/// <reference types="react" />
export declare const PlaceholderContainer: import("@emotion/styled").StyledComponent<import("@mui/system").MUIStyledCommonProps<import("@mui/material").Theme>, import("react").DetailedHTMLProps<import("react").HTMLAttributes<HTMLSpanElement>, HTMLSpanElement>, {}>;
export declare const PlaceholderNodeView: import("@emotion/styled").StyledComponent<import("@tiptap/react").NodeViewWrapperProps & import("@mui/system").MUIStyledCommonProps<import("@mui/material").Theme>, {}, {}>;