space-key, up-arrow, mouse, or w-key. There are five stages. enjoy! (I will make a super buffed version and then beat it at 1k views.)
I beat the original version and made challenging parts much easier so that anyone can beat it by removing visual distractions, loosening gaps, and cleaning up edges. Credit to @gaimnbro9 and @RealKiffChatterley for the original projects.