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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>test</title>
<style type="text/css">
.box{
width:100%;
height: 60px;
background-color: gray;
margin:0 auto;
}
.box1{
width: 1000px;
height: 650px;
margin: 0px auto;
}
.box2{
width: 200px;
height: 650px;
background-color: lightblue;
float: left;
}
.box3{
width: 600px;
height: 650px;
background-color: lightyellow;
float: left;
}
.box4{
width: 200px;
height: 650px;
background-color: lightgreen;
margin-left:800px;
}
.box5{
width:100%;
height: 60px;
background-color: gray;
margin:0 auto;
}
</style>
</head>
<body>
<div>
<div class="box">
</div>
<div class="box1">
<div class="box2">
</div>
<div class="box3">
</div>
<div class="box4">
</div>
</div>
<div class="box5">
</div>
</div>
</body>
</html>点击 "运行实例" 按钮查看在线实例
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