js
*{
margin: 0px;
padding: 0px;
}
.heading,
.container,
.footing{
margin: 10px auto;
}
.heading{
height: 100px;
background-color: chocolate;
}
.left,
.right,
.main{
background-color: cornflowerblue;
}
.footing{
height: 100px;
background-color: aquamarine;
}
@media screen and (min-width: 960px){
.heading,
.container,
.footing{
width: 960px;
}
.left,
.main,
.right{
float: left;
height: 500px;
}
.left,
.right
{
width: 200px;
}
.main{
margin-left: 5px;
margin-right: 5px;
width: 550px;
}
.container{
height: 500px;
}
}
@media screen and (min-width: 600px) and (max-width: 960px){
.heading,
.container,
.footing{
width: 600px;
}
.left,
.main
{
float: left;
height: 400px;
}
.right{
display: none;
}
.left{
width: 160px;
}
.main{
width: 435px;
margin-left: 5px;
}
.container{
height: 400px;
}
}
@media screen and (max-width: 600px){
.heading,
.container,
.footing{
width: 400px;
}
.left,
.right{
width: 400px;
height: 100px;
}
.main{
margin-top: 10px;
width: 400px;
height: 200px;
}
.right{
margin-top: 10px;
}
.container{
height: 420px;
}
}
html
<!DOCTYPE html>
<html>
<head lang="en">
<meta charset="UTF-8">
<meta name="viewport" content="width = device-width,initial-scale=1">
<title></title>
<link href="css/style01.css" type="text/css" rel="stylesheet">
</head>
<body>
<div class="heading"></div>
<div class="container">
<div class="left"></div>
<div class="main"></div>
<div class="right"></div>
</div>
<div class="footing"></div>
</body>
</html>
时间： 2024-08-24 16:10:32