In your editor, click on Content.
Then choose Sound/Video and click the Edit button.
Paste the URL to your video or sound. Then click Save.
Onescreener supports: Apple Music, Mixcloud, SoundCloud, Spotify, Streameable, Twitch, Vimeo and YouTube.
To change the size of your content, go to the Design tab and then click on Customize
Click on Style and select the format that you want.
To change the positioning of your Sound/Video go to Positioning. Make sure that you are on Main Content.
Hit Apply changes at the bottom to save your adjustments, and then View actual site to see the full view of your page.