https://www.bfm-europe.com/Templates/BFM/bfm.js?version=639268530084095128

1function setupProductPageImgCarousel() {
2    $('.wsp-product-image-viewer').addClass("owl-carousel owl-theme").owlCarousel({
3        loop: true,
4        margin: 10,
5        responsive: {
6            0: {
7                items: 1
8            }
9        }
10    });
11
12}
13
14function setupQtyButtons() {
15    $("body").on("click", ".bfm-qty-minus, .bfm-qty-plus", function () {
16        var input = $(this).siblings(".bfm-qty-input");
17        var val = parseInt(input.val()) || 1;
18        var min = parseInt(input.attr("min")) || 1;
19        if ($(this).hasClass("bfm-qty-minus")) {
20            val = Math.max(min, val - 1);
21        } else {
22            val = val + 1;
23        }
24        input.val(val);
25    });
26}
27
28$(document).ready(function () {
29    setupProductPageImgCarousel();
30    setupQtyButtons();
31});