#canvas{
  width: 65vmin;
  height: 86vmin;
  margin: 3vmin auto;
  position: relative;
  background-color: rgb(215,211,208);  
  border: solid 4px black; 
  box-shadow: 0px 0px 4px; 
}

#secondring{
  background-color: rgb(43,42,47);
  width: 26vmin;
  height: 86vmin;
  position: absolute;
}

#innerring{
  background-color: rgb(185,185,183);
  width: 8.5vmin;
  height: 39vmin;
  left: 17.5vmin;
  top: 47vmin;
  position: absolute;
}

#centerbar{
  background-color: rgb(215,211,208);
  width: 7vmin;
  height: 46vmin;
  left: 10.5vmin;
  top: 13vmin;
  position: absolute;
}