body { font-family: 'Arial', sans-serif; line-height: 1.6; color: #333; max-width: 1200px; margin: 0 auto; padding: 20px; }
        .mobile-nav { display: none; background: #FF6B35; color: white; padding: 10px; text-align: center; cursor: pointer; }
        nav { background: #FF6B35; padding: 15px; display: flex; justify-content: space-between; align-items: center; }
        nav a { color: white; text-decoration: none; margin: 0 10px; font-weight: bold; }
        .logo { font-size: 24px; font-weight: 900; letter-spacing: 2px; }
        h1 { color: #003566; border-bottom: 3px solid #FFD166; padding-bottom: 10px; }
        h2 { color: #00509E; margin-top: 30px; }
        h3 { color: #006BDC; }
        .download-btn { background: #06D6A0; color: white; padding: 12px 25px; border-radius: 30px; text-decoration: none; font-weight: bold; display: inline-block; margin: 15px 0; }
        .login-btn { background: #118AB2; color: white; padding: 12px 25px; border-radius: 30px; text-decoration: none; font-weight: bold; display: inline-block; margin: 15px 10px; }
        img { max-width: 100%; height: auto; margin: 20px 0; border-radius: 8px; }
        footer { background: #333; color: white; padding: 20px; text-align: center; margin-top: 40px; }
        .tag { background: #EEE; padding: 5px 10px; border-radius: 20px; margin: 5px; display: inline-block; }
        @media (max-width: 768px) {
            nav { flex-direction: column; }
            .mobile-nav { display: block; }
            nav .desktop-only { display: none; }
        }