export declare function h(tag: string, attrs: {
    [key: string]: string;
}, children: Node[]): HTMLElement;
export declare function text(x: string): Text;
export declare function flow(xs: Node[]): HTMLElement;
export declare function row(xs: Node[]): HTMLElement;
export declare function column(xs: Node[]): HTMLElement;
export declare function grid(xss: Node[][]): HTMLElement;
export declare function empty(): Text;
export declare function stack(xs: Node[]): HTMLElement;
export declare function themed(theme: string, child: Node): HTMLElement;
export declare function with_id(id: string, child: Node): HTMLElement;
export declare function foldable(when: boolean, child: Node): Node;
export declare function tabs(tabs: [Node, HTMLElement][]): HTMLElement;