.f-123 {
    grid-area: 1 / 1 / 2 / 4;
}

.f-1234 {
    grid-area: 1 / 1 / 2 / 5;
}

.f-1235 {
    grid-area: 1 / 1 / 2 / 6;
}

.f-12345 {
    grid-area: 1 / 1 / 2 / 6;
}


.f-12356 {
    grid-area: 1 / 1 / 2 / 7;
}

.f-123567 {
    grid-area: 1 / 1 / 2 / 8;
}


.f-2345 {
    grid-area: 1 / 2 / 2 / 6;
}

.f-375678910 {
    grid-area: 1 / 3 / 2 / 11;
}


.f-456 {
    grid-area: 1 / 4 / 2 / 7;
}


.f-5678 {
    grid-area: 1 / 5 / 2 / 9;
}

.f-56789101112 {
    grid-area: 1 / 5 / 2 / 13;
}

.f-9101112 {
    grid-area: 1 / 9 / 2 / 13;
}



.f-67891011 {
    grid-area: 1 / 6 / 2 / 12;
}

.f-6789101112 {
    grid-area: 1 / 6 / 2 / 13;
}

.f-789 {
    grid-area: 1 / 7 / 2 / 10;
}

.f-7891011 {
    grid-area: 1 / 7 / 2 / 12;
}

.f-789101112 {
    grid-area: 1 / 7 / 2 / 13;
}

.f-89101112 {
    grid-area: 1 / 8 / 2 / 13;
}



.f-101112 {
    grid-area: 1 / 10 / 2 / 13;
}