Select an isometric drawing style in the Project View panel, and then click Copy .
Click Paste .
The New Style Name dialog box displays.
Type a name for the new style in the New style name box.
By default, the software bases the style name on the drawing style you are copying.
Click OK to create a copy of the style.
The software adds the new style to the styles currently listed in the Project View panel. The properties of the original style are persisted to the new style.