<!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>双飞翼布局</title>
<style type="text/css">
*{ margin:0; padding:0;}
/*页头*/
.header{ background-color:#ccc;}
.header .headermenu{ width:1000px; height:50px; background-color:#444; margin:0 auto;}
.header .headermenu .nav{ list-style:none;}
.header .headermenu .nav a{ text-decoration:none; color:#fff; width:100px; height:50px; line-height:50px; float:left; text-align:center;}
.header .headermenu .nav a:hover{background-color:#ff6700;}
/*主体*/
.main{ background-color:pink; width:1000px;margin:5px auto; min-height:520px; overflow:hidden;}
.warp{ width:inherit; min-height:520px; background-color:#C9F;}
.left{background-color: lightgreen; width:200px; min-height:520px;}
.right{ background-color:lightblue; width:200px; min-height:520px;}
.warp, .left, .right{float: left;}
.content{padding-left: 200px; padding-right: 200px;}
.left{ margin-left:-100%;}
.right{ margin-left:-200px;}
/*页尾*/
.footer{background-color:#ccc;}
.footer .footercontent{ width:1000px; margin:0 auto; background-color:#444; height:50px; line-height:50px;color:#ccc;text-align:center;}
.footer .footercontent a{text-decoration:none; }
.footer .footercontent a:hover{color:#fff;}
</style>
</head>
<body>
<div class="container">
<div class="header">
<div class="headermenu">
<ul class="nav">
<li><a href="#">首页</a></li>
<li><a href="#">公司新闻</a></li>
<li><a href="#">公司产品</a></li>
<li><a href="#">联系我们</a></li>
</ul>
</div>
</div>
<div class="main">
<div class="warp">
<div class="content">双飞翼主体</div>
</div>
<div class="left">我是左侧内容</div>
<div class="right">我是右侧内容</div>
</div>
<div class="footer">
<div class="footercontent">
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</div>
</div>
</div>
</body>
</html>
