Description
The purpose of this issue is to refine the secondary navigation component to add the mobile styling. We will model the styling on the cf.gov implementation.
Changes requested
- Add the mobile secondary navigation
- Extend left sidebar divider line to the bottom of the content area (flex grow?)
- Divider line should reach the bottom of the content area (For example, when related cases are expanded or collapsed)

Description
The purpose of this issue is to refine the secondary navigation component to add the mobile styling. We will model the styling on the cf.gov implementation.
Changes requested