declare const cssSymbol: unique symbol;
export interface HasCSSSymbol {
    [cssSymbol]: string;
}
export declare const css: (strings: readonly string[], ...values: unknown[]) => {
    [cssSymbol]: string;
};
export declare const unsafeCSS: (css: string) => {
    [cssSymbol]: string;
};
export declare const stringifyCSS: (css: HasCSSSymbol) => string;
export {};