<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
<style>
.main{position:relative;width:100%}
.left{position:absolute;width:200px;border:solid 1px red; height:200px;}
.right{ margin-left:200px;/*这里距离和左边宽度一样即可*/border:solid 1px red; height:200px;}
</style>
</head>
<body >
<div class="main">
<div class="left">
</div>
<div class="right">
</div>
</div>
</body>
</html>
