body { font-family: 'Arial', sans-serif; line-height: 1.6; color: #333; max-width: 1200px; margin: 0 auto; padding: 20px; }
        .header { display: flex; justify-content: space-between; align-items: center; padding: 10px 0; border-bottom: 2px solid #FF6B35; }
        .logo { font-size: 28px; font-weight: bold; color: #FF6B35; text-shadow: 2px 2px 4px rgba(0,0,0,0.1); }
        .nav { display: flex; gap: 20px; }
        .nav a { text-decoration: none; color: #333; font-weight: 500; }
        .mobile-nav-toggle { display: none; font-size: 24px; cursor: pointer; }
        .content { margin: 30px 0; }
        .download-btn, .login-btn { display: inline-block; padding: 12px 24px; background-color: #FF6B35; color: white; text-decoration: none; border-radius: 5px; margin: 10px 0; font-weight: bold; }
        .image-container { text-align: center; margin: 30px 0; }
        .image-container img { max-width: 100%; height: auto; border-radius: 8px; }
        .footer { margin-top: 50px; padding-top: 20px; border-top: 1px solid #eee; }
        .tags { margin: 20px 0; }
        .tag { display: inline-block; background-color: #f0f0f0; padding: 5px 10px; border-radius: 20px; margin-right: 10px; margin-bottom: 10px; }
        @media (max-width: 768px) {
            .nav { display: none; flex-direction: column; width: 100%; }
            .nav.active { display: flex; }
            .mobile-nav-toggle { display: block; }
            .header { flex-direction: column; align-items: flex-start; }
        }