Even if it only worked in webkit I'd still style native elements and let them fall back to their default look. Creating fake inputs using a bunch of nested divs gives me flashbacks of days when tables were used for layout.

> Thats such a cop-out.

Is it really? It's an experiment (that's written on the page), it notes this can be achieved in other browsers but the author just wanted the experiment/demo out, and all the caveats are written up-front.