Video theme

by Andrey Izman

HTML

<div class="site-theme" style="z-index: 0;">
  <video autoplay="autoplay" loop="loop" muted="muted" playsinline="true" poster="https://i.vimeocdn.com/video/939075466_960x540.jpg" class="site-theme-video">
    <source type="video/mp4" src="https://player.vimeo.com/external/447087612.hd.mp4?s=91b1e8ce709301fe832d163deb8717918f82389e&amp;profile_id=175"></video>
  <!---->
</div>

CSS

body {
  padding: 0;
  margin: 0;
}
.site-theme {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 0;
    -webkit-transform: translateZ(0);
    transform: translateZ(0);
}
.site-theme-video {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    min-width: 100%;
    min-height: 100vh;
    width: auto;
    max-width: 100%;
    -o-object-fit: cover;
    object-fit: cover;
    -o-object-position: center;
    object-position: center;
}
audio, canvas, progress, video {
    display: inline-block;
}