  }
      const changeGiscusTheme = () => {
        // From: https://github.com/giscus/giscus/issues/336
        const sendMessage = (message) => {
          const iframe = document.querySelector('iframe.giscus-frame');
          if (!iframe) return;
          iframe.contentWindow.postMessage({ giscus: message }, 'https://giscus.app');
        }
        sendMessage({
          setConfig: {
            theme: newTheme
          }
        });
      }
      const isGiscussLoaded = window.document.querySelector