HTML 5 Video Not Displaying Poster or playing in Mobile

Have been trying to make this HTML5 Element work. I have been having issues on some mobile browsers except for chrome mobile. Even on Safari it won’t display a static image.

 <video width="100%" height="auto" playsinline autoplay loop muted poster="https://www.dropbox.com/s/vaaq78qwpxk5mom/0526d8a14d13f95b8c3915afcf66493e.jpg?dl=1" preload="auto" >
	<source src="https://www.dropbox.com/s/5e9j2krkbnlscfi/68ad52f67ac6934fd5fbdbc04285eceb.mp4?dl=1" type="video/mp4">
	<source src="https://www.dropbox.com/s/s34qtdii22svfq1/09ad19b2f5f0edb9833b71e806d3d819.webm?dl=1" type="video/webm">
	Your browser does not support the video tag or the file format of this video. <a href="http://www.webestools.com/">http://www.webestools.com/</a>
</video>

Here is my site Read-Only: Webflow - Avansa-Update

Did you ever resolve this?