Course advertising banner for my rebooted PL course.
Sorry for the janky graphics, that's not my forte.
(Reboot details, for those who missed it earlier: https://docs.google.com/document/d/e/2PACX-1vQpgkUp1FOpgECqlyhysTBqcdvLPAtdI5SI4yCHJ82agRnsE6b5vMgsCTxgclnDqbs5PYMV7UOVkNoT/pub)
