真么搞成窗口自适应,现在大小是固定的,窗口小了就会有看不到的板块了
<!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{height: 80px; width: 100%; background: darkslategrey;top: 0px}
.main{height: 800px; width: 100%; background: darkred}
.left{height: 800px; width: 20%; background: blue;float: left}
.right{height: 800px; width: 70%; background:chartreuse;float: right}
.foot{height: 50px;width: 100%;background: chocolate; clear: both;bottom:0px }
</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>