The ogg format is not supported.

Question

You can check it in the given code:
https://code.sololearn.com/W7DGeu5vA1P9/?ref=app

Answer 1

You might try adding​ width and height.

Answer 2

actually this file does not play in code playground or even in Chrome

Answer 3

just tried your code with the ogg part removed then it played.

Answer 4

According to this article it depends on the browser:

https://developer.mozilla.org/en-US/docs/Web/HTML/Supported_media_formats

Answer 5

In code playground if we use mp4 , then it's working
Is it that, there is some problem with the ogg file?