that minimum hight really is a bitch.. had to play around for quiet a while until I found out you just have to set the hight and then the overflow ;-)
you really should check out the first link I posted.. its in german but has enough pictures .. so it should be no problem
and here my absolutly favorit quick reference.. to bad that the site did not translate everything :-(
http://en.selfhtml.org/css/eigenschaften/index.htm