export function Header({ user, onLogin, onLogout, onCreateAccount, ariaLabel, ariaLabelledBy, ariaDescribedBy, }: {
    user?: any;
    onLogin: any;
    onLogout: any;
    onCreateAccount: any;
    ariaLabel: any;
    ariaLabelledBy: any;
    ariaDescribedBy: any;
}): import("react").JSX.Element;
export namespace Header {
    namespace propTypes {
        let user: any;
        let onLogin: any;
        let onLogout: any;
        let onCreateAccount: any;
    }
}