body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; line-height: 1.6; color: #333; max-width: 1200px; margin: 0 auto; padding: 20px; }
        h1 { color: #e74c3c; font-size: 2.5em; text-align: center; }
        h2 { color: #2980b9; margin-top: 30px; }
        h3 { color: #27ae60; }
        .logo { font-size: 2.2em; font-weight: bold; text-align: center; margin: 20px 0; color: #e74c3c; }
        .mobile-nav { display: none; background: #f8f9fa; padding: 10px; text-align: center; }
        .nav-links { display: flex; justify-content: center; gap: 20px; margin: 20px 0; }
        .nav-links a { text-decoration: none; color: #2980b9; font-weight: bold; }
        .download-btn, .login-btn { display: inline-block; padding: 12px 25px; margin: 15px 0; background: #e74c3c; color: white; border-radius: 5px; text-decoration: none; }
        .image-container { text-align: center; margin: 25px 0; }
        img { max-width: 100%; height: auto; }
        .tag-container { margin: 20px 0; }
        .footer { margin-top: 40px; padding: 20px; background: #f8f9fa; text-align: center; }
        @media (max-width: 768px) {
            .nav-links { flex-direction: column; align-items: center; }
            .mobile-nav { display: block; }
        }