.wp-block-gallery.has-nested-images.columns-default.is-cropped.wp-block-gallery-2.is-layout-flex.wp-block-gallery-is-layout-flex {
  margin-bottom: -1px;
}

.wp-block-gallery.has-nested-images.columns-default.is-cropped.wp-block-gallery-3.is-layout-flex.wp-block-gallery-is-layout-flex {
  margin-bottom: -1px;
}