HTML Background video for mobile size? -

so have problem website. when ever start desktop version of it opens video suppose to: https://edgaraxe.net/teamhusky/

here code video:

<div class="background-wrap">    <video id="video-bg-elem" preload="auto" autoplay="true" loop="loop" muted="muted">       <source src="video/husky.mp4" type="video/mp4">       video not supported    </video> </div> 

however if open mobile version black screen.

is here way make mobile version open video? because looked solution , people not supported play videos on phone. instead there way open image instead mobile version?

add parameter poster video tag this:

<video .... poster="path_to_image" autoplay="false">     .... </video>