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: gray;
    position: relative;
}

#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: 105vh; 
    width:auto;
    margin-left: 50vw;
    transform: translate(-50%);
  }
}

#videoMessage{
    width: 100%; 
    height: 100%;
    position: absolute; 
    top: 0; 
    left: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
}