Board Thread:Support Requests - Getting Technical/@comment-14779707-20131211052530/@comment-1997905-20131211064601

is defined in monobook because you defined it in monobook - in oasis, it is defined by one of the many automatically included files. None of the core CSS files for monobook include a definition for.

Per this revision, you need to change class used on the infobox template, not in the CSS file. The template you linked has, you should change this to just  , which should be more stable between skins.

It appears to be right floating to me, but may have taken time to do so due to caching.

I would also recommend that you remove your JS that forces everyone to use the visual editor, as it is first of all not implemented in all namespaces (like ), and because editor choice is a user preference - not something you should force on everyone.