feat(datepicker): Eva style

[yggg]

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• I read and followed the CONTRIBUTING.md guide.
• I read and followed the New Feature Checklist guide.

Short description of what this resolves:

BREAKING CHANGE:

Following theme properties were renamed:
datepicker-fg -> datepicker-text-color
datepicker-bg -> datepicker-background-color
datepicker-border -> datepicker-border-color
datepicker-border-radius -> datepicker-border-radius

[nnixaa]

let's add a card as inputs are barely visibly

[yggg]

let's add a card as inputs are barely visibly

Fixed in 7843ee7