Login/SignUp button overlaps with the navigation menu when visiting the website via mobile

[coiby]

Describe the bug

As reported by Cathal, Login/SignUp button overlaps with the navigation menu when visiting the website via mobile

To Reproduce Steps to reproduce the behavior:

1. Visit the OSF website via mobile

Expected behavior A clear and concise description of what you expected to happen.

Screenshots If applicable, add screenshots to help explain your problem.

Desktop (please complete the following information):

• OS: [e.g. iOS]
• Browser [e.g. chrome, safari]
• Version [e.g. 22]

Smartphone (please complete the following information):

• Device: [e.g. iPhone6]
• OS: [e.g. iOS8.1]
• Browser [e.g. stock browser, safari]
• Version [e.g. 22]

Additional context Add any other context about the problem here.

[coiby]

I notice Ultimate Member Demo Site does have this issue,

[catcathal]

not overlapping when logged in

[OSFOSF]

fixed now