擬似クラス

Pseudo-classes

セレクターに付加するキーワードであり、選択された要素対して特定の状態を指定

n番目の要素に指定とかも便利

:active

:any

:any-link

:checked

:default

:defined

:dir()

:disabled

:empty

:enabled

:first

:first-child

:first-of-type

:fullscreen

:focus

:host

:host()

:host-context()

:hover

:indeterminate

:in-range

:invalid

:lang()

:last-child

:last-of-type

:left

:link

:not()

:nth-last-child()

:nth-last-of-type()

:only-child

:only-of-type

:optional

:out-of-range

:read-only

:read-write

:required

:right

:root

:scope

:target

:valid

:visited