Additional css classes that should be added to the hover box. Used to style certain boxes different e.g. for the extended tab preview.
The position where the hover should appear. Note that the hover service will try to invert the position (i.e. right -> left) if the specified content does not fit in the window next to the target element
Additional css classes that should be added to the hover box. Used to style certain boxes different e.g. for the extended tab preview.