f(fonts) {
                  try {
                    WebFont.load({
                      google: {
                        families: fonts
                      }
                    })
                  } catch(err) {}
                }
                window.addEventListener('message', message => {
                  if(message.data.loading) {
                    document.title = '⏱ Loading...'
                  }
                  if(message.data.css) {
                    document.getElementById('cs