/**
 * @file css
 * @author junmer eltorio
 */
import type { CssOption } from "../index.js";
/**
 * Transform font family name
 * @callback FontFamilyTransform
 * @param {Object} font info object
 * @param {ttfObject} ttf ttfObject
 * @return {string} font family name
 */
/**
 * css fontmin plugin
 *
 * @param {(string|FontFamilyTransform)=} opts.fontFamily fontFamily
 * @return {Object} stream.Transform instance
 * @api public
 */
declare const _default: (_opts?: CssOption) => any;
export default _default;