Moesia Video Block is broken after upgrade

after upgrade the css of moesia video block is broken. It looks like this

live URL:

how to fix this?
And if I can set the default width of YouTube Video will be great.

Demo Video

It’s not after the theme update, it’s after the Page Builder update. Downgrade the page builder to 2.07 and keep it like this until the next version of the theme comes out. They changed some things in the page builder.