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: #0066cc; text-align: center; margin-bottom: 30px; }
        h2 { color: #0077b6; border-bottom: 2px solid #ffb703; padding-bottom: 5px; }
        h3 { color: #023e8a; }
        .logo { font-size: 2.5em; font-weight: bold; color: #ffb703; text-shadow: 2px 2px 4px rgba(0,0,0,0.3); }
        nav { background: #0066cc; padding: 10px; margin-bottom: 20px; }
        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-menu { display: none; }
        @media (max-width: 768px) {
            nav ul { flex-direction: column; align-items: center; display: none; }
            .mobile-menu { display: block; text-align: center; cursor: pointer; }
            .logo { font-size: 2em; }
        }
        .download-btn { background: #ffb703; color: white; padding: 10px 20px; border-radius: 5px; text-decoration: none; display: inline-block; margin: 10px 0; }
        .login-btn { background: #0077b6; color: white; padding: 10px 20px; border-radius: 5px; text-decoration: none; display: inline-block; margin: 10px 0; }
        img { max-width: 100%; height: auto; margin: 20px 0; }
        footer { margin-top: 40px; padding: 20px; background: #f0f0f0; text-align: center; }
        .tags { margin: 20px 0; }
        .tag { background: #e0e0e0; padding: 5px 10px; margin: 5px; display: inline-block; }