is this all css files or just a particular one.
then can look at the history to see who did what.
Adrian Crum sent the following on 7/31/2011 2:37 AM:
> The CSS class "clear" is supposed to clear both left and right floats.
> And it did that until someone changed its behavior - now the clear class
> clears left and right floats EXCEPT when it is used inside a screenlet.
> That behavior is confusing - not only that, it is just plain wrong.
>
> Whoever made that change did not understand HTML or CSS, and if you
> don't understand something, you shouldn't change it.
>
> -Adrian
>
>