::columnThe ::column CSS pseudo-element represents the individual columns of a multi-column layout container. Columns can only be styled with scroll snap CSS properties and can also have a ::scroll-marker pseudo-element, which scrolls to the column when activated.multi-columnMulti-columnlimitedhttps://drafts.csswg.org/css-multicol-2/#column-pseudohttps://developer.mozilla.org/docs/Web/CSS/Reference/Selectors/::columncss.selectors.columncss.selectors.column.nested_scroll-markerhttps://nowyoucanuse.com/features--column-pseudo.html