Derma Pannel

So, i really did not know what to name the title of this thread but it does not matter your hear, so basicly i making the F1 menu for my server and i want to make it so it looks like this, now i know how to make huds and shizzle but that i know is not just someone typing draw.roundedbox ect, is this a derma pannel or somthing? if so where can i learn about it?

you mean the menu in on right? it’s a DFrame