The first two help files/tutorials I pulled up are a bit complicated by Encore CS6 being the final version (no Encore CC). Still looking.
You need to start more basic so you understand some of the terms. Then go for more complicated.
Create a new project. Add the Crib menu; it has a motion background. The button text and background elements are not in the motion background, but it will help you understand motion, buttons, and highlights. Then add a loop point so you can see how the buttons become active.