Overhaul of UI
- NavBar - Resized to 48px, rework bottom border with box-shadow
- Search Bar - Simplify DOM elements, height 60px, font 24px bold, narrower in md, lg screens.
- Container top margin at 96, 64, 32px for lg, md, sm screens.
- Search results has 16px top and bottom
- Consolidated buttons classes to: btn-primary btn-default
- Reworked Tag buttons and labels
- Fixed panel border radiuses
- Fixed NavBar active state highlighting