Acceptance criteria

• Implement various states for the tabs
  • default – works already
  • hover – missing!
  • focus – Currently not implemented
  • selected / active – works already

• Implement hover state for the close icon. Probably comes for free when icon states are done in MGNLUI-4721, verify!

• Style them according to these guidelines / mock https://zpl.io/aMvQynJ