Selectors (core)CSS selectors match elements based on their type, attributes, and relationship to other elements. They define the specific elements to which a block of styles will be applied. This feature represents the oldest selectors of CSS.selectorsSelectorswidely2015-07-292018-01-29https://drafts.csswg.org/selectors-4/css-sel2https://developer.mozilla.org/docs/Web/CSS/Reference/Selectors/ID_selectorscss.selectors.attributecss.selectors.childcss.selectors.classcss.selectors.descendantcss.selectors.idcss.selectors.listcss.selectors.next-siblingcss.selectors.subsequent-siblingcss.selectors.typecss.selectors.type.namespacescss.selectors.universalcss.selectors.universal.namespaceshttps://nowyoucanuse.com/features--selectors.html