* {
  box-sizing: border-box;
}

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

.content {
  position: fixed;
  bottom: 1;
  /*background: rgba(0, 0, 0, 0.1);*/
  color: #f1f1f1;
  width: 100%;
  padding: 20px;
}