37 lines
977 B
HTML
37 lines
977 B
HTML
<!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>
|
|
<style>
|
|
#div1 {
|
|
width: 400px; /* 宽度: 400像素; 默认是内容展示区域的宽度 */
|
|
height: 300px; /* 高度: 300像素; 默认是内容展示区域的高度 */
|
|
background-color: #ffff00;
|
|
padding: 30px; /* 内边距: 30像素 */
|
|
box-sizing: border-box;
|
|
border: 20px solid #ff00ff; /* 边框: 20像素 */
|
|
margin: 30px auto; /* 外边距: 20像素 */
|
|
}
|
|
</style>
|
|
</head>
|
|
|
|
<body>
|
|
<div id="div1">
|
|
A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A
|
|
</div>
|
|
|
|
<!-- <div id="div2">
|
|
A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A
|
|
</div>
|
|
|
|
<span>
|
|
B B B B B B B B B B B B B B B B
|
|
</span>
|
|
|
|
<span>
|
|
B B B B B B B B B B B B B
|
|
</span> -->
|
|
</body>
|
|
</html> |