45 blocks. just a simple pen engine! v1.0: 8/10/22 v1.1: 8/19/22 v1.2: 1/29/23
v1.1: added pen icon, new background, more customizable colors, and a brightness effect. v1.2: added "erase all" button, "hide everything" button, and a new background. v1.2 is FINALLY here!
