body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, 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; position: fixed; bottom: 0; width: 100%; background: #2c3e50; padding: 10px; text-align: center; }
            .mobile-nav button { background: #3498db; color: white; border: none; padding: 10px 20px; cursor: pointer; }
        }
        h1 { color: #e74c3c; border-bottom: 2px solid #3498db; padding-bottom: 10px; }
        h2 { color: #2980b9; margin-top: 30px; }
        h3 { color: #16a085; }
        .logo { font-size: 2em; font-weight: bold; color: #e74c3c; text-shadow: 1px 1px 2px #ccc; }
        .download-btn { display: inline-block; background: #2ecc71; color: white; padding: 12px 25px; margin: 15px 0; border-radius: 5px; text-decoration: none; }
        .login-btn { display: inline-block; background: #3498db; color: white; padding: 12px 25px; margin: 15px 0; border-radius: 5px; text-decoration: none; }
        img { max-width: 100%; height: auto; margin: 20px 0; border-radius: 8px; }
        .game-types { margin: 30px 0; }
        .tags { margin: 20px 0; }
        .tag { display: inline-block; background: #f39c12; color: white; padding: 5px 10px; margin: 5px; border-radius: 3px; }
        .copyright { margin-top: 50px; padding-top: 20px; border-top: 1px solid #eee; font-size: 0.9em; color: #777; }