.wp-block-move-up-north-image-link-grid.mun-image-link-grid,
.mun-image-link-grid {
  display: grid;
  gap: 50px 20px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-items: start;
  margin-bottom: 100px;
}

@media (max-width: 900px){
  .wp-block-move-up-north-image-link-grid.mun-image-link-grid,
  .mun-image-link-grid{
    grid-template-columns: 1fr;
  }
}