Question How to make slide-in animation for an object

Hi! As the title says, I would like to make a slide-in animation for an object.

I want it for a quit menu:

for when you click a quit button: .

Before clicking anything, the game looks like this:

And after it looks like this:
.

I want that window to slide from the bottom to the center of the screen, but I don't know how to do it. Can someone help me, please? And it is even possible?

Thank you in advance!

 

Check out something like this:

There are plenty online if you dont like that one, just give it an ol' Goog

 

I like it! Thanks a lot! I tried searching the web but i found only things about sprite animation (with sprite sheets).