Overlays are commonly superimposed over a background video with portions of the overlay being transparent or keyed-out. Overlay effects can only be performed on clips in the video tracks, which are collectively known as Overlay tracks. You can either show or hide these overlay tracks in your project.

1. In the Library, select the media folder that contains the overlay clip that you want to add to your project.
   
   Tip: To load media files into the Library , click . In the dialog box that opens, locate the media file and click Open.
   
2. Drag the media file from the Library to the Overlay Track on the Timeline.
   
   

   

3. Customize the overlay clip using the options available in the Edit and Attribute tabs.
   
4. Click Overlay Track Manager to open the Overlay Track Manager dialog box. Select the overlay tracks to display.