Desktop Video showing up in DOM for mobile

Job ID: 32014932

Budget: $30 – $250 AUD

I have a. video that I show for desktop ONLY on the homepage (www.forestsuperfoods.com.au)

I have it set to display:none; (class is "home-video") for media screen size under 600px

but it is still showing up in the DOM for mobile in google page insights

Do you know how to stop it showing up? Please tell me how to fix it
Related categories: JavaScript CSS HTML5 HTML jQuery / Prototype