body {
            font-family: Arial, sans-serif;
            line-height: 1.7;
            padding: 40px;
            background: #f9f9f9;
            color: #333;
            max-width: 900px;
            margin: auto;
        }
        h1, h2 {
            color: #111;
        }
        h1 {
            margin-bottom: 10px;
        }
        h2 {
            margin-top: 30px;
        }