class_top, class_left, class_center,
class_right, class_bottom
These properties specify the Cascading Style Sheet (CSS) class names for the five layout areas of the weblet.
Default value
The name of the shipped class for the corresponding layout area of the weblet.
Valid values
Any valid class name from the Cascading Style Sheet, in single quotes. A list of available classes can be selected from by clicking the corresponding dropdown button in the property sheet.