Prevent default on up/down arrow keys so page doesnt scroll. Update styles. Keep next/previous buttons always visible.
Add a tab position span that indicates where the user is in the tablist. It fades away incase any content is hidden.
Use css transform to update nav position, instead of javascript. Add current slide indicator. Smooth transitions on tablist click.
Remove unused code. Update styles for new nested nav slider. change how focus is set on selected tab.
Developed a workaround for jumping from the end of start of the list to the end.
Remove unused image.