body {
  margin: 0;
  display: flex;
  flex-direction: column;
  height: 100svh;
  user-select: none;
}

#viewerContainer {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
}
model-viewer {
  width: 100%;
  height: 100%;
}