Please share your store URL & Screenshot, So I will give you proper solution here !
Here is the url of the store: https://impressionperfecthair.com/
and here is the screenshot you asked for. the embedded video is flushed to the left. This is only a preview since i'm still trying to figure out how to format it. It's not published on the website.
We need to see the page with the issue to be able to help you.
Please follow these instructions to share your unpublished theme and share the faulty theme's URL with us so we can assist you.