1. Set the variables to anything. 2. Press space and enjoy! 3. When you want it to stop click space again.
BEST NOT IN FULL SCREEN. IF YOU WANT IT FASTER USE TURBO MODE (Green flag + shift). Keys: h - hides the variables s - shows the variables c - clears the screen b - starts the background colour changing (by the amount of the variable backdrop colour) n - stops the background colour changing Made with pen. Hope you like it!