<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>利用类选择器画三个盒子</title>
<style>
.red {
width: 100px;
height: 100px;
/* 背景颜色 */
background-color: red;
}
.green {
width: 100px;
height: 100px;
background-color: green;
}
.yellow {
width: 100px;
height: 100px;
background-color: yellow;
}
</style>
</head>
<body>
<div class="red">红色</div>
<div class="green">绿色</div>
<div class="yellow">黄色</div>
</body>
</html>
CSS-04：利用类选择器画三个盒子
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转载自blog.csdn.net/chuan0106/article/details/125544894
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