The difficulty level of getting started has been significantly reduced.

Add giraffe level √

Modified some switch panels. Locations with frequent flickering

Bouncing mode has been changed. Now, just holding down the space bar without moving can achieve maximum elasticity.
But it is still full of fun.
The original mode has been changed to rhythm mode.
Added settings menu.
Added option to adjust game speed.
Rhythm mode switch.

Some other optimizations