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CSS实现上下左右垂直居中

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>上下左右居中模块</title>
<style>
*{
margin: 0;
padding: 0;
list-style: none;
}
body{
background-color: #000;
}
.lanren{
position: fixed;
left: 50%;
top: 50%;
-webkit-transform:translate(-50%,-50%);
-moz-transform:translate(-50%,-50%);
-o-transform:translate(-50%,-50%);
-ms-transform:translate(-50%,-50%);
transform:translate(-50%,-50%);
}
.square{
width: 114px; 
height: 114px; 
border: 5px solid white; 
box-sizing: border-box; 
background-color: red;
}
</style>
</head>
<body>
<div class="lanren">
<div class="square"></div>
</div>
</body>
</html>

效果

 

posted @ 2017-06-13 17:51  gz_zyg  阅读(2552)  评论(0)  编辑  收藏  举报