body {
  /*background-color: #F8F3A9;*/
  margin: 0;
  -webkit-box-align: center;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
      -ms-flex-pack: center;
          justify-content: center;
  min-height: 100vh;
}

canvas {
  width: 100%;
  height: 100vh;
  /* border-radius: .4em; */
  /* margin:20px auto; */
}