Wednesday, May 06, 2009

CSS Element selectors [pattern matching] - Cascade Style Sheet Syntax (CSS Syntax)

PatternMeaningDescribed in section
*Matches any element.Universal selector
EMatches any E element (i.e., an element of type E).Type selectors
E FMatches any F element that is a descendant of an E element.Descendant selectors
E > FMatches any F element that is a child of an element E.Child selectors
E:first-childMatches element E when E is the first child of its parent. The :first-child pseudo-class
E:link
E:visited
Matches element E if E is the source anchor of a hyperlink of which the target is not yet visited (:link) or already visited (:visited). The link pseudo-classes
E:active
E:hover
E:focus
Matches E during certain user actions.The dynamic pseudo-classes
E:lang(c) Matches element of type E if it is in (human) language c (the document language specifies how language is determined).The :lang() pseudo-class
E + FMatches any F element immediately preceded by a sibling element E.Adjacent selectors
E[foo]Matches any E element with the "foo" attribute set (whatever the value).Attribute selectors
E[foo="warning"]Matches any E element whose "foo" attribute value is exactly equal to "warning".Attribute selectors
E[foo~="warning"]Matches any E element whose "foo" attribute value is a list of space-separated values, one of which is exactly equal to "warning".Attribute selectors
E[lang|="en"]Matches any E element whose "lang" attribute has a hyphen-separated list of values beginning (from the left) with "en".Attribute selectors
DIV.warningLanguage specific. (In HTML, the same as DIV[class~="warning"].)Class selectors
E#myidMatches any E element with ID equal to "myid".ID selectors

Reference: W3C CSS Guidlines (Section 5: Selectors)

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