Set movie dimensions 700 x 150 (or any desired) with Frame > Frame Size
Change frame delay to "Stop".
Change background color to black "Frame" > "Background Color"
Draw an ellipse 100 x 100 pixels (Step 1)
Choose Item > Gradient Fill
Setup the gradient: (Step 2)
Custom / Radial, Scale 300%, Center Color (R: 168 G: 255 B: 155),
Outer Color (R: 255 G: 255 B: 255), click Advanced and enter Delta Y: 100, under Add Colors check Point 3 and Point 6
Click Color 3 and setup (R: 200 G: 255 B: 137),
Click Color 6 and setup (R: 54 G: 122 B: 42)
Draw a new ellipse (Step 3)
Choose Item > Gradient Fill
Setup the gradient: (Step 4)
Custom / Vertical, Top Color (R: 255 G: 255 B: 255), opacity 30%,
Bottom Color (R: 255 G: 255 B: 255), opacity 0%
Convert the ellipse to curve, select it and choose "Edit" > "Convert to Curve"
Choose the "Edit nodes" tool and reshape the ellipse (Step 5)