Mobile menu burger not working

The menu on our website on mobile is not working. It works fine on desktop, but the menu burger does nothing when clicking on it on a mobile device. The only recent CSS change I’ve made is because of the Kali contact form ( But I have to say that I don’t know if this is a new problem on our website, because I regularly check it only on desktop. :upside_down_face:

Our website is:

Thanks in advance!

Hi @studionanaa

menu is working fine for me, it only needs background color and can be added by this code:

.module-group.right {
background: #fff;

The menu on mobile is still not working (iPhone). When I use the code, I only get a white banner behind my menu on desktop. Nothing changes on the responsive website/on mobile.