css 盒子模型

1. 分类

  • 标准盒子模型 content-box
    标准盒子模型

  • 怪异盒子模型 border-box
    image.png

2. 示例代码

<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>盒子模型</title>
</head>

<body>
  <style>
    .border-box {
      box-sizing: border-box;
      width: 300px;
      height: 300px;
      border: 50px solid red;
      margin: 50px;
      padding: 50px;

    }

    .content-box {
      box-sizing: content-box;
      width: 300px;
      height: 300px;
      border: 50px solid red;
      margin: 50px;
      padding: 50px;
    }
  </style>

  <div class="border-box">border-box</div>
  <div class="content-box">content-box</div>
</body>

</html>
posted @ 2024-04-15 11:09  story.Write(z)  阅读(17)  评论(0)    收藏  举报