CalendarExt3 custom css not working?

[sankum]

Hi,
I am a new user. Installed MM and MM-CalendarExt3. Works ay default css settings.
When I modify the custom.css in ~/MagicMirros/css the changes are not being picked up. What am I doing wrong? Please help. Thanks. Below is a few lines from custom.css:

[sdetweil]

@sankum read the README.md file

the prefix for his classes is .CX3

https://github.com/MMRIZE/MMM-CalendarExt3?tab=readme-ov-file#styling-with-css

[sankum]

Thank you,