So, it seems that it's not her But the art looked very familiar when I bought the postcard, so maybe I can still find the author (if I find it, I'll let you know

Sorry for the long reply (I rarely visit BlueSky) Oh.. I bought this postcard at a flea market on another social network and was sure that the art on it was by demp, but I just looked at her social networks and still haven't found such a postcard