Video does not play on hover in Chrome and Safari
Autoplay is disabled on Chrome and Safari since recent browser changes and requires user interaction with the page before (like a click) to start playback:
https://developers.google.com/web/updates/2017/09/autoplay-policy-changesAlternatively you can mute video which will enable to start playing automatically without user interaction:
https://snag.gy/4EIy7L.jpg
