前端学习（321）：屏幕窗口居中

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>屏幕窗口居中</title>
    <style>
        html,body{height: 100%;}
    *{margin: 0;padding: 0;}
    .box{width: 200px;height: 100px;background: skyblue;}
    body{display: flex;justify-content: center;align-items: center;}

    </style>
</head>
<body>
    <div class="box"></div>
</body>
</html>

运行结果

来源：CSDN

作者：你知道歌谣吗？

链接：https://blog.csdn.net/weixin_43392489/article/details/103838108

标签

前端