﻿<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:trackback="http://madskills.com/public/xml/rss/module/trackback/" xmlns:wfw="http://wellformedweb.org/CommentAPI/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/"><channel><title>博客园-生物钟倒转</title><link>http://www.cnblogs.com/Lowdens/</link><description /><language>zh-cn</language><lastBuildDate>Mon, 06 Oct 2008 14:14:46 GMT</lastBuildDate><pubDate>Mon, 06 Oct 2008 14:14:46 GMT</pubDate><ttl>60</ttl><item><title>一行、多行文本垂直居中的CSS实例说明</title><link>http://www.cnblogs.com/Lowdens/archive/2008/07/09/1239075.html</link><dc:creator>Lowdens</dc:creator><author>Lowdens</author><pubDate>Wed, 09 Jul 2008 08:46:00 GMT</pubDate><guid>http://www.cnblogs.com/Lowdens/archive/2008/07/09/1239075.html</guid><wfw:comment>http://www.cnblogs.com/Lowdens/comments/1239075.html</wfw:comment><comments>http://www.cnblogs.com/Lowdens/archive/2008/07/09/1239075.html#Feedback</comments><slash:comments>1</slash:comments><wfw:commentRss>http://www.cnblogs.com/Lowdens/comments/commentRss/1239075.html</wfw:commentRss><trackback:ping>http://www.cnblogs.com/Lowdens/services/trackbacks/1239075.html</trackback:ping><description><![CDATA[摘要:  本文摘自52CSS.COM 在表格布局时代，不需要过多的考虑垂直居中的问题，在单元格中，默认就是垂直居中的，一行文字是垂直居中，三行文字同样也会垂直居中。进行CSS网页布局，这样的形式改变了。文字默认是居于容器顶部。 如下所示：&lt;!DOCTYPEhtmlPUBLIC"-//W3C//DTDXHTML1.0Strict//EN""http://www.w3.org/TR/xhtml1/DTD&nbsp;&nbsp;<a href='http://www.cnblogs.com/Lowdens/archive/2008/07/09/1239075.html'>阅读全文</a><img src ="http://www.cnblogs.com/Lowdens/aggbug/1239075.html?type=1" width = "1" height = "1" /><br><br><a href="http://news.cnblogs.com/n/42809/" target="_blank">[新闻]51.COM技术副总裁邵辉跳槽百度</a><br/><a href="http://www.cnblogs.com" target="_blank">博客园首页</a>&nbsp;<a href="http://space.cnblogs.com" target="_blank">社区</a>&nbsp;<a href="http://news.cnblogs.com" target="_blank">新闻频道</a>&nbsp;<a href="http://space.cnblogs.com/group.htm" target="_blank">小组</a>&nbsp;<a href="http://space.cnblogs.com/q" target="_blank">博问</a>&nbsp;<a href="http://wz.cnblogs.com/" target="_blank">网摘</a>&nbsp;<a href="http://space.cnblogs.com/ing" target="_blank">闪存</a>]]></description></item><item><title>图片垂直居中之姊妹--DIV垂直居中</title><link>http://www.cnblogs.com/Lowdens/archive/2008/05/03/1180251.html</link><dc:creator>Lowdens</dc:creator><author>Lowdens</author><pubDate>Sat, 03 May 2008 05:50:00 GMT</pubDate><guid>http://www.cnblogs.com/Lowdens/archive/2008/05/03/1180251.html</guid><wfw:comment>http://www.cnblogs.com/Lowdens/comments/1180251.html</wfw:comment><comments>http://www.cnblogs.com/Lowdens/archive/2008/05/03/1180251.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.cnblogs.com/Lowdens/comments/commentRss/1180251.html</wfw:commentRss><trackback:ping>http://www.cnblogs.com/Lowdens/services/trackbacks/1180251.html</trackback:ping><description><![CDATA[<p>&nbsp;&nbsp;&nbsp; 昨夜与群友讨论图片垂直居中时,突然想到与这很相像的DIV垂直居中效果.raozou分享了他的效果代码,今将其整理,特贴下来大家一起分享:</p>
<div style="border-right: #cccccc 1px solid; padding-right: 5px; border-top: #cccccc 1px solid; padding-left: 4px; font-size: 13px; padding-bottom: 4px; border-left: #cccccc 1px solid; width: 98%; word-break: break-all; padding-top: 4px; border-bottom: #cccccc 1px solid; background-color: #eeeeee"><span style="color: #008080">&nbsp;1</span><img id="Codehighlighter1_23_246_Open_Image" onclick="this.style.display='none'; document.getElementById('Codehighlighter1_23_246_Open_Text').style.display='none'; document.getElementById('Codehighlighter1_23_246_Closed_Image').style.display='inline'; document.getElementById('Codehighlighter1_23_246_Closed_Text').style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif" align="top"  alt="" /><img id="Codehighlighter1_23_246_Closed_Image" style="display: none" onclick="this.style.display='none'; document.getElementById('Codehighlighter1_23_246_Closed_Text').style.display='none'; document.getElementById('Codehighlighter1_23_246_Open_Image').style.display='inline'; document.getElementById('Codehighlighter1_23_246_Open_Text').style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif" align="top"  alt="" /><span style="color: #0000ff">&lt;</span><span style="color: #800000">style&nbsp;</span><span style="color: #ff0000">type</span><span style="color: #0000ff">="text/css"</span><span style="color: #0000ff">&gt;</span><span id="Codehighlighter1_23_246_Closed_Text" style="border-right: #808080 1px solid; border-top: #808080 1px solid; display: none; border-left: #808080 1px solid; border-bottom: #808080 1px solid; background-color: #ffffff"><img src="http://www.cnblogs.com/Images/dot.gif"  alt="" /></span><span id="Codehighlighter1_23_246_Open_Text"><span style="color: #800000; background-color: #f5f5f5"><br />
</span><span style="color: #008080">&nbsp;2</span><span style="color: #800000; background-color: #f5f5f5"><img src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align="top"  alt="" />&lt;!--<br />
</span><span style="color: #008080">&nbsp;3</span><span style="color: #800000; background-color: #f5f5f5"><img src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align="top"  alt="" />#middle<br />
</span><span style="color: #008080">&nbsp;4</span><span style="color: #800000; background-color: #f5f5f5"><img id="Codehighlighter1_37_241_Open_Image" onclick="this.style.display='none'; document.getElementById('Codehighlighter1_37_241_Open_Text').style.display='none'; document.getElementById('Codehighlighter1_37_241_Closed_Image').style.display='inline'; document.getElementById('Codehighlighter1_37_241_Closed_Text').style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif" align="top"  alt="" /><img id="Codehighlighter1_37_241_Closed_Image" style="display: none" onclick="this.style.display='none'; document.getElementById('Codehighlighter1_37_241_Closed_Text').style.display='none'; document.getElementById('Codehighlighter1_37_241_Open_Image').style.display='inline'; document.getElementById('Codehighlighter1_37_241_Open_Text').style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif" align="top"  alt="" /></span><span id="Codehighlighter1_37_241_Closed_Text" style="border-right: #808080 1px solid; border-top: #808080 1px solid; display: none; border-left: #808080 1px solid; border-bottom: #808080 1px solid; background-color: #ffffff">{<img src="http://www.cnblogs.com/Images/dot.gif"  alt="" />}</span><span id="Codehighlighter1_37_241_Open_Text"><span style="color: #000000; background-color: #f5f5f5">{</span><span style="color: #ff0000; background-color: #f5f5f5"><br />
</span><span style="color: #008080">&nbsp;5</span><span style="color: #ff0000; background-color: #f5f5f5"><img src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align="top"  alt="" />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;background</span><span style="color: #000000; background-color: #f5f5f5">:</span><span style="color: #0000ff; background-color: #f5f5f5">blue</span><span style="color: #000000; background-color: #f5f5f5">;</span><span style="color: #ff0000; background-color: #f5f5f5"><br />
</span><span style="color: #008080">&nbsp;6</span><span style="color: #ff0000; background-color: #f5f5f5"><img src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align="top"  alt="" />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;position</span><span style="color: #000000; background-color: #f5f5f5">:</span><span style="color: #0000ff; background-color: #f5f5f5">absolute</span><span style="color: #000000; background-color: #f5f5f5">;</span><span style="color: #ff0000; background-color: #f5f5f5"><br />
</span><span style="color: #008080">&nbsp;7</span><span style="color: #ff0000; background-color: #f5f5f5"><img src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align="top"  alt="" />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;left</span><span style="color: #000000; background-color: #f5f5f5">:</span><span style="color: #0000ff; background-color: #f5f5f5">expression((body.clientWidth-50)/2&nbsp;+&nbsp;"px")</span><span style="color: #000000; background-color: #f5f5f5">;</span><span style="color: #ff0000; background-color: #f5f5f5"><br />
</span><span style="color: #008080">&nbsp;8</span><span style="color: #ff0000; background-color: #f5f5f5"><img src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align="top"  alt="" />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;top</span><span style="color: #000000; background-color: #f5f5f5">:</span><span style="color: #0000ff; background-color: #f5f5f5">expression((body.clientHeight-50)/2&nbsp;+&nbsp;"px")</span><span style="color: #000000; background-color: #f5f5f5">;</span><span style="color: #ff0000; background-color: #f5f5f5"><br />
</span><span style="color: #008080">&nbsp;9</span><span style="color: #ff0000; background-color: #f5f5f5"><img src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align="top"  alt="" />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;width</span><span style="color: #000000; background-color: #f5f5f5">:</span><span style="color: #0000ff; background-color: #f5f5f5">50px</span><span style="color: #000000; background-color: #f5f5f5">;</span><span style="color: #ff0000; background-color: #f5f5f5"><br />
</span><span style="color: #008080">10</span><span style="color: #ff0000; background-color: #f5f5f5"><img src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align="top"  alt="" />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;height</span><span style="color: #000000; background-color: #f5f5f5">:</span><span style="color: #0000ff; background-color: #f5f5f5">50px</span><span style="color: #000000; background-color: #f5f5f5">;</span><span style="color: #ff0000; background-color: #f5f5f5"><br />
</span><span style="color: #008080">11</span><span style="color: #ff0000; background-color: #f5f5f5"><img src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif" align="top"  alt="" /></span><span style="color: #000000; background-color: #f5f5f5">}</span></span><span style="color: #800000; background-color: #f5f5f5"><br />
</span><span style="color: #008080">12</span><span style="color: #800000; background-color: #f5f5f5"><img src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif" align="top"  alt="" />--&gt;<br />
</span><span style="color: #008080">13</span><span style="color: #800000; background-color: #f5f5f5"><img src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align="top"  alt="" /></span></span><span style="color: #0000ff">&lt;/</span><span style="color: #800000">style</span><span style="color: #0000ff">&gt;</span><span style="color: #000000"><br />
</span><span style="color: #008080">14</span><span style="color: #000000"><img src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align="top"  alt="" /></span><span style="color: #0000ff">&lt;</span><span style="color: #800000">div&nbsp;</span><span style="color: #ff0000">id</span><span style="color: #0000ff">="middle"</span><span style="color: #ff0000">&nbsp;&nbsp;align</span><span style="color: #0000ff">="absmiddle"</span><span style="color: #0000ff">&gt;&lt;/</span><span style="color: #800000">div</span><span style="color: #0000ff">&gt;</span><span style="color: #000000">&nbsp;</span><span style="color: #008000">&lt;!--</span><span style="color: #008000">absmiddle&nbsp;图像的中间与同一行中最大元素的中间对齐。<br />
</span><span style="color: #008080">15</span><span style="color: #008000"><img src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align="top"  alt="" /></span><span style="color: #008000">--&gt;</span></div>
<p>说明:这段代码没有文档类型和命名空间的申明,我已试过,如果加上,蓝色方快儿将位于顶部且一部分被浏览器隐藏,大家可以试试!此外,FF不支持expression.&nbsp;</p>
<div style="border-right: #cccccc 1px solid; padding-right: 5px; border-top: #cccccc 1px solid; padding-left: 4px; font-size: 13px; padding-bottom: 4px; border-left: #cccccc 1px solid; width: 98%; word-break: break-all; padding-top: 4px; border-bottom: #cccccc 1px solid; background-color: #eeeeee"><span style="color: #008080">&nbsp;1</span><img src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align="top"  alt="" /><span style="color: #0000ff">&lt;!</span><span style="color: #ff00ff">DOCTYPE&nbsp;html&nbsp;PUBLIC&nbsp;"-//W3C//DTD&nbsp;XHTML&nbsp;1.0&nbsp;Transitional//EN"&nbsp;"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"</span><span style="color: #0000ff">&gt;</span><span style="color: #000000"><br />
</span><span style="color: #008080">&nbsp;2</span><span style="color: #000000"><img src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align="top"  alt="" /></span><span style="color: #0000ff">&lt;</span><span style="color: #800000">html&nbsp;</span><span style="color: #ff0000">xmlns</span><span style="color: #0000ff">="http://www.w3.org/1999/xhtml"</span><span style="color: #0000ff">&gt;</span><span style="color: #000000"><br />
</span><span style="color: #008080">&nbsp;3</span><span style="color: #000000"><img src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align="top"  alt="" /></span><span style="color: #0000ff">&lt;</span><span style="color: #800000">head</span><span style="color: #0000ff">&gt;</span><span style="color: #000000"><br />
</span><span style="color: #008080">&nbsp;4</span><span style="color: #000000"><img src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align="top"  alt="" /></span><span style="color: #0000ff">&lt;</span><span style="color: #800000">meta&nbsp;</span><span style="color: #ff0000">http-equiv</span><span style="color: #0000ff">="Content-Type"</span><span style="color: #ff0000">&nbsp;content</span><span style="color: #0000ff">="text/html;&nbsp;charset=gb2312"</span><span style="color: #ff0000">&nbsp;</span><span style="color: #0000ff">/&gt;</span><span style="color: #000000"><br />
</span><span style="color: #008080">&nbsp;5</span><span style="color: #000000"><img src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align="top"  alt="" /></span><span style="color: #0000ff">&lt;</span><span style="color: #800000">title</span><span style="color: #0000ff">&gt;</span><span style="color: #000000">DIV垂直居中</span><span style="color: #0000ff">&lt;/</span><span style="color: #800000">title</span><span style="color: #0000ff">&gt;</span><span style="color: #000000"><br />
</span><span style="color: #008080">&nbsp;6</span><span style="color: #000000"><img id="Codehighlighter1_290_508_Open_Image" onclick="this.style.display='none'; document.getElementById('Codehighlighter1_290_508_Open_Text').style.display='none'; document.getElementById('Codehighlighter1_290_508_Closed_Image').style.display='inline'; document.getElementById('Codehighlighter1_290_508_Closed_Text').style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif" align="top"  alt="" /><img id="Codehighlighter1_290_508_Closed_Image" style="display: none" onclick="this.style.display='none'; document.getElementById('Codehighlighter1_290_508_Closed_Text').style.display='none'; document.getElementById('Codehighlighter1_290_508_Open_Image').style.display='inline'; document.getElementById('Codehighlighter1_290_508_Open_Text').style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif" align="top"  alt="" /></span><span style="color: #0000ff">&lt;</span><span style="color: #800000">style&nbsp;</span><span style="color: #ff0000">type</span><span style="color: #0000ff">="text/css"</span><span style="color: #0000ff">&gt;</span><span id="Codehighlighter1_290_508_Closed_Text" style="border-right: #808080 1px solid; border-top: #808080 1px solid; display: none; border-left: #808080 1px solid; border-bottom: #808080 1px solid; background-color: #ffffff"><img src="http://www.cnblogs.com/Images/dot.gif"  alt="" /></span><span id="Codehighlighter1_290_508_Open_Text"><span style="color: #800000; background-color: #f5f5f5"><br />
</span><span style="color: #008080">&nbsp;7</span><span style="color: #800000; background-color: #f5f5f5"><img src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align="top"  alt="" />#menu<br />
</span><span style="color: #008080">&nbsp;8</span><span style="color: #800000; background-color: #f5f5f5"><img id="Codehighlighter1_297_507_Open_Image" onclick="this.style.display='none'; document.getElementById('Codehighlighter1_297_507_Open_Text').style.display='none'; document.getElementById('Codehighlighter1_297_507_Closed_Image').style.display='inline'; document.getElementById('Codehighlighter1_297_507_Closed_Text').style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif" align="top"  alt="" /><img id="Codehighlighter1_297_507_Closed_Image" style="display: none" onclick="this.style.display='none'; document.getElementById('Codehighlighter1_297_507_Closed_Text').style.display='none'; document.getElementById('Codehighlighter1_297_507_Open_Image').style.display='inline'; document.getElementById('Codehighlighter1_297_507_Open_Text').style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif" align="top"  alt="" /></span><span id="Codehighlighter1_297_507_Closed_Text" style="border-right: #808080 1px solid; border-top: #808080 1px solid; display: none; border-left: #808080 1px solid; border-bottom: #808080 1px solid; background-color: #ffffff">{<img src="http://www.cnblogs.com/Images/dot.gif"  alt="" />}</span><span id="Codehighlighter1_297_507_Open_Text"><span style="color: #000000; background-color: #f5f5f5">{</span><span style="color: #ff0000; background-color: #f5f5f5"><br />
</span><span style="color: #008080">&nbsp;9</span><span style="color: #ff0000; background-color: #f5f5f5"><img src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align="top"  alt="" />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;position</span><span style="color: #000000; background-color: #f5f5f5">:</span><span style="color: #0000ff; background-color: #f5f5f5">&nbsp;absolute</span><span style="color: #000000; background-color: #f5f5f5">;</span><span style="color: #ff0000; background-color: #f5f5f5"><br />
</span><span style="color: #008080">10</span><span style="color: #ff0000; background-color: #f5f5f5"><img src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align="top"  alt="" />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;top</span><span style="color: #000000; background-color: #f5f5f5">:</span><span style="color: #0000ff; background-color: #f5f5f5">&nbsp;50%</span><span style="color: #000000; background-color: #f5f5f5">;</span><span style="color: #ff0000; background-color: #f5f5f5"><br />
</span><span style="color: #008080">11</span><span style="color: #ff0000; background-color: #f5f5f5"><img src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align="top"  alt="" />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;left</span><span style="color: #000000; background-color: #f5f5f5">:</span><span style="color: #0000ff; background-color: #f5f5f5">&nbsp;50%</span><span style="color: #000000; background-color: #f5f5f5">;</span><span style="color: #ff0000; background-color: #f5f5f5"><br />
</span><span style="color: #008080">12</span><span style="color: #ff0000; background-color: #f5f5f5"><img src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align="top"  alt="" />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;margin-top</span><span style="color: #000000; background-color: #f5f5f5">:</span><span style="color: #0000ff; background-color: #f5f5f5">&nbsp;-25px</span><span style="color: #000000; background-color: #f5f5f5">;</span><span style="color: #ff0000; background-color: #f5f5f5"><br />
</span><span style="color: #008080">13</span><span style="color: #ff0000; background-color: #f5f5f5"><img src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align="top"  alt="" />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;margin-left</span><span style="color: #000000; background-color: #f5f5f5">:</span><span style="color: #0000ff; background-color: #f5f5f5">&nbsp;-150px</span><span style="color: #000000; background-color: #f5f5f5">;</span><span style="color: #ff0000; background-color: #f5f5f5"><br />
</span><span style="color: #008080">14</span><span style="color: #ff0000; background-color: #f5f5f5"><img src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align="top"  alt="" />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;color</span><span style="color: #000000; background-color: #f5f5f5">:</span><span style="color: #0000ff; background-color: #f5f5f5">blue</span><span style="color: #000000; background-color: #f5f5f5">;</span><span style="color: #ff0000; background-color: #f5f5f5"><br />
</span><span style="color: #008080">15</span><span style="color: #ff0000; background-color: #f5f5f5"><img src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align="top"  alt="" />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;width</span><span style="color: #000000; background-color: #f5f5f5">:</span><span style="color: #0000ff; background-color: #f5f5f5">&nbsp;300px</span><span style="color: #000000; background-color: #f5f5f5">;</span><span style="color: #ff0000; background-color: #f5f5f5"><br />
</span><span style="color: #008080">16</span><span style="color: #ff0000; background-color: #f5f5f5"><img src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align="top"  alt="" />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;height</span><span style="color: #000000; background-color: #f5f5f5">:</span><span style="color: #0000ff; background-color: #f5f5f5">&nbsp;50px</span><span style="color: #000000; background-color: #f5f5f5">;</span><span style="color: #ff0000; background-color: #f5f5f5"><br />
</span><span style="color: #008080">17</span><span style="color: #ff0000; background-color: #f5f5f5"><img src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align="top"  alt="" />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;border</span><span style="color: #000000; background-color: #f5f5f5">:</span><span style="color: #0000ff; background-color: #f5f5f5">solid&nbsp;1px&nbsp;gray</span><span style="color: #000000; background-color: #f5f5f5">;</span><span style="color: #ff0000; background-color: #f5f5f5"><br />
</span><span style="color: #008080">18</span><span style="color: #ff0000; background-color: #f5f5f5"><img src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif" align="top"  alt="" /></span><span style="color: #000000; background-color: #f5f5f5">}</span></span><span style="color: #800000; background-color: #f5f5f5"><br />
</span><span style="color: #008080">19</span><span style="color: #800000; background-color: #f5f5f5"><img src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align="top"  alt="" /></span></span><span style="color: #0000ff">&lt;/</span><span style="color: #800000">style</span><span style="color: #0000ff">&gt;</span><span style="color: #000000"><br />
</span><span style="color: #008080">20</span><span style="color: #000000"><img src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align="top"  alt="" /></span><span style="color: #0000ff">&lt;/</span><span style="color: #800000">head</span><span style="color: #0000ff">&gt;</span><span style="color: #000000"><br />
</span><span style="color: #008080">21</span><span style="color: #000000"><img src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align="top"  alt="" /><br />
</span><span style="color: #008080">22</span><span style="color: #000000"><img src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align="top"  alt="" /></span><span style="color: #0000ff">&lt;</span><span style="color: #800000">body</span><span style="color: #0000ff">&gt;</span><span style="color: #000000"><br />
</span><span style="color: #008080">23</span><span style="color: #000000"><img src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align="top"  alt="" /></span><span style="color: #0000ff">&lt;</span><span style="color: #800000">div&nbsp;</span><span style="color: #ff0000">id</span><span style="color: #0000ff">=menu</span><span style="color: #0000ff">&gt;</span><span style="color: #000000">页面水平垂直居中</span><span style="color: #0000ff">&lt;/</span><span style="color: #800000">div</span><span style="color: #0000ff">&gt;</span><span style="color: #000000"><br />
</span><span style="color: #008080">24</span><span style="color: #000000"><img src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align="top"  alt="" /></span><span style="color: #0000ff">&lt;/</span><span style="color: #800000">body</span><span style="color: #0000ff">&gt;</span><span style="color: #000000"><br />
</span><span style="color: #008080">25</span><span style="color: #000000"><img src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align="top"  alt="" /></span><span style="color: #0000ff">&lt;/</span><span style="color: #800000">html</span><span style="color: #0000ff">&gt;</span></div>
<br />
<p>&nbsp;</p>
<div style="border-right: #cccccc 1px solid; padding-right: 5px; border-top: #cccccc 1px solid; padding-left: 4px; font-size: 13px; padding-bottom: 4px; border-left: #cccccc 1px solid; width: 98%; word-break: break-all; padding-top: 4px; border-bottom: #cccccc 1px solid; background-color: #eeeeee"><span style="color: #008080">&nbsp;1</span><img src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align="top"  alt="" /><span style="color: #0000ff">&lt;!</span><span style="color: #ff00ff">DOCTYPE&nbsp;html&nbsp;PUBLIC&nbsp;"-//W3C//DTD&nbsp;XHTML&nbsp;1.0&nbsp;Transitional//EN"&nbsp;"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"</span><span style="color: #0000ff">&gt;</span><span style="color: #000000"><br />
</span><span style="color: #008080">&nbsp;2</span><span style="color: #000000"><img src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align="top"  alt="" /></span><span style="color: #0000ff">&lt;</span><span style="color: #800000">html&nbsp;</span><span style="color: #ff0000">xmlns</span><span style="color: #0000ff">="http://www.w3.org/1999/xhtml"</span><span style="color: #0000ff">&gt;</span><span style="color: #000000"><br />
</span><span style="color: #008080">&nbsp;3</span><span style="color: #000000"><img src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align="top"  alt="" /></span><span style="color: #0000ff">&lt;</span><span style="color: #800000">head</span><span style="color: #0000ff">&gt;</span><span style="color: #000000"><br />
</span><span style="color: #008080">&nbsp;4</span><span style="color: #000000"><img src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align="top"  alt="" /></span><span style="color: #0000ff">&lt;</span><span style="color: #800000">meta&nbsp;</span><span style="color: #ff0000">http-equiv</span><span style="color: #0000ff">="Content-Type"</span><span style="color: #ff0000">&nbsp;content</span><span style="color: #0000ff">="text/html;&nbsp;charset=gb2312"</span><span style="color: #ff0000">&nbsp;</span><span style="color: #0000ff">/&gt;</span><span style="color: #000000"><br />
</span><span style="color: #008080">&nbsp;5</span><span style="color: #000000"><img src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align="top"  alt="" /></span><span style="color: #0000ff">&lt;</span><span style="color: #800000">title</span><span style="color: #0000ff">&gt;</span><span style="color: #000000">DIV垂直居中</span><span style="color: #0000ff">&lt;/</span><span style="color: #800000">title</span><span style="color: #0000ff">&gt;</span><span style="color: #000000"><br />
</span><span style="color: #008080">&nbsp;6</span><span style="color: #000000"><img id="Codehighlighter1_290_608_Open_Image" onclick="this.style.display='none'; document.getElementById('Codehighlighter1_290_608_Open_Text').style.display='none'; document.getElementById('Codehighlighter1_290_608_Closed_Image').style.display='inline'; document.getElementById('Codehighlighter1_290_608_Closed_Text').style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif" align="top"  alt="" /><img id="Codehighlighter1_290_608_Closed_Image" style="display: none" onclick="this.style.display='none'; document.getElementById('Codehighlighter1_290_608_Closed_Text').style.display='none'; document.getElementById('Codehighlighter1_290_608_Open_Image').style.display='inline'; document.getElementById('Codehighlighter1_290_608_Open_Text').style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif" align="top"  alt="" /></span><span style="color: #0000ff">&lt;</span><span style="color: #800000">style&nbsp;</span><span style="color: #ff0000">type</span><span style="color: #0000ff">="text/css"</span><span style="color: #0000ff">&gt;</span><span id="Codehighlighter1_290_608_Closed_Text" style="border-right: #808080 1px solid; border-top: #808080 1px solid; display: none; border-left: #808080 1px solid; border-bottom: #808080 1px solid; background-color: #ffffff"><img src="http://www.cnblogs.com/Images/dot.gif"  alt="" /></span><span id="Codehighlighter1_290_608_Open_Text"><span style="color: #800000; background-color: #f5f5f5"><br />
</span><span style="color: #008080">&nbsp;7</span><span style="color: #800000; background-color: #f5f5f5"><img src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align="top"  alt="" />#menu<br />
</span><span style="color: #008080">&nbsp;8</span><span style="color: #800000; background-color: #f5f5f5"><img id="Codehighlighter1_297_607_Open_Image" onclick="this.style.display='none'; document.getElementById('Codehighlighter1_297_607_Open_Text').style.display='none'; document.getElementById('Codehighlighter1_297_607_Closed_Image').style.display='inline'; document.getElementById('Codehighlighter1_297_607_Closed_Text').style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif" align="top"  alt="" /><img id="Codehighlighter1_297_607_Closed_Image" style="display: none" onclick="this.style.display='none'; document.getElementById('Codehighlighter1_297_607_Closed_Text').style.display='none'; document.getElementById('Codehighlighter1_297_607_Open_Image').style.display='inline'; document.getElementById('Codehighlighter1_297_607_Open_Text').style.display='inline';" src="http://www.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif" align="top"  alt="" /></span><span id="Codehighlighter1_297_607_Closed_Text" style="border-right: #808080 1px solid; border-top: #808080 1px solid; display: none; border-left: #808080 1px solid; border-bottom: #808080 1px solid; background-color: #ffffff">{<img src="http://www.cnblogs.com/Images/dot.gif"  alt="" />}</span><span id="Codehighlighter1_297_607_Open_Text"><span style="color: #000000; background-color: #f5f5f5">{</span><span style="color: #ff0000; background-color: #f5f5f5"><br />
</span><span style="color: #008080">&nbsp;9</span><span style="color: #ff0000; background-color: #f5f5f5"><img src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align="top"  alt="" />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;position</span><span style="color: #000000; background-color: #f5f5f5">:</span><span style="color: #0000ff; background-color: #f5f5f5">&nbsp;absolute</span><span style="color: #000000; background-color: #f5f5f5">;</span><span style="color: #ff0000; background-color: #f5f5f5"><br />
</span><span style="color: #008080">10</span><span style="color: #ff0000; background-color: #f5f5f5"><img src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align="top"  alt="" />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;top</span><span style="color: #000000; background-color: #f5f5f5">:</span><span style="color: #0000ff; background-color: #f5f5f5">&nbsp;50%</span><span style="color: #000000; background-color: #f5f5f5">;</span><span style="color: #ff0000; background-color: #f5f5f5"><br />
</span><span style="color: #008080">11</span><span style="color: #ff0000; background-color: #f5f5f5"><img src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align="top"  alt="" />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;left</span><span style="color: #000000; background-color: #f5f5f5">:</span><span style="color: #0000ff; background-color: #f5f5f5">&nbsp;50%</span><span style="color: #000000; background-color: #f5f5f5">;</span><span style="color: #ff0000; background-color: #f5f5f5"><br />
</span><span style="color: #008080">12</span><span style="color: #ff0000; background-color: #f5f5f5"><img src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align="top"  alt="" />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;margin-top</span><span style="color: #000000; background-color: #f5f5f5">:</span><span style="color: #0000ff; background-color: #f5f5f5">&nbsp;-25px</span><span style="color: #000000; background-color: #f5f5f5">;</span><span style="color: #ff0000; background-color: #f5f5f5"><br />
</span><span style="color: #008080">13</span><span style="color: #ff0000; background-color: #f5f5f5"><img src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align="top"  alt="" />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;margin-left</span><span style="color: #000000; background-color: #f5f5f5">:</span><span style="color: #0000ff; background-color: #f5f5f5">&nbsp;-150px</span><span style="color: #000000; background-color: #f5f5f5">;</span><span style="color: #ff0000; background-color: #f5f5f5"><br />
</span><span style="color: #008080">14</span><span style="color: #ff0000; background-color: #f5f5f5"><img src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align="top"  alt="" />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;color</span><span style="color: #000000; background-color: #f5f5f5">:</span><span style="color: #0000ff; background-color: #f5f5f5">blue</span><span style="color: #000000; background-color: #f5f5f5">;</span><span style="color: #ff0000; background-color: #f5f5f5"><br />
</span><span style="color: #008080">15</span><span style="color: #ff0000; background-color: #f5f5f5"><img src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align="top"  alt="" />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;width</span><span style="color: #000000; background-color: #f5f5f5">:</span><span style="color: #0000ff; background-color: #f5f5f5">&nbsp;300px</span><span style="color: #000000; background-color: #f5f5f5">;</span><span style="color: #ff0000; background-color: #f5f5f5"><br />
</span><span style="color: #008080">16</span><span style="color: #ff0000; background-color: #f5f5f5"><img src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align="top"  alt="" />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;height</span><span style="color: #000000; background-color: #f5f5f5">:</span><span style="color: #0000ff; background-color: #f5f5f5">&nbsp;50px</span><span style="color: #000000; background-color: #f5f5f5">;</span><span style="color: #ff0000; background-color: #f5f5f5"><br />
</span><span style="color: #008080">17</span><span style="color: #ff0000; background-color: #f5f5f5"><img src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align="top"  alt="" />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;font-weight</span><span style="color: #000000; background-color: #f5f5f5">:</span><span style="color: #0000ff; background-color: #f5f5f5">bold</span><span style="color: #000000; background-color: #f5f5f5">;</span><span style="color: #ff0000; background-color: #f5f5f5"><br />
</span><span style="color: #008080">18</span><span style="color: #ff0000; background-color: #f5f5f5"><img src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align="top"  alt="" />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;border</span><span style="color: #000000; background-color: #f5f5f5">:</span><span style="color: #0000ff; background-color: #f5f5f5">solid&nbsp;1px&nbsp;gray</span><span style="color: #000000; background-color: #f5f5f5">;</span><span style="color: #ff0000; background-color: #f5f5f5"><br />
</span><span style="color: #008080">19</span><span style="color: #ff0000; background-color: #f5f5f5"><img src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align="top"  alt="" />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;line-height</span><span style="color: #000000; background-color: #f5f5f5">:</span><span style="color: #0000ff; background-color: #f5f5f5">50px</span><span style="color: #000000; background-color: #f5f5f5">;</span><span style="color: #ff0000; background-color: #f5f5f5"><br />
</span><span style="color: #008080">20</span><span style="color: #ff0000; background-color: #f5f5f5"><img src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align="top"  alt="" />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;font-size</span><span style="color: #000000; background-color: #f5f5f5">:</span><span style="color: #0000ff; background-color: #f5f5f5">20px</span><span style="color: #000000; background-color: #f5f5f5">;</span><span style="color: #ff0000; background-color: #f5f5f5">&nbsp;<br />
</span><span style="color: #008080">21</span><span style="color: #ff0000; background-color: #f5f5f5"><img src="http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif" align="top"  alt="" />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;text-align</span><span style="color: #000000; background-color: #f5f5f5">:</span><span style="color: #0000ff; background-color: #f5f5f5">center</span><span style="color: #000000; background-color: #f5f5f5">;</span><span style="color: #ff0000; background-color: #f5f5f5"><br />
</span><span style="color: #008080">22</span><span style="color: #ff0000; background-color: #f5f5f5"><img src="http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif" align="top"  alt="" /></span><span style="color: #000000; background-color: #f5f5f5">}</span></span><span style="color: #800000; background-color: #f5f5f5"><br />
</span><span style="color: #008080">23</span><span style="color: #800000; background-color: #f5f5f5"><img src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align="top"  alt="" /></span></span><span style="color: #0000ff">&lt;/</span><span style="color: #800000">style</span><span style="color: #0000ff">&gt;</span><span style="color: #000000"><br />
</span><span style="color: #008080">24</span><span style="color: #000000"><img src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align="top"  alt="" /></span><span style="color: #0000ff">&lt;/</span><span style="color: #800000">head</span><span style="color: #0000ff">&gt;</span><span style="color: #000000"><br />
</span><span style="color: #008080">25</span><span style="color: #000000"><img src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align="top"  alt="" /><br />
</span><span style="color: #008080">26</span><span style="color: #000000"><img src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align="top"  alt="" /></span><span style="color: #0000ff">&lt;</span><span style="color: #800000">body</span><span style="color: #0000ff">&gt;</span><span style="color: #000000"><br />
</span><span style="color: #008080">27</span><span style="color: #000000"><img src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align="top"  alt="" /></span><span style="color: #0000ff">&lt;</span><span style="color: #800000">div&nbsp;</span><span style="color: #ff0000">id</span><span style="color: #0000ff">=menu</span><span style="color: #0000ff">&gt;</span><span style="color: #000000">页面水平垂直居中</span><span style="color: #0000ff">&lt;/</span><span style="color: #800000">div</span><span style="color: #0000ff">&gt;</span><span style="color: #000000"><br />
</span><span style="color: #008080">28</span><span style="color: #000000"><img src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align="top"  alt="" /></span><span style="color: #0000ff">&lt;/</span><span style="color: #800000">body</span><span style="color: #0000ff">&gt;</span><span style="color: #000000"><br />
</span><span style="color: #008080">29</span><span style="color: #000000"><img src="http://www.cnblogs.com/Images/OutliningIndicators/None.gif" align="top"  alt="" /></span><span style="color: #0000ff">&lt;/</span><span style="color: #800000">html</span><span style="color: #0000ff">&gt;</span></div>
<p>&nbsp;&nbsp;&nbsp; 最后感谢raozou分享效果代码!</p>
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