EDIT: I'm using HTTPS Everywhere extension on Firefox and that redirects to the secure version of the website, so I think there starts the problem.
Firefox and Chrome are showing an "insecure content" warning, and the demo page is not working (related to the HTTPS and being hosted on GitHub Pages, maybe?)
EDIT: I'm using HTTPS Everywhere extension on Firefox and that redirects to the secure version of the website, so I think there starts the problem.
Firefox and Chrome are showing an "insecure content" warning, and the demo page is not working (related to the HTTPS and being hosted on GitHub Pages, maybe?)
Firefox
Chrome