Edit | Background
The Edit | Background option changes the background color of the Viewer window. The following dialog box pops up:
This option pops up a Color dialog box containing a palette of colors. Choose a color to set it as background color for the Viewer window. Custom colors can also be defined and set.


To define the custom colors, use Define Custom Colors option in the Color Chooser Dialog Box and select the desired color.
 

Click Edit | Background. It pops up color picker dialog box.

 
Before Changing Background  After Changing Background