i do! it's a bit outdated and i want to make a new one but i like it as a place holder :3 u can hotlink if u want, i dont mind!! https://puppyluv.neocities.org/puppyluv.png
official fanlistings like the ones on the fanlisting website require lots of code that isnt html/css but if you make a google form or other signup sheet you could host it yourself entirely.
HAPPY BIRTHDAY!!!