CSS 自适应

最新推荐文章于 2025-09-11 10:42:34 发布

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最新推荐文章于 2025-09-11 10:42:34 发布

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文章标签： xhtml

<!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> 
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> 
<title>DIV+CSS实现两边固定宽度,中间自适应宽度-天魅设计博客</title> 
<style> 
body{ margin:0; padding:10px;} 
#head{ margin-bottom:10px; height:50px; background-color:#999999} 
#main{} 
#left{ width:200px; float:left;margin-right:-200px; background-color:#FF9900} 
#mid{ width:auto;background:#00FF00;margin:0 220px;border:1px solid #000;} 
#right{ width:200px;margin-left:-200px; float:right; background-color:#CCCC00} 
#foot{ margin-top:10px; clear:both; height:50px; background-color:#CCCCCC} 

</style> 
</head> 

<body> 
<div id="head">我是头部</div> 
<div id="main"> 
<div id="left">我是左边,宽:200px</div> 
<div id="right">我是右边,宽:200px</div> 
<div id="mid">我是中间,宽自适应</div> 
</div> 
<div id="foot">我是底部</div> 
</body> 
</html>