Please check error

Question

https://code.sololearn.com/WBYtTItJHkhh/?ref=app

Answer 1

https://code.sololearn.com/Wg73PZoTAm2B/?ref=app i Just fixed some Errors to give you an Idea ;)
you Had misspellings in it and you have to set the Animation in the Element you want to animate not the parent Element and you have Not added an element with class "boxes" which has the Animation.

Answer 2

Thank you