import type { Plugin } from 'postcss';
interface NormalizeOpts {
    optimizeCss?: boolean;
}
/**
 * This plugin runs cssnao plugins to normalize CSS during build.
 * If consumers opt out the default behaviour, it will run a subset of the plugins.
 *
 * @param opts Transformation options
 */
export declare const normalizeCSS: (opts: NormalizeOpts) => Plugin[];
export {};