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Pseudo classes and elements


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:active
activated element
:focus
element with focus
:hover
mouse over it
:link
unvisited link
:visited
visited link
:first-child
first child of some other element
:last-child
last child of some other element
:only-child
every element that is the only child of its parent.
:nth-child(n)
position in a group of siblings
:lang(lang-code)
specify a language to use in a element
::first-letter
first letter of a text
::first-line
first line of a text
::before
Inserts content before an element
::after
Inserts content after an element
:first-of-type
every element that is the first child, of a particular type, of its parent.
:last-of-type
every element that is the last child, of a particular type, of its parent.
:nth-of-type(n)
every element that is the nth child, of a particular type, of its parent.
:target
target element
:not(selector)
every element that is NOT the specified element/selector