@mui/material/Backdrop/backdropClasses.d.ts

Material UI is an open-source React component library that implements Google's Material Design. It's comprehensive and can be used in production out of the box.

export interface BackdropClasses {
  /** Styles applied to the root element. */
  root: string;
  /** Styles applied to the root element if `invisible={true}`. */
  invisible: string;
}
export type BackdropClassKey = keyof BackdropClasses;
export declare function getBackdropUtilityClass(slot: string): string;
declare const backdropClasses: BackdropClasses;
export default backdropClasses;