/**
 * The Primary font used in the app. This will be added to the `body` styles.
 * If you use multiple Font components, only one should use primaryFont. A
 * `font-family-name-ready` class will also be added to the html tag. */
export type primaryFont = string;
/**
 * An array of secondary fonts used in your app. For each of these fonts, a
 * class will be added to the html element in the form `font-family-name-ready`
 * once the font is loaded and ready to use */
export type secondaryFonts = string[];
export declare function injectFont(primaryFont?: string, secondaryFonts?: string[]): void;