html, body {
  height: 100%;
  margin: 0;
}

#fullScreenDiv{
  min-height: 100%; 
  /* Set the height to match that of the viewport. */
  height: 100vh;
  width: auto;
  padding:0!important;
  margin: 0!important;
  background-color: gray;
  position: relative;
}

#myVideo {
  display:block;
  width: 100%; 
  height: auto;
  object-fit: cover;
  left: 0px;
  top: 0px;
  z-index: 0;

  position: fixed;
  right: 0;
  bottom: 0;
  min-width: 100%;
  min-height: 100%;
}

.content {
  position: fixed;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  color: #f1f1f1;
  padding: 20px;
  height: 100%;
  width: 100%;
}