css记录

来源：互联网发布：休闲衬衫知乎编辑：程序博客网时间：2024/05/29 06:42

<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title></title>
<link rel="stylesheet" href="css/bootstrap.css"/>
<style type="text/css">
.container div:first-child .col-md-4{
text-align: center;
line-height: 100px;
font-size: 50px;
color: #5203FC;
}
.container .row:first-child{
height:100px;
background-color: #FFFAE8;
}
.container .row:nth-child(2){
height:400px;
background-color: blue;
}
.register-table{
width: 400px;
height: 300px;
left:50%;
top:50%;
margin-left: -200px;
margin-top: -150px;
background-color: #51A351;
position: absolute;
}
.container .row:nth-child(2)>div:nth-child(2){
background-color: red;
position: relative;
height:400px;

}
</style>
</head>
<body>
<div class="container">
<div class="row">
<div class="col-md-4"></div>
<div class="col-md-4"><span>学生统计信息</span></div>
<div class="col-md-4"></div>
</div>
<div class="row">
<div class="col-md-2"></div>
<div class="col-md-8" >
<div class="register-table">

</div>
</div>
<div class="col-md-2"></div>
</div>

</div>
</body>
</html>

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