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, #FF6B35, #FF8E53); color: white; padding: 15px; border-radius: 10px; margin-bottom: 30px; }
        .logo { font-size: 28px; font-weight: bold; text-transform: uppercase; letter-spacing: 2px; }
        nav { display: flex; justify-content: space-between; align-items: center; }
        .mobile-menu { display: none; cursor: pointer; }
        @media (max-width: 768px) {
            .desktop-nav { display: none; }
            .mobile-menu { display: block; }
        }
        h1 { color: #FF4500; border-bottom: 3px solid #FF8E53; padding-bottom: 10px; }
        h2 { color: #FF6B35; margin-top: 30px; }
        h3 { color: #FF8E53; }
        .btn { display: inline-block; background: #FF4500; color: white; padding: 10px 20px; border-radius: 5px; text-decoration: none; margin: 10px 0; }
        .download-btn { background: #4CAF50; }
        .login-btn { background: #2196F3; }
        img { max-width: 100%; height: auto; margin: 20px 0; border-radius: 8px; }
        footer { margin-top: 50px; padding: 20px; background: #f5f5f5; border-radius: 10px; }
        .tag { display: inline-block; background: #e0e0e0; padding: 5px 10px; margin: 5px; border-radius: 15px; }