Two steps to teach you how to make shadows Skillfully Fill in Background of PPT Slide (Supplementary Tutorial) @ Big Cat Feifei Step 1: Insert an ellipse without outline. Sh ad ow Pro du cti on Co urs e Step 2: Gradient filling settings for ellipses: Gradient Filling Type: Path Filling Gradient aperture: two Aperture 1: Colors - Black, dark grey or other colors Location -0% Transparency -0% Aperture 2: Colors - Black, dark grey or other colors Location -100% Transparency - 100% Sh ad ow Pro du cti on Co urs e Set two elliptical shadows and one rectangle.The rectangle is placed at the top of the shadow. Background filling function of slide is used to fill rectangle.