import { Components } from '@mui/material/styles';
import { CSSObject, Theme } from '@mui/material';
import { TypographySize } from '../typography/typography.theme';
export declare const getTypographyLineHeight: (element: string, size: TypographySize) => CSSObject;
export declare const getResponsiveLineHeight: (element: string, theme: Theme) => CSSObject;
export declare const getTextVariantStyle: () => CSSObject;
export declare const flowSkeleton: Components<Theme>['MuiSkeleton'];