<style>
div.t-store__card__price ,
div.t-store__prod-popup__price ,
div>div.js-product-price,
div[class*="__price_old"]:after,
div[class*="__price-currency"]
{ display: none !important;}
div.js-store-prod-price-old-val:after , div[class*="__price-value"]:after {
content: "р/кг";
padding-left: 5px;
}
</style>