How to implement UI from spritesheets, i just downloaded one.

Godot Version

4.3

Question

So how do i implement the UI from spritesheets like the one i downloaded ( Super Asset Bundle #2 : Adventure Time by Humble Pixel ) the free version from here. I’m completely new and want to create a menu. That’s what i have so far

and there is a spritesheet

Create a new “Theme” for your Control nodes