Broken/Инструкция по запуску видео YouTube/4/en

Example:

1. Default value (4K 60fps) https://www.youtube.com/embed/LXb3EKWsInQ
2. Add autostart (4K 60fps) https://www.youtube.com/embed/LXb3EKWsInQ?autoplay=1
3. Change the start time of the video from 30 seconds (4K 60fps) https://www.youtube.com/embed/LXb3EKWsInQ?autoplay=1&startSeconds=30
4. Change the start time of the video from 30 seconds (4K 60fps) https://www.youtube.com/embed/LXb3EKWsInQ?autoplay=1&startSeconds=30
5. We measure the end time of the video from 60 seconds (4K 60fps) https://www.youtube.com/embed/LXb3EKWsInQ?autoplay=1&start=30&end=60
6. RBC live stream: https://www.youtube.com/embed/CK71BiIOFmE?autoplay=1
7. Nature (1080p): https://www.youtube.com/embed/DQuhA5ZCV9M?autoplay=1&loop=1&playlist=DQuhA5ZCV9M