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- <!DOCTYPE html>
- <html lang="en">
- <head>
- <meta charset="UTF-8">
- <meta http-equiv="X-UA-Compatible" content="IE=edge">
- <meta name="viewport" content="width=device-width, initial-scale=1.0">
- <title>Document</title>
- <style>
- /* div{
- background: red;
- width:200px;
- height: 200px;
- }
- span{
- background: green;
- width: 200px;
- height: 200px;
- } */
- #div1{
- width: 200px;
- height: 200px;
- background: #f00;
- display: none;
- }
- </style>
- </head>
- <body>
- <div>哈哈</div>
- <span>哈哈</span>
- <span>哈哈</span>
- <!--
- 元素 display:
- block:块级元素 自己占一行 可以设置宽高
- div p ul li table
- inline:行级元素 多个占一行 不可以设置宽高
- span a i strong
- inline-block :行级块元素 即可以多个占一行 又可以设置宽高
- input img
- none : 隐藏
-
- -->
- <div id="div1">
- </div>
- </body>
- </html>
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