The radius of the rectangle corner rounding, as a percentage of the media width.
The height of the rectangle, as a percentage of the media height.
Clockwise rotation angle of the rectangle, in degrees; 0-360.
The width of the rectangle, as a percentage of the media width.
The abscissa of the rectangle's center, as a percentage of the media width.
The ordinate of the rectangle's center, as a percentage of the media height.
Describes position of a clickable rectangle area on a story media.