body { font-family: 'Arial', sans-serif; line-height: 1.6; max-width: 1000px; margin: 0 auto; padding: 20px; color: #333; }
        .logo { font-size: 28px; font-weight: bold; color: #FF6B35; text-align: center; margin: 20px 0; }
        nav { background: #FF6B35; padding: 10px; text-align: center; }
        nav a { color: white; margin: 0 15px; text-decoration: none; }
        .mobile-nav-btn { display: none; background: #FF6B35; color: white; border: none; padding: 10px; }
        h1 { color: #FF6B35; border-bottom: 2px solid #FF6B35; padding-bottom: 10px; }
        h2 { color: #4A90E2; margin-top: 30px; }
        h3 { color: #2E8B57; }
        .download-btn, .login-btn { display: inline-block; background: #4CAF50; color: white; padding: 12px 25px; margin: 15px 0; text-decoration: none; border-radius: 5px; }
        .image-container { text-align: center; margin: 25px 0; }
        img { max-width: 100%; height: auto; border-radius: 8px; }
        .tags { margin: 20px 0; }
        .tag { background: #E0E0E0; padding: 5px 10px; margin: 5px; display: inline-block; border-radius: 15px; }
        footer { margin-top: 40px; padding: 20px; background: #f5f5f5; border-top: 2px solid #FF6B35; }
        @media (max-width: 768px) {
            .mobile-nav-btn { display: block; }
            nav { display: none; }
            nav.active { display: block; }
            body { padding: 10px; }
        }