:nth-last-child() selector selects all elements that are the nth-child, regardless of type, of their parent, counting from the last element to the first.
|index||Specifies the index of each child to match.
The first element has the index number 1.
|even||Selects each even child element.|
|odd||Selects each odd child element.|
|equation||Specifies which child element(s) to be selected with a equation (an + b).|