:is()The :is() CSS functional pseudo-class takes a selector list as its argument, and matches any element that can be selected by one of the selectors in that list.selectorsSelectorswidely2021-01-212023-07-21https://drafts.csswg.org/selectors-4/#matchescss-matches-pseudohttps://developer.mozilla.org/docs/Web/CSS/Reference/Selectors/:iscss.selectors.iscss.selectors.is.forgiving_selector_listhttps://nowyoucanuse.com/features--is.html