body { font-family: 'Arial', sans-serif; line-height: 1.6; color: #333; max-width: 1200px; margin: 0 auto; padding: 20px; }
        header { background: linear-gradient(135deg, #FF4D4D, #FF9A4D); color: white; padding: 15px; border-radius: 10px; margin-bottom: 30px; }
        .logo { font-size: 28px; font-weight: bold; text-shadow: 2px 2px 4px rgba(0,0,0,0.3); }
        nav { display: flex; justify-content: space-between; align-items: center; }
        .mobile-menu-btn { display: none; background: white; color: #FF4D4D; border: none; padding: 8px 12px; border-radius: 5px; }
        h1 { color: #FF4D4D; margin-bottom: 20px; }
        h2 { color: #FF9A4D; margin-top: 30px; }
        h3 { color: #FF6B6B; margin-top: 25px; }
        .download-btn, .login-btn { display: inline-block; background: #4CAF50; color: white; padding: 12px 25px; text-decoration: none; border-radius: 5px; margin: 10px 0; font-weight: bold; }
        .login-btn { background: #2196F3; }
        img { max-width: 100%; height: auto; border-radius: 8px; margin: 20px 0; }
        .tags { margin: 20px 0; }
        .tag { display: inline-block; background: #f0f0f0; padding: 5px 10px; margin-right: 5px; border-radius: 15px; }
        footer { margin-top: 50px; padding: 20px; background: #f5f5f5; border-radius: 10px; }
        @media (max-width: 768px) {
            .mobile-menu-btn { display: block; }
            nav ul { display: none; }
            .active { display: block; }
            body { padding: 10px; }
        }