message: default to block render base host
diff: @@ -37,7 +37,7 @@ async function attach(loader: Loader, url: string, host: Host) {
  const renderable =
  viewable.addView ? viewable.addView() : viewable;
  - renderable.render(host.div);
  + renderable.render(host.div, {display: "block"});
  return;
  }
  