The featured hero image above, must be an image not a video as there can be problems if 3 videos play at once on a single post for some visitors.
You can either upload a custom image to the gallery and use the .md version of that image or you can simply use YouTube’s max resolution generated thumbnail by taking this link
https://img.youtube.com/vi/hDa8-HUXPZU/maxresdefault.jpg and replacing the hDa8-HUXPZU with your unique YouTube video ID which is given in both the regular and shortened share URLs for your Video from YouTube.
This section is for a silent video background and your content summary.
The more clear and concise descriptions the better your search engine visibility for this article.
So this classic editor block has some caveats. You may notice when you press enter to go to the next line that it will double space.
Like this. Yea.. it’s a pain. But it’s for a “new paragraph”. If you want to have a single space line break, simply hold down shift key and hit enter. You’ll end up on the next line instead of double spacing. Next up I’ll talk about how a typical video based article announcement works.