Demo 0.2.5 Update Notes — UI Adjustments & Improvements

This update mainly focuses on UI adjustments and improvements:

1. Adjusted the styles of the sidebar and the Cat CD Player for a more unified visual experience

2. Improved the style of the cat buttons for a more comfortable look and feel

3. Adjusted the wallpaper style of the puzzle interface — each cat now has its own exclusive color background

4. Added a shadow effect to puzzle pieces, making the puzzle layers more distinct