:first-child Selector

Selects all elements that are the first child of their parent.

:first-of-type Selector

Selects all elements that are the first among siblings of the same element name.

:last-child Selector

Selects all elements that are the last child of their parent.

:last-of-type Selector

Selects all elements that are the last among siblings of the same element name.

:nth-child() Selector

Selects all elements that are the nth-child of their parent.

:nth-last-child() Selector

Selects all elements that are the nth-child of their parent, counting from the last element to the first.

:nth-last-of-type() Selector

Selects all the elements that are the nth-child of their parent in relation to siblings with the same element name, counting from the last element to the first.

:nth-of-type() Selector

Selects all elements that are the nth child of their parent in relation to siblings with the same element name.

:only-child Selector

Selects all elements that are the only child of their parent.

:only-of-type Selector

Selects all elements that have no siblings with the same element name.

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