html,
body {
  width: 100%;
  height: 100%;
  margin: 0px;
  padding: 0px;
}
body {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  background-color: #ffffff;
  margin: 0;
  padding: 0;
  overflow: hidden;
}
canvas {
  height: 100% !important;
  width: 100% !important;
  max-width: 100vw !important;
  max-height: 100vh !important
}