Forum:Boxes with rounded edges

Is it possible to create a box/template with rounded edges? Swannie →  talk  12:00, 25 July 2008 (UTC)
 * Yep, see here for an example. Loads of the templates on Illogicopedia have been formatted in this way, though it only seems to work in Firefox. -- 12:04, 25 July 2008 (UTC)