Video not working in Mobile

Hello Developer,
Good day!

I am having an issue with this plugin regarding mobile devices.I have checked all android and i-phone devices but video doesn’t load.

here is my website link
http://pragatya.com/

Please check home page. I would like to here back from you

Thanks !
Regards
Hardik Poojara
[Email redacted]

https://wordpress.org/plugins/html5-video-background/