.containerJI{background-color:red;grid-template-rows:43px 1fr 43px;grid-template-columns:1fr 1fr 1fr;justify-items:center;gap:12px;height:100vh;padding:12px;display:grid}.item{background-color:#0ff}.items-1{color:#f0f8ff;background-color:#000;grid-area:1/1/span 1/span 3;width:200px}.items-2{grid-area:2/1/3/4;width:400px}.footer{color:#fff;background-color:#000;grid-area:3/1/4/4;width:600px}