#example-element{border:1px solid #c5c5c5;display:grid;grid-template-columns:1fr 1fr 1fr;grid-template-rows:repeat(3,minmax(40px,auto));grid-gap:10px;width:220px}#example-element>div{background-color:rgba(0,0,255,.2);border:3px solid #00f}#example-element>div:first-child{grid-column:auto/span 2}#example-element>div:nth-child(2){grid-column:auto/span 2}