No Wistia video thumbnail in light mode

[pshemek]

Current Behavior

Wistia player in light mode does not show a video thumbnail.

Expected Behavior

The player should display a video thumbnail.

Steps to Reproduce

1. Open https://cookpete.com/react-player/
2. Check "Light mode"
3. Load custom URL: https://support.wistia.com/medias/h1z3uqsjal
4. You see the player box being empty.

Other Information

It works with other popular providers but Wistia, although it provides thumbnail_url in oembed response.