export declare const ScrollpanelTheme: {
    root: {
        transitionDuration: string;
    };
    bar: {
        size: string;
        borderRadius: string;
        focusRing: {
            width: string;
            style: string;
            color: string;
            offset: string;
            shadow: string;
        };
    };
    colorScheme: {
        light: {
            bar: {
                background: string;
            };
        };
        dark: {
            bar: {
                background: string;
            };
        };
    };
};