.image_media img {
    width: 100%;
    height: 100%;
}

.section-image-grid .image-grid .grid__item .image_media {
    height: 100%;
}

.section-image-grid .image-grid .grid__item .image_media img {
  object-fit: cover;
}
@media screen and (max-width: 767px) {
  .section-image-grid .image-grid.grid--1-col-tablet-down  .grid__item {
      width: calc(100% - var(--grid-mobile-horizontal-spacing) * 3 / 4);
      max-width: calc(100%% - var(--grid-mobile-horizontal-spacing) / 2);
  }
}