KSS is in
production
mode.
Setup
Core plugins
The core plugins are tested here.
toggleClass
Toggling the class means adding or removing it. Click the button to toggle class on (it will highlight the button). Click it again to toggle class off (it will remove highlighting).
addClass
Click the button to add class on (it will highlight the button).
removeClass
Click the button to remove class from it (it will remove highlighting).