import { NestedCSSProperties } from 'typestyle/lib/types';
import { IntentType } from 'theming/types';
export declare const convertDurationFromMsToSecond: (duration: number | undefined) => number | undefined;
export declare const getIntentColor: (intent: IntentType, theme: any) => {
    fg: any;
    bg: any;
};
export declare const getIntentStyle: (intent: IntentType, theme: any) => any;
export declare const getHoverColor: (hexaColor: string) => string;
export declare const toastTitleStyle: string;
export declare const buttonStyle: string;
export declare const wrapperToastCss: NestedCSSProperties;
export declare const unmount: string;
export declare const mount: string;
export declare const wrapperToastStyle: (isUnmounting: boolean) => string;