How to play Reverse the Fish

Learn the rules to the puzzle game Reverse the Fish quickly and concisely - This video has no distractions, just the rules. For the solution, check out this video: https://youtu.be/FTkhS-eTJ4s

Don't own toothpicks?
Buy some here: https://amzn.to/3ldrBfl (This Amazon Affiliate link directly supports me)
RULES:

Layout eight toothpicks and a button as so to create a fish. The object of this puzzle is to move 3 toothpicks and the button so that the fish looks exactly the same but is swimming in the opposite direction.