import { default as React } from 'react';
import { StyleProps, PolymorphicProps } from '../../style-engine';
declare const headerStyles: import('../../style-engine').StylesDef<{
    sticky: {
        true: string;
        false: string;
    };
}>;
export type HeaderProps<E extends React.ElementType = 'header'> = PolymorphicProps<E, StyleProps<typeof headerStyles> & {
    sticky?: boolean;
}>;
export declare function Header<E extends React.ElementType = 'header'>({ as, sticky, className, ...props }: HeaderProps<E>): React.JSX.Element;
export {};