.grid-1-12,
.grid-4,
.grid-12 {
    display: grid;
    column-gap: 1rem;
    grid-auto-rows: min-content;
}
.grid-no_gap {column-gap: 0;}

.grid-1-12 {grid-template-columns: repeat(1, 1fr);}
.grid-4 {grid-template-columns: repeat(4, 1fr);}
.grid-12 {grid-template-columns: repeat(12, 1fr);}
@media only screen and (min-width: 768px) {
    .grid-1-12 {grid-template-columns: repeat(12, 1fr);}
}