CSS does not get imported

[TheDirigible]

Your package.json needs the following:
"sideEffects": ["*.css"]

[ViZhe]

Hello, @TheDirigible
Can you explain the source of the problem with some example?

[TheDirigible]

No CSS makes it to the build. I believe it's the same as this issue: Hacker0x01/react-datepicker#1967