[1] [CITE@en[CSS Conditional Rules Module Level 3]]
( ([TIME[2013-04-04 23:15:08 +09:00]] 版))
<http://www.w3.org/TR/2013/CR-css3-conditional-20130404/>

[2] [CITE[Chromium Blog: Chrome 28 Beta: A more immersive web, everywhere]]
( ([TIME[2013-05-23 17:42:48 +09:00]] 版))
<http://blog.chromium.org/2013/05/chrome-28-beta-more-immersive-web.html>

[FIG(quote)[
[FIGCAPTION[
[3] [CITE@en[Safari 9.0]]
([TIME[2015-11-04 23:33:48 +09:00]] 版)
<https://developer.apple.com/library/safari/releasenotes/General/WhatsNewInSafari/Articles/Safari_9.html#//apple_ref/doc/uid/TP40014305-CH9-SW33>
]FIGCAPTION]

> The CSS3 enhancement, Feature Queries, use the @supports rule.

]FIG]


[4] [CITE@en[''''''[''''''css-conditional'''''']''''''''''''[''''''quirks'''''']'''''' Quirks mode and @supports/CSS.supports]]
([[Simon Pieters]] 著, [TIME[2015-11-26 03:19:40 +09:00]] 版)
<https://lists.w3.org/Archives/Public/www-style/2015Nov/0338.html>

[5] [CITE@en[Define whether syntax quirks apply in @supports/CSS.supports() · whatwg/quirks@007fb63]]
([TIME[2015-12-18 18:11:10 +09:00]] 版)
<https://github.com/whatwg/quirks/commit/007fb633fb730628f6b1702592aaf546a8d590c4>

[6] [CITE@en[Re: ''''''[''''''css-conditional'''''']''''''''''''[''''''quirks'''''']'''''' Quirks mode and @supports/CSS.supports]]
([[Simon Pieters]] 著, [TIME[2015-12-16 21:34:47 +09:00]] 版)
<https://lists.w3.org/Archives/Public/www-style/2015Dec/0210.html>