The Floating Video option will let you set the player to float in the sidebar of the page so the video is visible as the user scrolls down the page.

To access the Floating Video option you must turn on the Advanced Embed Code in your Publish options.

Once enabled you will see a gear icon:

Click on the gear icon to configure the settings. By default, the player will shrink to 25% of the original embedded player size and stay on the right side of the page.