.aj-grid-3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 1rem;
}

.aj-grid-3 > div {
  padding: 0;
}

@media (max-width : 990px) {
  .aj-grid-3 {
    grid-template-columns: 1fr;
}