On the Description elements tab of the Reinforcement description (steel profiles) dialog, you can define parameters such as colors, line thickness, font size, and label shape for a description.
The options in the Position field refer to a label and the number that the label contains (see the drawing below).
Under Position, specify label parameters:
Specify position number parameters:
The active position referred to here is specified on the Reinforcement description dialog (see the drawing below). If Active is selected, you choose a color from the Active list. If Active is not selected, you choose a color from the Not active list.
The options under Description text appearance define a description placed between a position (label) and the described steel profile:
Under Auxiliary line, define parameters of a line connecting a position with the steel profile: