message: Forbid style tags, per existing test.
diff: @@ -21,6 +21,7 @@ export const sanitizeDOM = (): Transformer => {
  return dom => {
  return DOMPurify.sanitize(dom.innerHTML, {
  ADD_TAGS: ['link'],
  + FORBID_TAGS: ['style'],
  WHOLE_DOCUMENT: true,
  RETURN_DOM: true,
  });
  