Basic styling

[makitango]

Value proposition

As an airplane traveller I want a feature that presents me the data in a styled way So that buttons etc all look the same on different devices and it is more fun to open the app

Description

(of course no preview!)

Acceptance criteria

• [x] use StyledComponents
• [x] replace cabin bag surcharge info with red cabin bag coloring

Tasks

• [x] create basic styling
• [x] create flex/grid
• [x] create unified button styles

[ekat-br]

LGTM🚀