Change size of video for the mobile view

Hello,  The video under my "REEL "navigation page appears correctly on my desktop, but on the mobile it appears more vertically.  How to I make the video under my REEL navigation page appear more 16 x 9 on my mobile view? 

www.gretchenwarthen.com

password - TRIXIE

Thank you!

Natalee

You can use this to Website > Website Tools > Custom CSS

@media screen and (max-width:767px) {
[data-section-id="6634458b5622b725d4ba00ad"] {
    min-height: unset !important;
    height: 40vh;
}
}