body { font-family: 'Arial', sans-serif; line-height: 1.6; max-width: 1200px; margin: 0 auto; padding: 20px; color: #333; }
        .logo { font-size: 28px; font-weight: bold; color: #FF6B35; margin: 20px 0; text-align: center; }
        nav { background-color: #2C3E50; padding: 10px; }
        nav ul { list-style: none; display: flex; justify-content: center; gap: 20px; }
        nav a { color: white; text-decoration: none; }
        .mobile-nav-btn { display: none; position: absolute; top: 10px; right: 10px; }
        h1 { color: #E74C3C; border-bottom: 2px solid #FF6B35; padding-bottom: 10px; }
        h2 { color: #3498DB; margin-top: 30px; }
        h3 { color: #2ECC71; }
        .download-btn, .login-btn { display: inline-block; padding: 12px 24px; margin: 15px 0; background-color: #FF6B35; color: white; border-radius: 5px; text-decoration: none; }
        .image-container { text-align: center; margin: 20px 0; }
        img { max-width: 100%; height: auto; }
        table { width: 100%; border-collapse: collapse; margin: 20px 0; }
        table, th, td { border: 1px solid #ddd; }
        th, td { padding: 12px; text-align: left; }
        th { background-color: #f2f2f2; }
        .tag { display: inline-block; background-color: #E74C3C; color: white; padding: 5px 10px; margin: 5px; border-radius: 3px; }
        footer { margin-top: 50px; padding: 20px; background-color: #2C3E50; color: white; text-align: center; }
        @media (max-width: 768px) {
            nav ul { flex-direction: column; align-items: center; display: none; }
            .mobile-nav-btn { display: block; }
            .show-nav { display: flex; }
        }