body {
  margin: 0;
  margin-left: 5vw;
  margin-right: 5vw;
  height: 100vh;
  background: #ece0d7;
}
main {
  display: flex;
  justify-content: center;
  width: 100%;
  align-items: center;
  height: 100vh;
}
main canvas {
  width: auto !important;
  height: auto !important;
  max-width: 100%;
  max-height: 100%;
}