For some reason i can't download the Mac files :/ and the game from this itch page won't run. It's just giving me a blank black screen
Try downloading via the itch.io application here: https://itch.io/app
If you are using Catalina, the game is not compatible with the OS. In that case you can either use this method:
Or you can simply use either Firefox or Google Chrome to play the browser version, as Safari can be a little unstable.