To make a video responsive, go to the video on YouTube and click 'Share' in the bottom right corner.
Next, copy everything after the /
In this case, this is: UAgZgXvg3dE
Take this code and replace the bold with the new code that you copied:
{{ responsive_embed(https://www.youtube.com/embed/UAgZgXvg3dE) }}
Last of all, insert this on the cms page. For example, this is how it looks:
Save it, and now it's responsive..
On Desktop
And Mobile
