html {
  height: 100%;
}

body {
  height: 100%;
  padding: 0;
  margin: 0;
  overflow: hidden;
  background-color: black;
}

body.bg-transparent {
  background-color: transparent;
}

.webgl-content {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 0;
}