<!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> /* 纸箱子, 填充泡沫 */ div { width: 300px; height: 300px; background-color: pink; /* 边框线 == 纸箱子 */ border: 1px solid #000; /* 内边距 == 填充泡沫 : 出现在内容和盒子边缘之间 */ padding: 20px; /* 外边距 : 出现在两个盒子之间, 出现在盒子的外面*/ margin: 50px; } </style> </head> <body> <div>内容电脑</div> <div>内容电脑</div> </body> </html>
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