body {
  background-color: #fff;
  
  }
  
  html,body{
  margin:0;
  padding:0;
  overflow: hidden;
  width: 100%;
  height: 100%;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  -webkit-box-direction: normal;
  -ms-flex-direction: row;
  flex-direction: row;
  justify-content: center;
  -webkit-box-align: center;
  -ms-flex-align: center;
      align-items: center;
  }
  
  canvas{
  margin:auto;
   /* width: 100%!important;
  height: 100%!important;*/
  display: block;
  margin: auto;
  inset: 0px;
  overflow: auto;
  position: absolute;
  top:0;
  left:0;
  -o-object-fit: contain;
     object-fit: contain;
  box-shadow: 0 2px 12px -2px rgb(0 0 0 / 15%);
  }