You’ll need to disable proxy, run certbot, then re enable proxy.
LE won’t sign a site already cf encrypted, or behind cf (even with cf SSL disabled.)
You could try a DNS challenge or other method.
https://maps.app.goo.gl/F7L1F3fyFabKdgAD9
Have them in Indiana too. https://virtualglobetrotting.com/map/hell-is-real/view/google/
https://g.co/gemini/share/5a4a2f9998be
It’s a good answer