Theme Customizer - for Firefox nga HaSa-Tools

Take full control over your browser's look with Theme Customizer - for Firefox!
Whether you prefer a sleek dark mode, a vibrant colorful setup, or a clean minimalist design, this extension lets you mix and match colors for your browser interface in just a few clicks. No design skills or coding required—just pick your colors and enjoy a personalized browsing experience.

Key Features:
• ✨ Full Interface Customization: Instantly change the colors of your browser frame (top bar), toolbars, tabs, and active window areas.
• 🎨 Smart Color Pickers: Use intuitive color wheels to find your favorite shades or enter exact RGB values for maximum precision.
• ⚡ Quick Contrast Buttons: Swap text colors between pure white and solid black instantly to ensure perfect readability.
• ↩️ Design History (Undo): Made a mistake? Quickly reload your previous design with the "Load Last Design" feature.
• 🗑️ Safe One-Click Reset: Want a fresh start? Instantly restore the original Firefox default theme anytime.
• 💾 Persistent Storage: Your custom creations are saved automatically and reload instantly whenever you restart Firefox.

How to use:
1. Click the Theme Customizer icon in your toolbar.
2. Select your desired colors for the Frame, Toolbar, and Text.
3. Click Apply Design to see the changes instantly.
Note: This extension respects your privacy. All your themes and preferences are stored locally on your device and are never shared or sent to any servers.