[2] [[CSS]] [[選択子]]における[DFN[[RUBYB[擬似級][pseudo-class]]]]は、
[[文書木]]に直接現れない[[文書]] (の一部分) の、あるいは[[文書]]
(の一部分) の[[レンダリング]]の性質を指定します。

[3] 仕様書:
- [CITE@en[Selectors]] 
--[CSECTION@en[6.6 Pseudo-classes]]
<http://www.w3.org/TR/2001/CR-css3-selectors-20011113/#pseudo-classes>

[1]  
,名前,説明,状態,出典
,[CODE(CSS)@en[:[[active]]]],[[活性]],[[W3C]] [[勧告]],"[CSS1], [CSS2], [CSS2.1], [Selectors], [CSS3 UI]"
,[CODE(CSS)[:[[-moz-any-link]]]]
,[CODE(CSS)[:[[-moz-bound-element]]]]
,[CODE(CSS)[:[[checked]]]],[[チェック済]],[[W3C]] [[勧告候補]],[Selectors]
,[CODE(CSS)@en[:[[contains]]([VAR[文字列]])]],,[[W3C]] [[勧告候補]],[Selectors]
,[CODE(CSS)@en[:[[default]]]],,[[W3C]] [[勧告候補]],[CSS3 UI]
,[CODE(CSS)[:[[disabled]]]],[[無効]],[[W3C]] [[勧告候補]],[Selectors]
,[CODE(CSS)[:[[-moz-drag-over]]]]
,[CODE(CSS)[:[[empty]]]],[[空要素]],[[W3C]] [[勧告候補]],[Selectors]
,[CODE(CSS)[:[[enabled]]]],[[有効]],[[W3C]] [[勧告候補]],[Selectors]
,[CODE(CSS)[:[[first]]]],最初の[[頁]],[[W3C]] [[勧告]],[[CSS 2]]
,[CODE(CSS)[:[[first-child]]]],最初の[[子要素]],[[W3C]] [[勧告]],"[[CSS 2]], [[CSS 2.1]], [Selectors]"
,[CODE(CSS)[:[[-moz-first-node]]]]
,[CODE(CSS)[:[[focus]]]],[[焦点]],[[W3C]] [[勧告]],"[[CSS 2]], [[CSS 2.1]], [Selectors]"
,[CODE(CSS)[:[[hover]]]],[[mouseover]],[[W3C]] [[勧告]],"[[CSS 2]], [[CSS 2.1]], [Selectors]"
,[CODE(CSS)@en[:[[indeterminate]]]],,[[W3C]] [[勧告候補]],[Selectors]
,[CODE(CSS)@en[:[[in-range]]]],,[[W3C]] [[勧告候補]],[CSS3 UI]
,[CODE(CSS)@en[:[[invalid]]]],,[[W3C]] [[勧告候補]],[CSS3 UI]
,[CODE(CSS)[:[[lang]]([VAR[言語]])]],[[自然言語]],[[W3C]] [[勧告]],"[[CSS 2]], [[CSS 2.1]], [Selectors]"
,[CODE(CSS)[:[[last-child]]]],最後の[[子要素]],[[W3C]] [[勧告候補]],[Selectors]
,[CODE(CSS)[:[[-moz-last-node]]]]
,[CODE(CSS)@en[:[[last-of-type]]]],,[[W3C]] [[勧告候補]],[Selectors]
,[CODE(CSS)[:[[left]]]],左の[[頁]],[[W3C]] [[勧告]],[[CSS 2]]
,[CODE(CSS)[:[[link]]]],未訪[[リンク]],[[W3C]] [[勧告]],"[[CSS 1]], [[CSS 2]], [[CSS 2.1]], [Selectors]"
,[CODE(CSS)[:[[-moz-math-font-style-anonymous]]]]
,[CODE(CSS)[:[[-moz-math-font-style-stretchy]]]]
,[CODE(CSS)[:[[not]]([VAR[[[単純選択子]]]])]],[[否定]],[[W3C]] [[勧告候補]],[Selectors]
,[CODE(CSS)@en[:[[nth-child]]([VAR[n]])]],特定位置の[[子要素]],[[W3C]] [[勧告候補]],[Selectors]
,[CODE(CSS)@en[:[[nth-last-child]]([VAR[n]])]],,[[W3C]] [[勧告候補]],[Selectors]
,[CODE(CSS)@en[:[[nth-last-of-type]]([VAR[n]])]],,[[W3C]] [[勧告候補]],[Selectors]
,[CODE(CSS)@en[:[[nth-of-type]]([VAR[n]])]],,[[W3C]] [[勧告候補]],[Selectors]
,[CODE(CSS)[:[[only-child]]]],,[[W3C]] [[勧告候補]],[Selectors]
,[CODE(CSS)@en[:[[only-of-type]]]],,[[W3C]] [[勧告候補]],[Selectors]
,[CODE(CSS)[:[[-moz-only-whitespace]]]]
,[CODE(CSS)@en[:[[optional]]]],,[[W3C]] [[勧告候補]],[CSS3 UI]
,[CODE(CSS)[:[[-moz-outline]]]]
,[CODE(CSS)@en[:[[out-of-range]]]],,[[W3C]] [[勧告候補]],[CSS3 UI]
,[CODE(CSS)@en[:[[read-only]]]],,[[W3C]] [[勧告候補]],[CSS3 UI]
,[CODE(CSS)@en[:[[read-write]]]],,[[W3C]] [[勧告候補]],[CSS3 UI]
,[CODE(CSS)@en[:[[required]]]],,[[W3C]] [[勧告候補]],[CSS3 UI]
,[CODE(CSS)[:[[right]]]],右の[[頁]],[[W3C]] [[勧告]],[[CSS 2]]
,[CODE(CSS)[:[[root]]]],[[根要素]],[[W3C]] [[勧告候補]],[Selectors]
,[CODE(CSS)[:[[target]]]],,[[W3C]] [[勧告候補]],[Selectors]
,[CODE(CSS)@en[:[[timed-inactive]]]],,[[W3C]] [[会員提出]],[[時刻シート]]
,[CODE(CSS)@en[:[[valid]]]],,[[W3C]] [[勧告候補]],[CSS3 UI]
,[CODE(CSS)[:[[visited]]]],既訪[[リンク]],[[W3C]] [[勧告]],"[[CSS 1]], [[CSS 2]], [[CSS 2.1]], [Selectors]"