code: function removeCss(ids) {
    ids.forEach((id) => {
      if (--inserted[id] <= 0) {
        const elem = document.getElementById(id)
        if (elem) {
          elem.parentNode.removeChild(elem)
        }
      }
    })
  }
docs: Remove style/link elements for specified node IDs
  if they are no longer referenced by UI components.