I have made one small change to avoid using the valu attribute for simple numbered lists, so as long as your lists are nothing fancy, the resulting HTML will validate. https://github.com/kovidgoyal/calibre/commit/1999622f4408f6013d3a6b22fffc9b4552e2ff4a
I have made one small change to avoid using the valu attribute for simple numbered lists, so as long as your lists are nothing fancy, the resulting HTML will validate. https:/ /github. com/kovidgoyal/ calibre/ commit/ 1999622f4408f60 13d3a6b22fffc9b 4552e2ff4a