.box1 {
grid-row-start:
grid-row-end:
grid-column-start:
grid-column-end:
}

.box2 {
grid-row-start:
grid-row-end:
grid-column-start:
grid-column-end:
}

.box3 {
grid-row-start:
grid-row-end:
grid-column-start:
grid-column-end:
}

.box4 {
grid-row-start:
grid-row-end:
grid-column-start:
grid-column-end:
}

.box5 {
grid-row-start:
grid-row-end:
grid-column-start:
grid-column-end:
}