Narrow mode

[gtbu]

The hamburger in narrow mode functions in Firefox but not in Edge and Chrome

[CodeHimBlog]

Try to increase/decrease media screen width in CSS.

[CodeHimBlog]

In CSS file, find
/* Codehim Dropdowns Mobile View */
@media only screen and (max-width: 480px) {

And replace 480px to 620px.

[gtbu]

No - the incompatibility is deeper

The menu crashes then - it seems that edge-chrome interprets some things different