What did you do? Please include the actual source code causing the issue.
When a navbar contains many nav links or have a long list of content, the navbar will overflow and the overflowed items will be hidden.
Reference: #1690 (comment)
What did you expect to happen?
Should make each section scrollable if their content overflows.
What actually happened? Please include the actual, raw output.

3.0.6
What did you do? Please include the actual source code causing the issue.
When a navbar contains many nav links or have a long list of content, the navbar will overflow and the overflowed items will be hidden.
Reference: #1690 (comment)
What did you expect to happen?
Should make each section scrollable if their content overflows.
What actually happened? Please include the actual, raw output.