span.xb-wishlist-button-collection__add-icon{
      background-color: transparent !important;
}
span.xb-wishlist-button-collection__add-icon:hover {
  --icon-color: #8778F7 !important;
}

span.xb-wishlist-button-collection__remove-icon{
  background-color: transparent !important;
}
.xb-wishlist-button-collection__remove svg{
  --icon-color: #8778f7 !important;
}