Use WASD to move the brush/pen. Click on the various colors and change colors. Use the brush to draw thick. Use the pen to draw thin. Have fun! -@willywonkapants BTW this is my first game with pen Thanks to @TheScratchCreeper for the tutorial about pen!
Color code: 7=black 6=pink 5=orange 4=yellow 3=green 2=blue 1=red