.d-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-column-gap: 30px;
  grid-row-gap: 30px;
}

.d-grid.cols-3 {
  grid-template-columns: repeat(3, 1fr);
}


@media only screen and (max-width: 767px) {
  .d-grid.cols-3,
  .d-grid.cols-4,
  .d-grid.cols-2 {
    grid-template-columns: repeat(1, 1fr);
  }
}