Overlap Div?

Question

I have no clue as to how i can overlap these div elements (need them to overlap for my animation idea)
https://code.sololearn.com/WHoXc643qfri/?ref=app

Answer 1

position: fixed;
left: 0;
top: 0;

Answer 2

Hint: use absolute positioning & z-index

Answer 3

i can only overlap them so that they stay were they are and overlap a tiny bit

Answer 4

thanks

Answer 5

i cant get them to go in the same space