There's several differences between the Categories page in the feature/covalent branch and the Kylo 0.10.0 sandbox. Please make the necessary changes in the feature/covalent branch to make it appear more like the Kylo 0.10.0 sandbox.
Remove additional padding between "Kylo" and the page name
Remove additional padding below header
Remove additional padding below "Feed Manager"
Fix color of selected nav item to be accent color
Add shadow back to cards
Fix ordering of categories to be case insensitive
Fix style of collapse side nav button