body,
html {
  margin: 0;
  background-color: rgba(243, 243, 243, 0);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 100%;
  height: 100%;
}

main {
  display: flex;
  align-items: center;
  justify-content: center;
}

canvas {
  border: 1px solid rgba(38,38,38,0.52);
  -webkit-box-shadow: 0px 0px 29px -10px rgb(0 0 0 / 22%);
  box-shadow: 0px 0px 29px -10px rgb(0 0 0 / 22%);
}