import muiShadows , { Shadows } from '@material-ui/core/styles/shadows' ; const shadows = [ ... [ 'none' , '0 0 8px 0 rgba(0,0,0, 0.08)' , '0 4px 8px 0 rgba(0,0,0, 0.08)' , '0 0 0 1px rgba(0, 0, 0, 0.04), 0 0 8px 0 rgba(0, 0, 0, 0.16)' , '0 0 4px 0 rgba(0,0,0, 0.24), 0 0 32px 0 rgba(0,0,0, 0.12)' ] , ... muiShadows . slice ( 5 ) ] as Shadows ; export default shadows ;