export interface DialogHeaderClasses {
    /** Class name applied to the root element. */
    root: string;
    /** Class name applied to the icon element. */
    icon: string;
    /** Class name applied to the headline element. */
    headline: string;
    /** Class name applied to the supporting text element. */
    supportingText: string;
}
export type DialogHeaderClassKey = keyof DialogHeaderClasses;
export declare function getDialogHeaderUtilityClass(slot: string): string;
declare const dialogHeaderClasses: DialogHeaderClasses;
export default dialogHeaderClasses;