.demo-col{display:grid;height:100%;width:100%}.demo-col.md{grid-template-columns:repeat(1,minmax(0,1fr));grid-template-rows:repeat(3,minmax(0,1fr))}.demo-col.lg{grid-template-columns:repeat(2,minmax(0,1fr));grid-template-rows:repeat(2,minmax(0,1fr))}