html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  background: black;
  overflow: hidden;
}

#viewer {
  width: 100vw;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

#container {
  position: relative;
  aspect-ratio: 16 / 9;
  width: 100vw;
  height: 100vh;
  overflow: hidden;
}

#slide {
  position: absolute;
  width: 100%;
  height: 100%;
  object-fit: fill;
  top: 0;
  left: 0;
  display: block;
}

.hotspot {
  position: absolute;
  cursor: pointer;
  /* background: rgba(255, 0, 0, 0.3); */
  /* border: 1px dashed red; */
}