.r_sub_left{ width:540px; height:600px; background:#9C3; float:left}
.r_sub_right{ width:200px; height:600px; background:#9FC; float:right}/*540px+200px=740px 注意宽度值的设置*/
.footer{ height:50px; background:#9F9; clear:both}/*使用clear：both清除浮动*/
</style>
</head>
<body>
<div class="head">head</div>
<div class="main">
<div class="left">left</div>
<div class="right">
<div class="r_sub_left">sub_left
</div>
<div class=" r_sub_right">sub_right
</div>
</div>
</div>
<div class="footer">footer</div>
</body>
</html>
DEMO：http://Lovejulyer.github.io/Source_Code/Blog_demo/Codes2/hunhebuju03.html
混合布局04
XML/HTML Code复制内容到剪贴板
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>混合布局</title>
<style>
body{ margin:0; padding:0; font-size:30px; font-weight:bold}
div{ text-align:center; line-height:50px}
.main{ width:960px; margin:0 auto}/*footer和main未设置宽度*/
.head{ height:100px;background:#9CF}
.left{ width:220px; height:600px; background:#ccc; float:left}
.right{ width:740px; height:600px;background:#FCC; float:right}
.r_sub_left{ width:540px; height:600px; background:#9C3; float:left}
.r_sub_right{ width:200px; height:600px; background:#9FC; float:right}/*540px+200px=740px 注意宽度值的设置*/
.footer{ height:50px; background:#9F9; clear:both}/*使用clear：both清除浮动*/
</style>
</head>
<body>
<div class="head">head</div>
<div class="main">
<div class="left">left</div>
