Interface IBackground

interface IBackground {
    color: string | IRangeColor;
    draw?: (context: BackgroundDrawContext, delta: IDelta) => void;
    element?:
        | string
        | HTMLCanvasElement
        | OffscreenCanvas
        | HTMLVideoElement
        | HTMLImageElement;
    image: string;
    opacity: number;
    position: string;
    repeat: string;
    size: string;
}