ipSelect.addEventListener('update', (evt) => {
      const { startTime, endTime } = evt.detail;
      startTimeEl.innerHTML = `Start time seconds: ${startTime}`;
      endTimeEl.innerHTML = `End time seconds: ${endTime}`;
    });

    videoEl.addEventListener('timeupdate', () => {
      currentTimeEl.innerHTML = `Current time: ${Math.round(
        videoEl.currentTime
      )}`;
    });
  </script>
</html>
