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<!DOCTYPE html>
<html>
<head>
<title>响应式布局-样式表中内嵌法</title>
<meta charset="utf-8"/>
<meta name="viewport" content="width=device-width, initial-scale=1"/>
<style>
*{margin:0;padding:0;}
body{
font:18px/20px "Microsoft YaHei",arial,serif;
color:#fff;
background:#fff;
}
img{border:0;}
a{text-decoration:none;}
.header,
.container,
.footer{
margin-left:auto;
margin-right:auto;
margin-top:10px;
text-align:center;
}
.header{
height:100px;
background:#333;
}
.sidebarLeft,
.main,
.sidebarRight{
background:#333;
}
.footer{
height:100px;
background:#333;
}
@media screen and (min-width:960px){
.header,
.container,
.footer{
width:960px;
}
.sidebarLeft,
.main,
.sidebarRight{
float:left;
height:400px;
}
.sidebarLeft,
.sidebarRight{
width:200px;
}
.main{
margin-left:10px;
margin-right:10px;
width:540px;
}
.container{
height:400px;
}
}
@media screen and (min-width:600px) and (max-width:960px){
.header,
.container,
.footer{
width:600px;
}
.sidebarLeft,
.main{
float:left;
height:400px;
}
.sidebarRight{
display:none;
}
.sidebarLeft{
width:160px;
}
.main{
margin-left:10px;
width:430px;
}
.container{
height:400px;
}
}
@media screen and (max-width:600px){
.header,
.container,
.footer{
width:400px;
}
.sidebarLeft,
.sidebarRight{
width:400px;
height:100px;
}
.main{
margin-top:10px;
width:400px;
height:200px;
}
.sidebarRight{
margin-top:10px;
}
.container{
height:420px;
}
}
/*
//完整版
.header,
.container,
.footer{
margin-left:auto;
margin-right:auto;
width:960px;
margin-top:10px;
text-align:center;
}
.header{
height:100px;
background:#333;
}
.sidebarLeft,
.main,
.sidebarRight{
background:#333;
float:left;
height:400px;
}
.sidebarLeft,
.sidebarRight{
width:200px;
}
.main{
margin-left:10px;
margin-right:10px;
width:540px;
}
.container{
height:400px;
}
.footer{
height:50px;
background:#333;
}
*/
</style>
<!--[if lt IE 9]>
<style>
*{margin:0;padding:0;}
body{
font:18px/20px "Microsoft YaHei",arial,serif;
color:#fff;
background:#fff;
}
img{border:0;}
a{text-decoration:none;}
.header,
.container,
.footer{
margin-left:auto;
margin-right:auto;
width:960px;
margin-top:10px;
text-align:center;
}
.header{
height:100px;
background:#333;
}
.sidebarLeft,
.main,
.sidebarRight{
background:#333;
float:left;
height:400px;
}
.sidebarLeft,
.sidebarRight{
width:200px;
}
.main{
margin-left:10px;
margin-right:10px;
width:540px;
}
.container{
height:400px;
}
.footer{
height:100px;
background:#333;
}
</style>
<![endif]-->
</head>
<body>
<div class="header">header</div>
<div class="container">
<div class="sidebarLeft">sidebarLeft</div>
<div class="main">main</div>
<div class="sidebarRight">sidebarRight</div>
</div>
<div class="footer">footer</div>
</body>
</html>
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