css的一些代码

转载于 2012-10-26 22:03:11 发布 · 408 阅读

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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>居中</title>
<style type="text/css">
<!--
body {
        padding: 0;
        margin: 0;
        background-color: #e8f0f8;
}
body,html{height: 100%;}
#outer {height: 100%; overflow: hidden; position: relative;width: 100%; }
#outer[id] {display: table; position: static;}
#middle {position: absolute; top: 50%;} /* for explorer only*/
#middle[id] {display: table-cell; vertical-align: middle; position: static;}
#inner {position: relative; top: -50%;width:300px;margin: 0 auto;background-color:#DDD;text-align:center;} /* for explorer only */
-->
</style>
</head>
<body>
<div id="outer">hello
  <div id="middle">test
    <div id="inner">居中
    </div>
  </div>
</div>
</body>
</html>