双飞翼布局 

<!DOCTYPE html>
<html>
<meta name="name" content="content" charset='utf-8'>
<head>
	<title></title>
</head>
<style type="text/css" media="screen">
	.main{width: 100%;height: 400px;background: red;float: left;}
	.main .in{margin: 0 200px 0 180px;background: yellow;height: 350px;}
	.left{float: left;width:180px;height: 300px;background: green;margin-left:-100%;}
	.right{float: left;width: 200px;height: 300px;background: blue;margin-left: -200px;}
</style>
<body>
<div class="by">
	<div class="main">
		<div class="in">
			
		</div>
	</div>
	<div class="left">
	
	</div>
	<div class="right">
	
	</div>
</div>
</body>
<script  type="text/javascript" charset="utf-8" async defer>
	
</script>
</html>

　　

posted @ 2016-04-20 15:13  honely1314  阅读(115)  评论(0)    收藏  举报