gab-social/app/javascript/gabsocial/features/account_gallery/components/media_item/media_item.scss

.account-gallery__item {
  border: none;
  box-sizing: border-box;
  display: block;
  position: relative;
  border-radius: 4px;
  overflow: hidden;
  margin: 2px;

  &__icons {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 24px;
  }
}