<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>盒子模型的应用</title>
<link href="index.css" type="text/css" rel="stylesheet">
</head>
<body>
<div class="top">
<div class="top_content"></div>
</div>
<div class="body">
<div class="body_img"></div>
<div class="body_content">
<div class="body_no"></div>
</div>
</div>
<div class="footing">
<div class="footing_content"></div>
<div class="footing_subSav"></div>
</div>
</body>
</html>
*{
margin: 0px;
padding: 0px;
}
.top{
width: 100%;
height: 50px;
background-color: black;
}
.top_content{
width: 75%;
height: 50px;
margin: 0px auto;
background-color: blue;
}
.body{
margin: 20px auto;
width: 75%;
height: 1500px;
background-color: blanchedalmond;
}
.body_img{
width:100%;
height: 400px;
background-color: darkorange;
}
.body_content{
width: 100%;
height: 1100px;
background-color: blueviolet;
}
.body_no{
width: 100%;
height: 50px;
background-color: aqua;
}
.footing{
width: 75%;
height: 400px;
background-color: indigo;
margin: 0px auto;
}
.footing_content{
width: 100%;
height: 300px;
background-color: darkseagreen;
}
.footing_subSav{
width: 100%;
height: 100px;
background-color: black;
}
