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- <!DOCTYPE html>
- <html lang="en">
- <head>
- <meta charset="UTF-8">
- <meta name="viewport" content="width=device-width, initial-scale=1.0">
- <title>Document</title>
- <style>
- body{
- margin: 0;
- }
- .box{
- height: 600px;
- /*max-width控制元素最大值 最大宽度为1000px */
- /* 当前屏幕大于1000px 元素宽度为1000px 小于1000px 元素宽度为当前屏幕宽度 */
- max-width: 1000px;
- min-width: 300px;
- background-image: url("./img/img1.jpg");
- background-size: 100% 100%;
- margin: 0 auto;
- }
- </style>
- </head>
- <body>
-
- <div class="box"></div>
- </body>
- </html>
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