Fuentes oficiales de las hojas de estilo incluidas (versiones minificadas en ../)

1. flatpickr v4.6.13
   - Minified: ../flatpickr.min.css
   - Source: https://github.com/flatpickr/flatpickr
   - License: MIT
   - Distribución: https://www.npmjs.com/package/flatpickr

2. flatpickr dark theme v4.6.13
   - File: ../flatpickr-dark.css
   - Source: https://github.com/flatpickr/flatpickr/tree/master/src/style/themes
   - License: MIT
