first-of-type and last-of-type

The :first-of-type selector matches every element that is the first child, of a particular type, of its parent.

p:first-of-type {
background: #ff0000;
}

Specifies the background color for the first <p> element of its parent.

The :last-of-type selector matches every element that is the last child, of a particular type, of its parent.

p:last-of-type {
background: #ff0000;
}

Specifies the background color for the last <p> element of its parent.

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