I've always used -moz-inline-block for FF2, and it has worked for me so far, although PPK warns that it's not always the case: http://www.quirksmode.org/css/dis

I've always used -moz-inline-block for FF2, and it has worked for me so far, although PPK warns that it's not always the case: http://www.quirksmode.org/css/display.html#inlineblock http://www.quirksmode.org/css/display.html#inlineblock But at this point in time, I'd drop FF2 support (pixel perfection) for most projects.