; background: none !important; inset: auto !important; float: none !important; line-height: 1.1em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; box-sizing: content-box !important; min-height: auto !important; color: rgb(175, 175, 175) !important; user-select: none !important;" width="NaN"><p class="line number1 index0 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">1</p><p class="line number2 index1 alt1" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">2</p><p class="line number3 index2 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">3</p><p class="line number4 index3 alt1" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">4</p><p class="line number5 index4 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">5</p></td><td class="code" style="-webkit-tap-highlight-color: rgba(0, 0, 0, 0); word-break: break-all; margin: 0px !important; border-radius: 0px !important; background: none !important; inset: auto !important; float: none !important; line-height: 1.1em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; box-sizing: content-box !important; min-height: auto !important;" width="719"><p class="line number1 index0 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">p </code></p><p class="line number2 index1 alt1" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">{ </code></p><p class="line number3 index2 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="css keyword" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: bold !important; min-height: auto !important;">color</code><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">:</code><code class="css value" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">red</code><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">; </code></p><p class="line number4 index3 alt1" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="css keyword" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: bold !important; min-height: auto !important;">text-align</code><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">:</code><code class="css value" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">center</code><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">; </code></p><p class="line number5 index4 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">}</code></p></td></tr></tbody></table><p style="margin-top: 15px; margin-bottom: 15px; padding: 0px 0px 0px 10px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); color: rgb(61, 70, 77); box-sizing: border-box; border-radius: 8px; font-family: Helvetica Neue, Helvetica, PingFang SC, 微软雅黑, Tahoma, Arial, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);">注释是用来解释你的代码，并且可以随意编辑它，浏览器会忽略它。</p><p style="margin-top: 15px; margin-bottom: 15px; padding: 0px 0px 0px 10px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); color: rgb(61, 70, 77); box-sizing: border-box; border-radius: 8px; font-family: Helvetica Neue, Helvetica, PingFang SC, 微软雅黑, Tahoma, Arial, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);">CSS注释以&nbsp;<code style="margin: 0px; padding: 2px 4px; font-size: 14.4px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px;">/*&nbsp;</code>开始, 以&nbsp;<code style="margin: 0px; padding: 2px 4px; font-size: 14.4px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px;">*/&nbsp;</code>结束, 实例如下:</p><table class="wcn_c_table" cellpadding="0" cellspacing="0" width="760"><tbody style="margin: 0px !important; padding: 0px !important; border-radius: 0px !important; background: none !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.1em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;"><tr style="margin: 0px !important; padding: 0px !important; border-radius: 0px !important; background: none !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.1em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;" class="firstRow"><td class="gutter" style="-webkit-tap-highlight-color: rgba(0, 0, 0, 0); margin: 0px !important; border-radius: 4px 0px 0px 4px !important; background: none !important; inset: auto !important; float: none !important; line-height: 1.1em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; box-sizing: content-box !important; min-height: auto !important; color: rgb(175, 175, 175) !important; user-select: none !important;" width="NaN"><p class="line number1 index0 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">1</p><p class="line number2 index1 alt1" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">2</p><p class="line number3 index2 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">3</p><p class="line number4 index3 alt1" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">4</p><p class="line number5 index4 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">5</p><p class="line number6 index5 alt1" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">6</p><p class="line number7 index6 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">7</p><p class="line number8 index7 alt1" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">8</p></td><td class="code" style="-webkit-tap-highlight-color: rgba(0, 0, 0, 0); word-break: break-all; margin: 0px !important; border-radius: 0px !important; background: none !important; inset: auto !important; float: none !important; line-height: 1.1em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; box-sizing: content-box !important; min-height: auto !important;" width="719"><p class="line number1 index0 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="css comments" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">/*这是个注释*/</code></p><p class="line number2 index1 alt1" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">p </code></p><p class="line number3 index2 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">{ </code></p><p class="line number4 index3 alt1" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="css keyword" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: bold !important; min-height: auto !important;">text-align</code><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">:</code><code class="css value" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">center</code><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">; </code></p><p class="line number5 index4 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="css comments" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">/*这是另一个注释*/</code></p><p class="line number6 index5 alt1" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="css keyword" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: bold !important; min-height: auto !important;">color</code><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">:</code><code class="css value" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">black</code><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">; </code></p><p class="line number7 index6 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="css keyword" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: bold !important; min-height: auto !important;">font-family</code><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">:</code><code class="css color1" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">arial</code><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">; </code></p><p class="line number8 index7 alt1" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">}</code></p></td></tr></tbody></table><p style="margin-top: 15px; margin-bottom: 15px; padding: 0px 0px 0px 10px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); color: rgb(61, 70, 77); box-sizing: border-box; border-radius: 8px; font-family: Helvetica Neue, Helvetica, PingFang SC, 微软雅黑, Tahoma, Arial, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><strong style="margin: 0px; padding: 0px;"><span style="margin: 0px; padding: 0px; font-size: 20px;">二、CSS如何使用方法？</span></strong></p><p style="margin-top: 15px; margin-bottom: 15px; padding: 0px 0px 0px 10px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); color: rgb(61, 70, 77); box-sizing: border-box; border-radius: 8px; font-family: Helvetica Neue, Helvetica, PingFang SC, 微软雅黑, Tahoma, Arial, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);">CSS使用方法：编辑工具</p><p style="margin-top: 15px; margin-bottom: 15px; padding: 0px 0px 0px 10px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); color: rgb(61, 70, 77); box-sizing: border-box; border-radius: 8px; font-family: Helvetica Neue, Helvetica, PingFang SC, 微软雅黑, Tahoma, Arial, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);">任何文本编辑工具样式表使用方法一般有三种：</p><p style="margin-top: 15px; margin-bottom: 15px; padding: 0px 0px 0px 10px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); color: rgb(61, 70, 77); box-sizing: border-box; border-radius: 8px; font-family: Helvetica Neue, Helvetica, PingFang SC, 微软雅黑, Tahoma, Arial, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><strong style="margin: 0px; padding: 0px;">1）文档头部插入</strong>：适用于单个网页应用</p><p style="margin-top: 15px; margin-bottom: 15px; padding: 0px 0px 0px 10px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); color: rgb(61, 70, 77); box-sizing: border-box; border-radius: 8px; font-family: Helvetica Neue, Helvetica, PingFang SC, 微软雅黑, Tahoma, Arial, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><strong style="margin: 0px; padding: 0px;">2）行内插入</strong>：适用于页面中一、两个地方才用到CSS</p><p style="margin-top: 15px; margin-bottom: 15px; padding: 0px 0px 0px 10px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); color: rgb(61, 70, 77); box-sizing: border-box; border-radius: 8px; font-family: Helvetica Neue, Helvetica, PingFang SC, 微软雅黑, Tahoma, Arial, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><strong style="margin: 0px; padding: 0px;">3）外部链接样式文件</strong>：适用于多个网页都用到CSS</p><p style="margin-top: 15px; margin-bottom: 15px; padding: 0px 0px 0px 10px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); color: rgb(61, 70, 77); box-sizing: border-box; border-radius: 8px; font-family: Helvetica Neue, Helvetica, PingFang SC, 微软雅黑, Tahoma, Arial, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);">在HTML网页中css的不同使用方法调用css的方法不同</p><p style="margin-top: 15px; margin-bottom: 15px; padding: 0px 0px 0px 10px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); color: rgb(61, 70, 77); box-sizing: border-box; border-radius: 8px; font-family: Helvetica Neue, Helvetica, PingFang SC, 微软雅黑, Tahoma, Arial, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><strong style="margin: 0px; padding: 0px;">1、头部插入样式</strong></p><table class="wcn_c_table" cellpadding="0" cellspacing="0" width="760"><tbody style="margin: 0px !important; padding: 0px !important; border-radius: 0px !important; background: none !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.1em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;"><tr style="margin: 0px !important; padding: 0px !important; border-radius: 0px !important; background: none !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.1em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;" class="firstRow"><td class="gutter" style="-webkit-tap-highlight-color: rgba(0, 0, 0, 0); margin: 0px !important; border-radius: 4px 0px 0px 4px !important; background: none !important; inset: auto !important; float: none !important; line-height: 1.1em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; box-sizing: content-box !important; min-height: auto !important; color: rgb(175, 175, 175) !important; user-select: none !important;" width="NaN"><p class="line number1 index0 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">1</p></td><td class="code" style="-webkit-tap-highlight-color: rgba(0, 0, 0, 0); word-break: break-all; margin: 0px !important; border-radius: 0px !important; background: none !important; inset: auto !important; float: none !important; line-height: 1.1em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; box-sizing: content-box !important; min-height: auto !important;" width="719"><p class="line number1 index0 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">&lt;style type=</code><code class="css string" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">text/css</code><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">&gt;……&lt;/style&gt;</code></p></td></tr></tbody></table><p style="margin-top: 15px; margin-bottom: 15px; padding: 0px 0px 0px 10px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); color: rgb(61, 70, 77); box-sizing: border-box; border-radius: 8px; font-family: Helvetica Neue, Helvetica, PingFang SC, 微软雅黑, Tahoma, Arial, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><strong style="margin: 0px; padding: 0px;">代码示例：</strong></p><table class="wcn_c_table" cellpadding="0" cellspacing="0" width="760"><tbody style="margin: 0px !important; padding: 0px !important; border-radius: 0px !important; background: none !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.1em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;"><tr style="margin: 0px !important; padding: 0px !important; border-radius: 0px !important; background: none !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.1em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;" class="firstRow"><td class="gutter" style="-webkit-tap-highlight-color: rgba(0, 0, 0, 0); margin: 0px !important; border-radius: 4px 0px 0px 4px !important; background: none !important; inset: auto !important; float: none !important; line-height: 1.1em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; box-sizing: content-box !important; min-height: auto !important; color: rgb(175, 175, 175) !important; user-select: none !important;" width="NaN"><p class="line number1 index0 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">1</p><p class="line number2 index1 alt1" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">2</p><p class="line number3 index2 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">3</p><p class="line number4 index3 alt1" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">4</p><p class="line number5 index4 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">5</p><p class="line number6 index5 alt1" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">6</p><p class="line number7 index6 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">7</p><p class="line number8 index7 alt1" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">8</p><p class="line number9 index8 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">9</p><p class="line number10 index9 alt1" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">10</p><p class="line number11 index10 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">11</p></td><td class="code" style="-webkit-tap-highlight-color: rgba(0, 0, 0, 0); word-break: break-all; margin: 0px !important; border-radius: 0px !important; background: none !important; inset: auto !important; float: none !important; line-height: 1.1em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; box-sizing: content-box !important; min-height: auto !important;" width="712"><p class="line number1 index0 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">&lt;html&gt;</code></p><p class="line number2 index1 alt1" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">&lt;head&gt;</code></p><p class="line number3 index2 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">&lt;title&gt;中文网(php.com)&lt;/title&gt;</code></p><p class="line number4 index3 alt1" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">&lt;style type=</code><code class="css string" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">text/css</code><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">&gt;</code></p><p class="line number5 index4 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">body {</code><code class="css keyword" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: bold !important; min-height: auto !important;">background-color</code><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">:yellow;}</code></p><p class="line number6 index5 alt1" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">h</code><code class="css value" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">1</code>&nbsp;&nbsp; <code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">{</code><code class="css keyword" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: bold !important; min-height: auto !important;">font-size</code><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">:</code><code class="css value" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">36pt</code><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">;}</code></p><p class="line number7 index6 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">h</code><code class="css value" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">2</code>&nbsp;&nbsp; <code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">{</code><code class="css keyword" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: bold !important; min-height: auto !important;">color</code><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">:</code><code class="css value" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">blue</code><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">;}</code></p><p class="line number8 index7 alt1" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">p&nbsp;&nbsp;&nbsp; {</code><code class="css keyword" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: bold !important; min-height: auto !important;">margin-left</code><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">:</code><code class="css value" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">50px</code><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">;}</code></p><p class="line number9 index8 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">&lt;/style&gt;</code></p><p class="line number10 index9 alt1" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">&lt;/head&gt;</code></p><p class="line number11 index10 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">&lt;body&gt;</code></p></td></tr></tbody></table><p style="margin-top: 15px; margin-bottom: 15px; padding: 0px 0px 0px 10px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); color: rgb(61, 70, 77); box-sizing: border-box; border-radius: 8px; font-family: Helvetica Neue, Helvetica, PingFang SC, 微软雅黑, Tahoma, Arial, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);">注：这里将style对象的type属性设置为”<code style="margin: 0px; padding: 2px 4px; font-size: 14.4px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px;">text/css</code>”是不支持这类型的浏览器忽略样式表单。</p><p style="margin-top: 15px; margin-bottom: 15px; padding: 0px 0px 0px 10px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); color: rgb(61, 70, 77); box-sizing: border-box; border-radius: 8px; font-family: Helvetica Neue, Helvetica, PingFang SC, 微软雅黑, Tahoma, Arial, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><strong style="margin: 0px; padding: 0px;">2、行内插入样式</strong></p><table class="wcn_c_table" cellpadding="0" cellspacing="0" width="760"><tbody style="margin: 0px !important; padding: 0px !important; border-radius: 0px !important; background: none !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.1em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;"><tr style="margin: 0px !important; padding: 0px !important; border-radius: 0px !important; background: none !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.1em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;" class="firstRow"><td class="gutter" style="-webkit-tap-highlight-color: rgba(0, 0, 0, 0); margin: 0px !important; border-radius: 4px 0px 0px 4px !important; background: none !important; inset: auto !important; float: none !important; line-height: 1.1em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; box-sizing: content-box !important; min-height: auto !important; color: rgb(175, 175, 175) !important; user-select: none !important;" width="NaN"><p class="line number1 index0 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">1</p></td><td class="code" style="-webkit-tap-highlight-color: rgba(0, 0, 0, 0); word-break: break-all; margin: 0px !important; border-radius: 0px !important; background: none !important; inset: auto !important; float: none !important; line-height: 1.1em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; box-sizing: content-box !important; min-height: auto !important;" width="719"><p class="line number1 index0 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">&lt;p style=“</code><code class="css keyword" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: bold !important; min-height: auto !important;">font-size</code><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">:</code><code class="css value" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">16pt</code><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">;</code><code class="css keyword" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-weight: bold !important; min-height: auto !important;">color</code><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">:</code><code class="css value" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">blue</code><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">”&gt;蓝色</code><code class="css value" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">16</code><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">号文字&lt;/p&gt;</code></p></td></tr></tbody></table><p style="margin-top: 15px; margin-bottom: 15px; padding: 0px 0px 0px 10px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); color: rgb(61, 70, 77); box-sizing: border-box; border-radius: 8px; font-family: Helvetica Neue, Helvetica, PingFang SC, 微软雅黑, Tahoma, Arial, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);">采用<code style="margin: 0px; padding: 2px 4px; font-size: 14.4px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px;">&lt;style=<span style="margin: 0px; padding: 0px; background-color: rgb(248, 248, 248);">font-size:16pt;color:blue</span>&gt;</code>的格式把样式写在html中的任意行内，这样比较方便灵活。</p><p style="margin-top: 15px; margin-bottom: 15px; padding: 0px 0px 0px 10px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); color: rgb(61, 70, 77); box-sizing: border-box; border-radius: 8px; font-family: Helvetica Neue, Helvetica, PingFang SC, 微软雅黑, Tahoma, Arial, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><strong style="margin: 0px; padding: 0px;">3、外部链接样式</strong></p><p style="margin-top: 15px; margin-bottom: 15px; padding: 0px 0px 0px 10px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); color: rgb(61, 70, 77); box-sizing: border-box; border-radius: 8px; font-family: Helvetica Neue, Helvetica, PingFang SC, 微软雅黑, Tahoma, Arial, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);">先建立外部样式表文件（<code style="margin: 0px; padding: 2px 4px; font-size: 14.4px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px;">.css</code>）,然后使用HTML的link对象</p><table class="wcn_c_table" cellpadding="0" cellspacing="0" width="760"><tbody style="margin: 0px !important; padding: 0px !important; border-radius: 0px !important; background: none !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.1em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;"><tr style="margin: 0px !important; padding: 0px !important; border-radius: 0px !important; background: none !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.1em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;" class="firstRow"><td class="gutter" style="-webkit-tap-highlight-color: rgba(0, 0, 0, 0); margin: 0px !important; border-radius: 4px 0px 0px 4px !important; background: none !important; inset: auto !important; float: none !important; line-height: 1.1em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; box-sizing: content-box !important; min-height: auto !important; color: rgb(175, 175, 175) !important; user-select: none !important;" width="NaN"><p class="line number1 index0 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">1</p><p class="line number2 index1 alt1" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">2</p><p class="line number3 index2 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">3</p><p class="line number4 index3 alt1" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">4</p><p class="line number5 index4 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">5</p><p class="line number6 index5 alt1" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">6</p></td><td class="code" style="-webkit-tap-highlight-color: rgba(0, 0, 0, 0); word-break: break-all; margin: 0px !important; border-radius: 0px !important; background: none !important; inset: auto !important; float: none !important; line-height: 1.1em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; box-sizing: content-box !important; min-height: auto !important;" width="719"><p class="line number1 index0 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">&lt;head&gt;</code></p><p class="line number2 index1 alt1" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">&lt;title&gt;中文网(php.com)&lt;/title&gt;</code></p><p class="line number3 index2 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">&lt;link rel=stylesheet</code></p><p class="line number4 index3 alt1" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">href=</code><code class="css string" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">http://www.php.cn/php.cn</code></p><p class="line number5 index4 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">type=</code><code class="css string" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">text/css</code><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">&gt;</code></p><p class="line number6 index5 alt1" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="css plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">&lt;/head&gt;</code></p></td></tr></tbody></table><p style="margin-top: 15px; margin-bottom: 15px; padding: 0px 0px 0px 10px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); color: rgb(61, 70, 77); box-sizing: border-box; border-radius: 8px; font-family: Helvetica Neue, Helvetica, PingFang SC, 微软雅黑, Tahoma, Arial, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);">这种方法非常适宜同时定义多个文档。它能使多个文档同时使用相同的样式，从而减少了大量的冗余代码。</p><p style="margin-top: 15px; margin-bottom: 15px; padding: 0px 0px 0px 10px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); color: rgb(61, 70, 77); box-sizing: border-box; border-radius: 8px; font-family: Helvetica Neue, Helvetica, PingFang SC, 微软雅黑, Tahoma, Arial, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);">而在XML中，你应该如下例所示在声明区中加入：</p><table class="wcn_c_table" cellpadding="0" cellspacing="0" width="760"><tbody style="margin: 0px !important; padding: 0px !important; border-radius: 0px !important; background: none !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.1em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;"><tr style="margin: 0px !important; padding: 0px !important; border-radius: 0px !important; background: none !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.1em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;" class="firstRow"><td class="gutter" style="-webkit-tap-highlight-color: rgba(0, 0, 0, 0); margin: 0px !important; border-radius: 4px 0px 0px 4px !important; background: none !important; inset: auto !important; float: none !important; line-height: 1.1em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; box-sizing: content-box !important; min-height: auto !important; color: rgb(175, 175, 175) !important; user-select: none !important;" width="NaN"><p class="line number1 index0 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 0.5em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important; text-align: right !important;">1</p></td><td class="code" style="-webkit-tap-highlight-color: rgba(0, 0, 0, 0); word-break: break-all; margin: 0px !important; border-radius: 0px !important; background: none !important; inset: auto !important; float: none !important; line-height: 1.1em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; box-sizing: content-box !important; min-height: auto !important;" width="719"><p class="line number1 index0 alt2" style="margin-top: 15px; margin-bottom: 15px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); line-height: 1.5em; border-radius: 8px; font-size: 16px; color: rgb(61, 70, 77); box-sizing: border-box; padding-right: 1em !important; padding-left: 1em !important; border-left: 3px solid rgb(67, 90, 95) !important; white-space: pre-wrap !important;"><code class="php plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">&lt;? xml-stylesheet type=</code><code class="php string" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">text/css</code> <code class="php plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">href=</code><code class="php string" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">http://www.php.cn/php.css</code> <code class="php plain" style="padding: 2px 4px; font-size: 13px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px; font-family: Monaco, Menlo, Consolas, Courier New, monospace; margin: 0px !important; background-image: none !important; background-position: initial !important; background-size: initial !important; background-repeat: initial !important; background-attachment: initial !important; background-origin: initial !important; background-clip: initial !important; border: 0px !important; inset: auto !important; float: none !important; line-height: 1.5em !important; outline: 0px !important; overflow: visible !important; position: static !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; min-height: auto !important;">?&gt;</code></p></td></tr></tbody></table><p style="margin-top: 15px; margin-bottom: 15px; padding: 0px 0px 0px 10px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); color: rgb(61, 70, 77); box-sizing: border-box; border-radius: 8px; font-family: Helvetica Neue, Helvetica, PingFang SC, 微软雅黑, Tahoma, Arial, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);">定义内部样式块对象 (Embedding a Style Block)<br style="margin: 0px; padding: 0px;"/></p><p style="margin-top: 15px; margin-bottom: 15px; padding: 0px 0px 0px 10px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); color: rgb(61, 70, 77); box-sizing: border-box; border-radius: 8px; font-family: Helvetica Neue, Helvetica, PingFang SC, 微软雅黑, Tahoma, Arial, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);">你可以在你的HTML文档的<code style="margin: 0px; padding: 2px 4px; font-size: 14.4px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px;">&lt;HTML&gt;</code>和<code style="margin: 0px; padding: 2px 4px; font-size: 14.4px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px;">&lt;BODY&gt;</code>标记之间插入一个<code style="margin: 0px; padding: 2px 4px; font-size: 14.4px; color: rgb(199, 37, 78); background-color: rgb(249, 242, 244); border-radius: 4px;">&lt;STYLE&gt;...&lt;/STYLE&gt;</code>块对象。</p><style="font-size:16pt;color:blue"><!--?--></style="font-size:16pt;color:blue"><p><br/></p><link rel="stylesheet" href="//www.zhidianyun.cn/source/plugin/wcn_editor/public/wcn_editor_fit.css?v134_TZ8" id="wcn_editor_css"/>
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