body {
            font-family: Arial, sans-serif;
            margin: 40px;
            background: #f7f7f7;
        }
        h1 {
            color: #333;
        }
        .section {
            background: #fff;
            padding: 20px;
            margin-bottom: 20px;
            border-radius: 8px;
            box-shadow: 0 2px 6px rgba(0,0,0,0.1);
        }