grid-template-columns: 60px [A] 60px 60px;
grid-auto-columns: 40px;
grid-column-start:
-1 4 -2 -3 -4 -5 A -1 B -1 A -2 A -3 A -4 A -5 A B A 1 A 2 A 3 A 4 A 5
grid-column-end:
-1 4 -5 -4 -3 -2 A -1 B -1 A -2 A -3 A -4 A -5 A B A 1 A 2 A 3 A 4 A 5
grid-column: / span A 2
-1 4 -2 -3 -4 -5 A -1 B -1 A -2 A -3 A -4 A -5 A B A 1 A 2 A 3 A 4 A 5