body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; line-height: 1.6; color: #333; max-width: 1200px; margin: 0 auto; padding: 20px; }
        .logo { font-size: 28px; font-weight: bold; color: #FF6B35; text-transform: uppercase; margin: 20px 0; }
        nav { background: #1E3A8A; padding: 15px; margin-bottom: 30px; }
        nav ul { list-style: none; padding: 0; display: flex; justify-content: space-around; }
        nav ul li a { color: white; text-decoration: none; }
        .mobile-nav-btn { display: none; background: #FF6B35; color: white; border: none; padding: 10px; cursor: pointer; }
        h1 { color: #1E3A8A; font-size: 2.5em; border-bottom: 3px solid #FF6B35; padding-bottom: 10px; }
        h2 { color: #FF6B35; margin-top: 40px; }
        h3 { color: #1E3A8A; margin-top: 30px; }
        .download-btn { display: inline-block; background: #22C55E; color: white; padding: 15px 30px; text-decoration: none; border-radius: 5px; margin: 20px 0; font-weight: bold; }
        .login-btn { display: inline-block; background: #3B82F6; color: white; padding: 15px 30px; text-decoration: none; border-radius: 5px; margin: 20px 10px; font-weight: bold; }
        .image-container { text-align: center; margin: 30px 0; }
        img { max-width: 100%; height: auto; border-radius: 8px; }
        .tag { background: #E5E7EB; padding: 5px 10px; border-radius: 20px; margin: 5px; display: inline-block; }
        footer { background: #1E3A8A; color: white; padding: 20px; text-align: center; margin-top: 50px; }
        @media (max-width: 768px) {
            nav ul { flex-direction: column; display: none; }
            nav ul.active { display: flex; }
            .mobile-nav-btn { display: block; }
            body { padding: 10px; }
            h1 { font-size: 2em; }
        }