import React, { ComponentType, RefAttributes } from 'react';
export declare const CollectCriticalCSSContext: React.Context<{
    styles: {};
}>;
declare type RefType<P> = P extends RefAttributes<infer T> ? T : never;
export declare const withCriticalCSSExtracted: <P extends unknown>(WrappedComponent: React.ComponentType<P>, styles: any) => React.ForwardRefExoticComponent<React.PropsWithoutRef<P> & React.RefAttributes<RefType<P>>>;
export declare class ServerStyleSheet {
    styles: {};
    collectStyles: (children: any) => React.JSX.Element;
    getStyleElement: () => React.JSX.Element;
}
export {};
//# sourceMappingURL=extract-critical-css.d.ts.map