.main > div:nth-of-type(8) {
    grid-column: 7;
}

.main > div:nth-of-type(9) {
    grid-column: 7;
}

.main > div:nth-of-type(10) {
    grid-column: 7;
}

.main > div:nth-of-type(11) {
    grid-column: 7;
}

.main > div:nth-of-type(12) {
    grid-column: 6;
    grid-row: 5;
}

.main > div:nth-of-type(13) {
    grid-column: 5;
    grid-row: 5;
}

.main > div:nth-of-type(14) {
    grid-column: 4;
    grid-row: 5;
}

.main > div:nth-of-type(15) {
    grid-column: 3;
    grid-row: 5;
}

.main > div:nth-of-type(16) {
    grid-column: 2;
    grid-row: 5;
}

.main > div:nth-of-type(17) {
    grid-column: 1;
    grid-row: 5;
}

.main > div:nth-of-type(18) {
    grid-column: 1;
    grid-row: 4;
}

.main > div:nth-of-type(19) {
    grid-column: 1;
    grid-row: 3;
}

.main > div:nth-of-type(20) {
    grid-column: 1;
    grid-row: 2;
}