CSS learning - Can someone make me a CSS animation that does...

Question

Can someone make me a a CSS animation that makes a block move in a square or a rectangle?
Block: moves straight to the right, straight down, left, then up.
<< It circles In a square.
I'm trying to see how you would make it, cuz I tried it and it ....
ThankYou!

Answer 1

https://code.sololearn.com/WwCHBG6JU75T/?ref=app
https://code.sololearn.com/W9psMKkk55xq/?ref=app

Answer 2

Show your attempt please.

Answer 3

Calviղ attempt code:
https://code.sololearn.com/WfSTCRvOoYGC/?ref=app