firefox/thunderbird fonts become small. f8/KDE?

[Rex Dieter]

Gene Smith wrote:

> This is a bit hard to describe but possibly others have seen it. I will
> be going along with firefox and thunderbird with fonts OK. Then suddenly
> they become both very small. In firefox it is just the menu and toolbars
> that go small while in t-bird, the folder list and message become small.
> 
> If I restart X they return to normal expected size. Once they go small,
> only X restarts (or reboot) fixes it. Have seen this with and without
> the package gtk-qt-engine.
> 
> I mostly use KDE so not sure if this happens in other environments.

Does this happen *only* to firefox/thunderbird, or any/all/oterh gtk-based
apps as well?

-- Rex