column-span – CSS: Cascading Style Sheets | MDN – Mozilla

The column-span CSS property makes it possible for an element to span across all columns when its value is set to all. Try it /* Keyword values */ column-span : none ; column-span : all ; /* Global values */ column-span : inherit ; column-span : initial ; column-span : revert ; column-span : revert-layer ; column-span : unset ;