body { font-family: 'Arial', sans-serif; line-height: 1.6; color: #333; max-width: 1200px; margin: 0 auto; padding: 20px; }
        .mobile-nav { display: none; }
        @media (max-width: 768px) {
            .desktop-nav { display: none; }
            .mobile-nav { display: block; }
            .toggle-btn { background: #0066cc; color: white; border: none; padding: 10px; cursor: pointer; }
        }
        h1 { color: #003366; border-bottom: 2px solid #ff9900; }
        h2 { color: #0066cc; margin-top: 30px; }
        h3 { color: #339966; }
        .download-btn { display: inline-block; background: #4CAF50; color: white; padding: 12px 24px; margin: 10px 0; text-decoration: none; border-radius: 5px; }
        .login-btn { display: inline-block; background: #008CBA; color: white; padding: 12px 24px; margin: 10px 0; text-decoration: none; border-radius: 5px; }
        .game-image { max-width: 100%; height: auto; margin: 20px 0; }
        .tag { background: #f0f0f0; padding: 5px 10px; margin: 5px; display: inline-block; border-radius: 15px; }