html {
  height: 100%;
  transition-duration: 2s;
}

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

.center {
  display: block;
  max-width: fit-content;
  margin-left: auto;
  margin-right: auto;
  margin-top: 0.8vh;
  margin-bottom: 0.8vh;
}

#fg {
  position: fixed;
  bottom: 0;
  right: 0px;
  max-height: 25vh;
}