interface IObjectKeys {
    [key: string]: string | number;
}
interface Options extends IObjectKeys {
    size: string;
    paddingSize: string;
    textAlign: string;
    color: string;
    verticalPosition: string;
    horizontalPosition: string;
    componentName: string;
    textTransform: string;
    display: string;
    type: string;
    gutterSize: string;
    alignItems: string;
    direction: string;
    justifyContent: string;
    columns: number;
    grow: number | string;
    iconSide: string;
    flush: string;
    borderSide: string;
    position: string;
    theme: string;
    margin: string;
    borderRadius: string;
    backgroundColor: string;
    resize: string;
}
/**
 * Joins a list of classes
 *
 * @param classes - List of classes that will be joined
 */
export declare function classNames(classNames: string[] | undefined, options: Options): string;
declare const _default: any;
export default _default;