.app {
  display: flex;
  flex-direction: column;

  min-height: 100%;
  min-width: 100%;

  background: var(
    --colour_white
  );
}

.main {
  flex: 1;
  display: flex;
}

.visual {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;

  width: 100%;
  height: 100%;

  object-fit: contain;
}

#initialize {
  display: none;
}

#initialize.visible {
  display: unset;

  position: fixed;
  top: 50%;
  left: 50%;

  transform: translate(
    -50%,
    -50%
  );
}