body { font-family: 'Arial', sans-serif; line-height: 1.6; max-width: 1200px; margin: 0 auto; padding: 20px; color: #333; }
        .mobile-nav { display: none; background: #003366; color: white; padding: 10px; text-align: center; }
        .desktop-nav { display: block; background: #003366; color: white; padding: 15px; }
        .desktop-nav a { color: white; margin: 0 15px; text-decoration: none; }
        h1 { color: #003366; border-bottom: 3px solid #FF9900; }
        h2 { color: #FF9900; margin-top: 30px; }
        h3 { color: #0066CC; }
        .download-btn { background: #4CAF50; color: white; padding: 12px 25px; text-align: center; margin: 20px 0; display: inline-block; border-radius: 5px; }
        .login-btn { background: #2196F3; color: white; padding: 12px 25px; text-align: center; margin: 20px 0; display: inline-block; border-radius: 5px; }
        img { max-width: 100%; height: auto; margin: 20px 0; }
        .game-types { margin: 30px 0; }
        .tags { margin: 20px 0; }
        .copyright { margin-top: 50px; font-size: 0.9em; color: #666; }
        @media (max-width: 768px) {
            .desktop-nav { display: none; }
            .mobile-nav { display: block; }
        }