stops
Defines the radial gradient as a list of stops, each as a pair of normalized position (0..1) and a CSS color string (e.g., "transparent", "#RRGGBB", "rgba(r,g,b,a)").
Defines the radial gradient as a list of stops, each as a pair of normalized position (0..1) and a CSS color string (e.g., "transparent", "#RRGGBB", "rgba(r,g,b,a)").