/// <reference types="react" />
import { ToggleButtonGroup } from "@material-ui/lab";
export declare const ExpressionDiv: import("styled-components").StyledComponent<"div", any, {}, never>;
export declare const ExpressionPiece: (props: {
    hasChild?: boolean;
    children?: any;
}) => JSX.Element;
export declare const ExpressionLineDiv: (props: {
    children?: any;
    color?: string;
}) => JSX.Element;
export declare const BracketedDiv: (props: {
    hasChild?: boolean;
    children?: any;
}) => JSX.Element;
export declare const RuleChangeToggleButtonGroup: import("styled-components").StyledComponent<typeof ToggleButtonGroup, any, {}, never>;
