import { RuleSet } from 'styled-components';
export declare const createCSSBreakpoints: (screenSize: 'sm' | 'md' | 'lg' | 'max-sm' | 'max-md' | 'max-lg', cssStyles: string | RuleSet<object>) => RuleSet<object>;
export declare const createCSSMultipleBreakpoints: (cssStyles: {
    ['max-sm']?: RuleSet<object>;
    ['max-md']?: RuleSet<object>;
    ['max-lg']?: RuleSet<object>;
    ['sm']?: RuleSet<object>;
    ['md']?: RuleSet<object>;
    ['lg']?: RuleSet<object>;
}) => RuleSet<object>;