/**
 * @ignore - internal component.
 */
export declare const HeatmapTooltipAxesValue: import("@emotion/styled").StyledComponent<import("@mui/system").MUIStyledCommonProps<import("@mui/material/styles").Theme>, Pick<import("react").DetailedHTMLProps<import("react").HTMLAttributes<HTMLElement>, HTMLElement>, keyof import("react").ClassAttributes<HTMLElement> | keyof import("react").HTMLAttributes<HTMLElement>>, {}>;