Structural Pseudo-classesThe nth-* Pseudo-classesnth-child and nth-of-typenth-last-child and nth-last-of-typefirst-of-type, last-child, and last-of-typeonly-child and only-of-typeOther Pseudo-classestargetemptyrootnotUI Element StatesPseudo-elementsThe selection pseudo-elementSummaryDOM and Attribute Selectors: Browser Support