* 仕様書

[REFS[
- [1] [CITE@en[Media Queries Level 4]] ([TIME[2013-07-25 22:52:42 +09:00]] 版) <http://w3c-test.org/csswg/mediaqueries/#values>
]REFS]

* 構文

[2] <positive <integer>> <s>* '/' <s>* <positive <integer>>
[SRC[>>1]]