mask.
6. Using the Selection tool ( ), drag the mask shape to the center of the Composition panel.7. With the Sun layer selected in the Timeline panel, press the F key to reveal its Mask Feather
property. Increase the Mask Feather amount to 100 , 100 pixels.8. Press Alt+[ (Windows) or Option+[ (macOS) to set the In point of the layer to the current
time.9. Hide the properties for the Sun layer.Lighting the darkness
Since the sun is bright, it should illuminate the surrounding darkness.
1. Make sure the current-time indicator is still at 7:00.
2. Press Ctrl+Y (Windows) or Command+Y (macOS) to create a new solid layer.
3. In the Solid Settings dialog box, name the layer Background, click the Make Comp Size
button to make the layer the same size as the composition, and then click OK to create the
layer.
4. In the Timeline panel, drag the Background layer to the bottom position in the layer stack.
5. With the Background layer selected in the Timeline panel, choose Effect > Generate >
Gradient Ramp.