I want to be able identify elements of a particular dialog, so I can modify their -- and only their -- styles. I don't see how the "classes" option allows me to do this, while assigning a custom class to a particular dialog works as I want.
The specified class name(s) will be added to the dialog, for additional theming.
The(version deprecated: 1.12)
dialogClassoption has been deprecated in favor of the
classesoption, using the