... be off-center,so the gradient will be asymmetrical. If your inner circle’s center is outside theboundary of your outer circle, instead of having a circle off-center inside anothercircle, you’ll ... pixel), and has a base color of black at 50%opacity.With that style in place, our ad link is nearly complete, as Figure 6. 7 shows. Thefinishing touch—a custom font—will be added in Chapter ... IE9—we can declare SVG files as background images.By creating a gradient in an SVG file, and declaring that SVG as the backgroundimage of an element, we can recreate the same effect we achieved...