html+css实战121-综合案例-小米产品-左右结构

<!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>
        * {
            margin: 0;
            padding: 0;
        }

        .top {
            /* 宽度高度背景色 */
            height: 40px;
            background-color: #333;
        }

        .header {
            width: 1226px;
            height: 100px;
            background-color: #ffc0cb;
            margin: 0 auto;
        }

        .content {
            width: 1226px;
            height: 460px;
            background-color: green;
            margin: 0 auto;
        }

        .left {
            float: left;

            width: 234px;
            height: 460px;
            background-color: #ffa500;

           
        }

        .right {
            float: left;
            
            width: 992px;
            height: 460px;
            background-color: #87ceeb;

           
        }

        /* CSS书写顺序: 浏览器执行效率更高
            1. 浮动 / display
            2. 盒子模型: margin border padding 宽度高度背景色
            3. 文字样式
        */
    </style>
</head>
<body>
    <!-- 通栏的盒子: 宽度和浏览器宽度一样大 -->
    <div class="top"></div>
    <div class="header">头部</div>
    <div class="content">
        <div class="left">left</div>
        <div class="right">right</div>
    </div>
</body>
</html>
html+css实战121-综合案例-小米产品-左右结构

运行结果

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