Re: [CSS2.1] Fixed z-index interop issue

Apologies for not knowing the full background of this decision, but could
someone point me at documentation for why it's bad for position:fixed to be
a stacking context? There are definitely performance & simplicity
advantages to Blink making it so.

Chris
(Blink engineer)

On Wed, Nov 19, 2014 at 6:38 PM, Greg Whitworth <gwhit@microsoft.com> wrote:

> > I'm pretty sure this is an example of Webkit/Blink incorrectly (but
> intentionally) treating position:fixed as inducing a stacking context. See
> http://lists.w3.org/Archives/Public/www-style/2012Oct/0000.html and
> related discussions.
>
> >Rob
>
> Thanks for the context. Does anyone know if Blink/Webkit has addressed
> their architectural issues so that they no longer need to promote fixed
> elements to a stacking context to get mobile perf (I understand this has
> been a focus at Blink this year)?
>
> Thanks,
> Greg
>