.contenedor{
    display:grid;
    grid-template-columns: 
    1fr 1fr 1fr 1fr;
    grid-template-rows: 1fr 1fr 1fr 1fr 1fr;
}

.item1{
    grid-column: 1/5;
    grid-row: 1/2;
    background-color: rgb(145, 224, 99);
    padding: 30px;
}


.item2{
    grid-column: 1/2;
    grid-row: 2/6;
    background-color: rgb(143, 182, 189);
    padding: 30px;
}

.item3{
    grid-column: 2/4;
    grid-row: 2/5;
    background-color: rgb(218, 215, 45);
    padding: 30px;
}

.item4{
    grid-column: 2/4;
    grid-row: 5/6;
    background-color: rgb(200, 206, 221);
    padding: 30px;
}

.item5{
    grid-column: 4/5;
    grid-row: 2/6;
    background-color: rgb(219, 191, 201);
    padding: 30px;
}