declare const _default: import('vue').DefineComponent<{ content: { type: null; required: true; }; class: { type: StringConstructor; default: string; }; fallback: { type: StringConstructor; default: null; }; }, unknown, unknown, {}, {}, import('vue').ComponentOptionsMixin, import('vue').ComponentOptionsMixin, {}, string, import('vue').PublicProps, Readonly>, { class: string; fallback: string; }, {}>; export default _default;