Why that i cant see my menu in mobile?

Hi guys !

I wonder how i can fix this bug (?), i dont know why i cant see my menu in mobile :

but i cant see it in tablet and reverse mobile :

thanks you for your help !!

Here is my site Read-Only: LINK
(how to share your site Read-Only link)

share read only link

@Sridhar_S Webflow - TRYGR Site From Scratch

Thanks you !