The simple HTML below displays differently in Firefox and WebKit-based browsers (I checked in Safari, Chrome and iPhone).
In Firefox both border and text have the s
it's an interesting question and I've tried plenty of overrides to see if I can get it going, but nothing's working. Modern browsers actually use their own style sheets to tell elements how to display, so maybe if you can sniff out Chrome's stylesheet you can see what styles they're forcing on to it. I'll be very interested in the result and if you don't have one I'll spend a little time myself looking for it later when I have some time to waste.
FYI,
opacity: 1!important;
doesn't override it, so I'm not sure it's opacity.