import type { ThemeBreakpoint } from "./themeTypes.js";
/**
 * Constructs a `ThemeBreakpoint` for use in `createTheme` overrides or
 * `ThemeBreakpoints` module augmentation. Guarantees the `belowMediaQuery`
 * string is always formatted correctly.
 */
export declare function createBreakpoint(value: number): ThemeBreakpoint;