.pf-size-guide-modal-measurements .ch37-flat-guide { display: none; }
@supports selector(:has(*)) {
  .pf-size-guide-modal-measurements:has(.pf-size-guide-modal-measurements__image img[src*="_product_size_guide.png"]) > .ch37-flat-guide { display: block; }
  .pf-size-guide-modal-measurements:has(.pf-size-guide-modal-measurements__image img[src*="_product_size_guide.png"]):has(> .ch37-flat-guide) > .pf-size-guide-modal-measurements__description:not(.ch37-flat-guide) { display: none; }
}