/// <reference types="react" />
import { PureComponent } from 'react';
export interface Props {
    mountTo?: HTMLElement;
}
export default class Portal extends PureComponent<Props, any> {
    target?: HTMLElement;
    private renderPortalContent(children);
    private renderPortal(props);
    componentWillUnmount(): void;
    componentWillReceiveProps(nextProps: any): void;
    componentDidMount(): void;
    render(): JSX.Element | null;
}