Mobile navigation not working

Community resources
1

HELP! For some reason the mobile menu has stopped working when pressed on any device:

https://preview.webflow.com/preview/gx-website-bbe89c90041aa7d67b92595b2f3a?utm_medium=preview_link&utm_source=dashboard&utm_content=gx-website-bbe89c90041aa7d67b92595b2f3a&preview=33f588f58094165a4ac3a3c641049a51&workflow=preview

If someone has any ideas or suggestions on how to fix, that would be great!