import type * as CSS from 'csstype';
/**
 * Typing for the interpolations.
 */
export declare type BasicTemplateInterpolations = string | number;
export interface FunctionInterpolation<TProps> {
    (props: TProps): CssFunction<TProps>;
}
/**
 * Possible types for a CSS value
 */
export declare type CssType<TProps> = CSSProps<TProps> | CssObject<TProps> | FunctionInterpolation<TProps> | string;
/**
 * These are all the CSS props that will exist.
 */
export declare type CSSProps<TProps> = CSS.Properties<CssFunction<TProps>>;
export declare type CssObject<TProps> = {
    [key: string]: CssFunction<TProps>;
};
export declare type CssFunction<TProps = unknown> = CssType<TProps> | BasicTemplateInterpolations | boolean | undefined;