The line-color attribute determines the outline color of a shape. The default value is black. The fill- color attribute determines the fill color of a shape. The default value is white. The shadow-color attribute determines the shadow color of a shape.
Negative values are possible.
Default offset is 10 points. The child-separation attribute defines the spacing of positioned child shapes. The default is 5 points. A line is a shape built up from positions. It must have at least two positions.