What you'll find below:

Browser Quirks

PeteH? 041021: Through painful experience while building SLTyCommunity?, we've some browser quirks that affect development of pages... sometimes significantly. Add to this list!

Browser Quirks Found Impact
IE CSS 'transparent' border color shows up as black If you want a page background image, don't bother using fat borders to emulate columns!
IE PNG translucent graphics (using 'alpha' channel) aren't rendered properly There's a workaround, using 'DXimage'... but it is terribly slowwwwww!
IE Doesn't support "min-height" in CSS