body {
  background: #111;
  font: 1rem/1.1 "Montserrat", sans-serif;
  margin: 0;
}
section {
  height: 100vh;
  overflow: hidden;
  position: relative;
}
video {
  left: 50%;
  min-height: 100%;
  min-width: 100%;
  position: absolute;
  top: 50%;
  transform: translate(-50%, -50%);
    margin-right: 0,5em;
    margin-left: 1em;
    margin-top: 8em;
    margin-bottom: 15em;
}

@media only screen and (max-width: 768px) {

		video#bgvid {display:none;}	
		
		body {background: url(/images/under.jpg) no-repeat center top;
              background-size: cover; }