gameplay?

so my game is pretty well!
i got:
- gameplay?
- key rebinds
- and…uh…things
source code for game maker here: https://www.dropbox.com/s/8tqbvdvdzrdxtt6/color%20shift%20source.rar?dl=0
game here : https://www.dropbox.com/s/1gvyi7fpjroo0wy/colorswitch%20game.rar?dl=0