To Create an AEC Polygon Style

Click Manage tab Style & Display panel Style Manager .
In the Style Manager, expand Multi-Purpose Objects AEC Polygon Styles.
Note: Alternatively, you can select an AEC polygon in the drawing, and click AEC Polygon tab General panel Edit Style drop-down AEC Polygon Styles.

Create an AEC polygon style by doing any of the following:

If you want to…	Then…
create a style with default properties	right-click AEC Polygon Styles, and click New.
create a style from an existing style	right-click the AEC polygon style you want to copy, and click Copy. Right-click, and click Paste.