Background video on mobile

Site URL: http://www.ahhfreakout.co.uk

Hi, 

Please can anyone help with some code to make the video display the same on a mobile device? 

www.ahhfreakout.co.uk Password is 12 

Thank you in advance

Ed 

Try adding to Design > Custom CSS

/* Mobile Resize video */
@media screen and (max-width:767px) {
[data-section-id="623a3d8dc38a62332127fbcd"] video {
    height: auto !important;
    width: 100% !important;
    left: 0 !important;
}
}