[Mediawiki-l] How to change the sidebar width?

[Sy Ali]

On 10/24/06, Mark London <mrl at psfc.mit.edu> wrote:
> How would I change the sidebar width?  (I'm using monobook).
>
> Actually, I want to get rid of the whole sidebar, which I figured out
> how to do, but now I have the empty space where it used to be, and I
> want to have the content of the page fill up that space.

I'd love to see instructions on how to remove it.  I've seen it done
here and there, but I never did manage to do it myself.