@media (max-width: 768px) {
    .product-card__promotion {
        left: 0.5rem !important;
        right: auto !important;
        bottom: 0.5rem !important;
        top: auto !important;
        font-size: 11px !important;
        padding: 3px 6px !important;
        line-height: 1.2 !important;
    }
}