/* Mosaic grid: tight 4x4 on all screen sizes */
.mosaic-grid.wp-block-gallery.has-nested-images {
  gap: 6px !important;
  --wp--style--unstable-gallery-gap: 6px;
}
.mosaic-grid.wp-block-gallery.has-nested-images figure.wp-block-image:not(#individual-image) {
  width: calc(25% - 4.5px) !important;
  max-width: none !important;
  flex-grow: 0 !important;
  flex-basis: calc(25% - 4.5px) !important;
  margin: 0 !important;
}
.mosaic-grid figure.wp-block-image img {
  width: 100% !important;
  height: 100% !important;
  max-width: 100% !important;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}


/* Art grid: shape-grouped, equal tiles, centered 1100px, 3 cols */
.art-grid.wp-block-gallery.has-nested-images{gap:8px!important;max-width:1100px;margin-left:auto!important;margin-right:auto!important;margin-bottom:8px!important;justify-content:center;align-items:flex-start;}
.art-grid.wp-block-gallery.has-nested-images figure.wp-block-image:not(#individual-image){flex-grow:0!important;width:calc(33.333% - 5.34px)!important;flex-basis:calc(33.333% - 5.34px)!important;margin:0!important;}
.art-grid figure.wp-block-image img{width:100%!important;max-width:100%!important;}
.art-sq figure.wp-block-image img{aspect-ratio:1/1;height:auto!important;object-fit:cover;}
.art-45 figure.wp-block-image img{aspect-ratio:4/5;height:auto!important;object-fit:cover;}
.art-free figure.wp-block-image img{height:auto!important;object-fit:contain;contain-intrinsic-size:none!important;}
.art-free figure.wp-block-image{height:auto!important;}
.art-head{max-width:1100px;margin-left:auto!important;margin-right:auto!important;}
@media (max-width:600px){.art-grid.wp-block-gallery.has-nested-images figure.wp-block-image:not(#individual-image){width:calc(50% - 4px)!important;flex-basis:calc(50% - 4px)!important;}}

/* Matted tiles: equal square tiles, whole painting shown */
.art-mat.art-grid figure.wp-block-image:not(#individual-image){aspect-ratio:1/1!important;background:#f1ece5!important;position:relative!important;display:block!important;padding:0!important;height:auto!important;overflow:hidden;}
.art-mat.art-grid figure.wp-block-image img{position:absolute!important;top:6%!important;left:6%!important;width:88%!important;height:88%!important;max-width:none!important;max-height:none!important;object-fit:contain!important;object-position:center center!important;aspect-ratio:auto!important;contain-intrinsic-size:none!important;margin:0!important;}