You can embed videos from YouTube and Vimeo using the !![video-size](video-url) syntax. The video-url parameter should point to the video player file, for example: //player.vimeo.com/video/0000000 or //www.youtube.com/embed/absd1234. The video-size parameter should specify the video width and height: 500x281. Embedded videos are responsive and providing a correct size is important. You can copy the file URL, width and height from the iframe definition in the video embedding code provided by YouTube or Vimeo. For example, consider the following YouTube embedding code:
Dear friends, today we are releasing updates to October CMS that we have been working on for many months: a new platform, new website, new support model, new planning process and a new business model. The new business model is required to put October CMS on a sustainable footing.