Variable FillBox`Const`

FillBox: StyledComponent<
    BoxOwnProps<Theme> & Omit<
        Omit<
            DetailedHTMLProps<HTMLAttributes<HTMLDivElement>, HTMLDivElement>,
            "ref",
        > & { ref?: Ref<HTMLDivElement> },
        keyof BoxOwnProps<Theme>,
    > & MUIStyledCommonProps<Theme>,
    {},
    {},
> = ...

A Box UI control that will fill up it's parent's view completely. A padding of 4px will be used.