<!DOCTYPE html>
<html lang="zh">
<head>
<meta charset="UTF-8">
<title>啥也不是</title>
<style>
*{
margin: 0;
padding: 0;
}
li{
list-style: none;
}
.top{
height: 50px;
background-color: gray;
}
.banner{
width: 980px;
height: 150px;
background-color: gray;
margin: 10px auto;
}
.box{
width:980px;
margin: 0 auto;
height: 300px;
}
.box li{
float: left;
width: 237px;
height: 300px;
background-color: gray;
margin-right: 10px;
}
.box .last{
margin-right: 0px;
}
.footer{
height: 200px;
background-color: gray;
margin-top: 10px;
}
</style>
</head>
<body>
<div class="top"></div>
<div class="banner"></div>
<div class="box">
<ul>
<li></li>
<li></li>
<li></li>
<li class="last"></li>
</ul>
</div>
<div class="footer"></div>
</body>
</html>
