混和布局自适应宽度怎么设置?
为什么left块定位要设置absolute?relative不行吗?
为什么right块的宽度超出了top和foot块?
为什么left块定位要设置absolute?relative不行吗?
为什么right块的宽度超出了top和foot块?
2016-11-23
<!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>混合布局编程挑战</title>
<style type="text/css">
body{ margin:0; padding:0; font-size:30px; color:#fff}
.top{width:100%;height:80px;background-color:red;}
.main{width:100%;height:600px;background-color:yellow;}
.left{width:32%;height:600px;background-color:blue;float:left;}
.right{width:65%;height:600px;background-color:green;float:right;}
.foot{width:100%;height:50px;background-color:orange;}
</style>
</head>
<body>
<div class="top">top</div>
<div class="main">
<div class="left">left</div>
<div class="right">right</div>
</div>
<div class="foot">foot</div>
</body>
</html>
<style type="text/css">
body{ margin:0; padding:0; font-size:30px; color:#fff}
.top{width:100%;height:50px;margin:0 auto;background:#ccc;}
.main{width:100%; height:600px;background:red;position:relative;}
.left{width:200px; height:600px;background:blue; }
.right{width:100%;height:600px;background:green;position:absolute;left:210px;}
.foot{width:100%; height:30px;background:yellow;}
</style>
</head>
<body>
<div class="top">top</div>
<div class="main">
<div class="right">right</div>
<div class="left">left</div>
</div>
<div class="foot">foot</div>
</body>
</html>
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