Left sidebar overlaps the content on mobile devices
On mobile, the navigation sidebar will always revert to being hidden. When clicking the toggle, it will then go over the top of the content - rather than push the content.
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
On mobile, the navigation sidebar will always revert to being hidden. When clicking the toggle, it will then go over the top of the content - rather than push the content.