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

#videowrapper{  
    position: relative;
    overflow: hidden;
} 

#fullScreenDiv{
    min-height: 100%; 
    height: 100vh;
    width: 100vw;
    padding:0;
    margin: 0;
    background-color: black;
    position: fixed;
}

#video{    
    width: 100vw; 
    height: auto;
    margin: auto;
    display: block;
}

@media (min-aspect-ratio: 16/9) {
  #video{
    width: 100vw; 
    height:auto;
  }
}

@media (max-aspect-ratio: 16/9) {
  #video {
    height: 100vh; 
    width:auto;
    margin-left: 50vw;
    transform: translate(-50%);
  }
}