- Flex and spacing utilities for any form controls and actions.
- `.navbar-text` for adding vertically centered strings of text.
- `.collapse.navbar-collapse` for grouping and hiding navbar contents by a parent breakpoint.
-- Add an optional `.navbar-scroll` to set a `max-height` and [scroll expanded navbar content](#scrolling).
+- Add an optional `.navbar-nav-scroll` to set a `max-height` and [scroll expanded navbar content](#scrolling).
Here's an example of all the sub-components included in a responsive light-themed navbar that automatically collapses at the `lg` (large) breakpoint.