sorry for the many questions, but i want to figure out some design options and my programming terms are very limited to describe it corrrectly

Can I have like a "popup" Menu in the start page like it is on the mobile version where you click the burger and the menu shows u
If not, is it possible with the Lightbox Plugin?

Attached, I send 2 pictures (photoshopped) of how I imagine that.
Thanks and sorry for the huge amount of beginnerĀ“s questions.