- On Chart, choose Format Chart--Chart Area.
Chart--Format Chart--Chart Area appears.
- Choose Outline.
Outline appears.
- Select Visible.
- The default line style is solid. To select a different line style, such as dashed, choose Style, then select the new line style from the drop-down list.
- The default line width is thin. To select a different line width, choose Width, then select the new line width from the drop-down list.
- The default line color is black. To select a different color, choose Color, then use the color picker to select a color:
- To use a basic color, select the color square.
- To use a custom color, choose Custom, then use the color picker to create a custom color. After you create the color, select the color square.
- To use a transparent background, on the color picker, use the Opacity scroll tool to set the opacity to 0, then press Enter.
Close Outline.
- On Chart, choose Finish.