Similar to the byobu plugin this one breaks the layout of the text-input editor a bit, see this issue:
https://github.com/flagrow/byobu/issues/63
(the result is very similar with your bbcode editor)
Edit: seems to be cause by a various combinations though, so this is likely a flarum core issue :(
Similar to the byobu plugin this one breaks the layout of the text-input editor a bit, see this issue: https://github.com/flagrow/byobu/issues/63 (the result is very similar with your bbcode editor)
Edit: seems to be cause by a various combinations though, so this is likely a flarum core issue :(