Gate Numbers and Gate Base for tabletop-terrain Gaslands Gates

tabletop-terrain gates are awesome! Very thematic. I thought they could be improved with very simple modifications:

Base - to give it rigidity and to allow for a clearly defined crossing line. I do not want these things to break during storage and transport. Also, I do not want any discussion about crossing the gate or not crossing the gate.
Gate Numbers - I believe there is at least one scenario in the game where it is convenient to have four gates. The numbers help differentiate among