New Theme System: Pico CSS

[FnControlOption]

Checklist

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Is this feature for a specific connector (React/Angular/etc)?

Other

Feature Description

Pico

A minimalist and lightweight starter kit that prioritizes semantic syntax, making every HTML element responsive and elegant by default.

Thoughts on adding support for 'pico' as a themeSystem?

^{(Here is my mini SPA that uses FullCalendar + Bootstrap 5)}