Magnific Popup - Error when opening a you tube video

Question

Can not get a video to play in the magnific pop up window. When I use class=iframe, the page will redirect to youtube and play the video. But when I use

Answer 1

Make sure that you're running this code in server environment, or add https: to youtube src option http://dimsemenov.com/plugins/magnific-popup/documentation.html#iframe-type