https://www.ogl-foodtrade.com/fileadmin/templates/hantha_modules/mask_img/mask.js?1543341558

1;
2(function () {
3   let $image;
4   let $imgWrappers;
5   let scrollValue;
6   const $imageSelector = '.picture';
7   $imgWrappers = document.querySelectorAll('.image-wrapper');
8
9   const doParallax = function () {
10
11      if (isMobile()) {
12         for (let index = 0; index < $imgWrappers.length; index++) {
13            const $imgWrapper = $imgWrappers[index];
14            const $imgs = $imgWrapper.querySelectorAll($imageSelector);
15
16            for (let i = 0; i < $imgs.length; i++) {
17               const $img = $imgs[i]
18               $img.style.transform = "translateY(0)";
19            }
20         }
21         return
22      }
23
24      scrollValue = window.scrollY;
25
26      for (let index = 0; index < $imgWrappers.length; index++) {
27         const $imgWrapper = $imgWrappers[index];
28
29         if ($imgWrapper.classList.contains('noAnimate')) {
30            return
31         }
32
33
34         const $imgs = $imgWrapper.querySelectorAll($imageSelector);
35
36         for (let i = 0; i < $imgs.length; i++) {
37            const $img = $imgs[i]
38            const value = ($img.offsetTop + scrollValue) - $img.offsetTop
39            if (value < 0) {
40               return
41            }
42
43            $img.style.transform = "translateY(" + (value / 2) / 10 + "%)";
44         }
45      }
46   }
47
48
49
50   document.addEventListener('scroll', doParallax);
51   document.addEventListener("DOMContentLoaded", doParallax);
52})();