W3C home > Mailing lists > Public > www-style@w3.org > November 2014

RE: 'transform' style for fullscreen video elements

From: Greg Whitworth <gwhit@microsoft.com>
Date: Mon, 17 Nov 2014 22:15:44 +0000
To: "robert@ocallahan.org" <robert@ocallahan.org>, Dirk Schulze <dschulze@adobe.com>
CC: Tab Atkins Jr. <jackalmage@gmail.com>, www-style <www-style@w3.org>, "Simon Pieters" <simonp@opera.com>
Message-ID: <d9de5090b1b64a379ea7ce3a7f5915f9@BN3PR0301MB0868.namprd03.prod.outlook.com>
> Oops, sorry, I added to some confusion here.

> The full-screen-ancestor rule Dirk quoted above is a separate issue. Let's ignore that for now.
> Looks to me like the UA rules for fullscreen media elements have issues for the following properties:
> transform: overridden by Webkit/Blink only
> transition: overridden by Webkit only (this doesn't look like a good idea)
> flex: overridden by Webkit/Blink only
> box-sizing: overridden by spec/Gecko only
> object-fit: overridden by spec only

Out of these, we currently only do box-sizing

> 'background-color', 'display' and 'position' have different rules across browsers but are less problematic since the differences there are probably just due to the way fullscreen is implemented differently in different browsers.
> Interestingly Webkit/Blink have almost no UA rules for fullscreen elements other than media elements and <iframe>s. That seems like a bug.

> Rob
Received on Monday, 17 November 2014 22:16:16 UTC

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