body { font-family: 'Arial', 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; margin-bottom: 20px; }
        nav { background: #F7F0E5; padding: 10px; margin-bottom: 20px; }
        nav a { margin: 0 10px; text-decoration: none; color: #D7263D; }
        .mobile-nav-btn { display: none; background: #D7263D; color: white; padding: 8px; border: none; cursor: pointer; }
        h1 { color: #D7263D; border-bottom: 3px solid #FF6B35; padding-bottom: 10px; }
        h2 { color: #006A71; margin-top: 30px; }
        h3 { color: #4A90E2; }
        .download-btn, .login-btn { display: inline-block; background: #00A86B; color: white; padding: 12px 25px; margin: 15px 0; text-decoration: none; border-radius: 5px; }
        .login-btn { background: #4A90E2; }
        img { max-width: 100%; height: auto; margin: 20px 0; }
        footer { margin-top: 40px; padding: 20px; background: #F7F0E5; }
        .tag { background: #E0E0E0; padding: 5px 10px; margin: 5px; display: inline-block; border-radius: 3px; }
        @media (max-width: 768px) {
            .mobile-nav-btn { display: block; }
            nav { display: none; }
            .nav-active { display: block; }
        }