Issues with Buddyboss Theme

Hello. We have just started to test WP Mobile Menu with a view to purchasing Pro. We have an issue. We are using Buddyboss Theme and when Mobile Menu is activated, it is hiding some elements from the Buddyboss Header Bar.
Not sure if this is a known issue – please see screenshots. If you access staging site on mobile device in portrait and then landscape you should see the difference highlghted here

With Mobile Menu

Without Mobile Menu

The page I need help with: [log in to see the link]