            font-family: Arial, sans-serif;
            padding: 20px;
            max-width: 800px;
            margin: 0 auto;
            line-height: 1.6;
            color: #333;
        }

        h1,
        h2 {
            color: #2c3e50;
        }

        input,
        button {
            margin-bottom: 10px;
            padding: 8px;
            width: 100%;
            box-sizing: border-box;
        }

        button {
            background-color: #3498db;
            color: white;
        