What version of Go are you using (go version)?

N/A

Does this issue reproduce with the latest release?

N/A

What operating system and processor architecture are you using (go env)?

N/A

What did you do?

Visiting golang.org in a viewport that forces the mobile menu to render, I couldn't actually open the navigation when clicking the hamburger menu icon. This happened on both Vivaldi on Android and Brave on MacOS Catalina.

What did you expect to see?

The site navigation rendering, at the very least.

What did you see instead?

Nothing rendered.