body {
            font-family: Arial, sans-serif;
            background-color: #f4f4f4;
            margin: 0;
            display: flex;
            justify-content: center;
            align-items: center;
            height: 100vh;
        }
        .container {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            grid-gap: 20px;
            max-width: 600px;
            margin: auto;
        }
        .button {
            background-color: #3498db;
            color: white;
            border: none;
            padding: 20px;
            font-size: 1.2em;
            border-radius: 10px;
            cursor: pointer;
            transition: background-color 0.3s, transform 0.2s;
            text-align: center;
        }
        .button:hover {
            background-color: #2980b9;
            transform: scale(1.05);
        }
        .button:active {
            transform: scale(0.95);
        }
        @media (max-width: 600px) {
            .container {
                grid-template-columns: 1fr;
            }
        }