/// <reference types="react" />
export declare const fadeIn: string;
export declare const fadeout: string;
export declare const fadeOutCls: string;
export declare const StyledMessageItem: import("@pigment-css/react").StyledComponent<import("@pigment-css/react/build/theme-Dhf_HLGk").S<Omit<import("react").DetailedHTMLProps<import("react").HTMLAttributes<HTMLDivElement>, HTMLDivElement>, "ref"> & {
    ref?: ((instance: HTMLDivElement | null) => void) | import("react").RefObject<HTMLDivElement> | null | undefined;
}, object>> & object;