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: #0a427b; font-size: 2.5em; text-align: center; }
        h2 { color: #1a73e8; border-bottom: 2px solid #f0ab00; padding-bottom: 5px; }
        h3 { color: #e67700; }
        .download-btn { display: inline-block; background: #4CAF50; color: white; padding: 12px 24px; margin: 15px 0; border-radius: 5px; text-decoration: none; font-weight: bold; }
        .login-btn { display: inline-block; background: #2196F3; color: white; padding: 12px 24px; margin: 15px 0; border-radius: 5px; text-decoration: none; font-weight: bold; }
        .logo { font-size: 2em; font-weight: bold; color: #e67700; text-align: center; margin: 20px 0; }
        nav { background: #0a427b; padding: 10px; }
        nav ul { list-style: none; padding: 0; display: flex; justify-content: center; }
        nav li { margin: 0 15px; }
        nav a { color: white; text-decoration: none; }
        .mobile-nav-toggle { display: none; background: #e67700; color: white; padding: 10px; border-radius: 5px; text-align: center; cursor: pointer; }
        .image-container { text-align: center; margin: 25px 0; }
        img { max-width: 100%; height: auto; border-radius: 8px; }
        footer { background: #333; color: white; padding: 20px; text-align: center; margin-top: 30px; }
        .tags { margin: 20px 0; }
        .tag { display: inline-block; background: #f0ab00; color: white; padding: 5px 10px; margin: 5px; border-radius: 3px; }
        @media (max-width: 768px) {
            nav ul { flex-direction: column; align-items: center; display: none; }
            .mobile-nav-toggle { display: block; }
            nav.active ul { display: flex; }
            h1 { font-size: 2em; }
        }