示例 20: 基本的响应式布局-CFANZ编程社区

示例 20: 基本的响应式布局
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Responsive Layout</title>
    <style>
        body {
            font-family: Arial, sans-serif;
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            background-color: #f8f9fa;
        }
        header {
            background-color: #007bff;
            color: white;
            padding: 15px;
            text-align: center;
        }
        .container {
            max-width: 1200px;
            margin: 20px auto;
            padding: 20px;
            background-color: white;
            border-radius: 8px;
            box-shadow: 0 2px 5px rgba(0,0,0,0.1);
        }
        .grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .grid-item {
            background-color: #f0f2f5;
            padding: 20px;
            border-radius: 8px;
            box-shadow: 0 2px 5px rgba(0,0,0,0.1);
        }
        @media (max-width: 768px) {
            .grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 480px) {
            .grid {
                grid-template-columns: 1fr;
            }
        }
    </style>
</head>
<body>
    <header>
        <h1>Responsive Layout</h1>
    </header>
    <div class="container">
        <div class="grid">
            <div class="grid-item">Item 1</div>
            <div class="grid-item">Item 2</div>
            <div class="grid-item">Item 3</div>
            <div class="grid-item">Item 4</div>
            <div class="grid-item">Item 5</div>
            <div class="grid-item">Item 6</div>
        </div>
    </div>
</body>
</html>
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