1 <!DOCTYPE html>
2 <html>
3 <head>
4 <meta charset="utf-8">
5 <title></title>
6 <style>
7 *{
8 margin: 0;
9 padding: 0;
10 }
11 .pic{
12 width: 406px;
13 height:300px;
14 background: url(https://timgsa.baidu.com/timg?image&quality=80&size=b9999_10000&sec=1603881365383&di=0a70eec494aaa4d38106556d913f7b4c&imgtype=0&src=http%3A%2F%2Fpic1.win4000.com%2Fwallpaper%2F2018-09-25%2F5ba9957dc955a.jpg) no-repeat;
15 border: 10px dashed skyblue;
16 padding: 30px;
17 background-size: cover;
18 background-origin: content-box;
19 }
20 </style>
21 </head>
22 <body>
23 <div class="pic"></div>
24 </body>
25 </html>
