.viewer-hint {
  position: absolute;
  z-index: 19;
  left: 50%;
  bottom: max(70px, calc(env(safe-area-inset-bottom) + 66px));
  width: calc(100% - 36px);
  margin: 0;
  transform: translateX(-50%);
  color: rgba(0, 0, 0, .64);
  font: 600 9px/1.4 Arial, Helvetica, sans-serif;
  letter-spacing: .16em;
  text-align: center;
  text-transform: uppercase;
  pointer-events: none;
  user-select: none;
}

.viewer-hint--light {
  color: rgba(243, 243, 240, .72);
}

.viewer-hint--backed {
  width: max-content;
  max-width: calc(100% - 36px);
  padding: 4px 8px;
  background: rgba(234, 209, 178, .9);
  color: #000;
}

.viewer-hint--backed.viewer-hint--light {
  background: rgba(0, 0, 0, .82);
  color: #f3f3f0;
}

.viewer-hint__touch {
  display: none;
}

@media (max-width: 680px), (hover: none), (pointer: coarse) {
  .viewer-hint {
    bottom: max(72px, calc(env(safe-area-inset-bottom) + 68px));
    width: calc(100% - 48px);
    font-size: 10px;
  }

  .viewer-hint--backed {
    width: max-content;
    max-width: calc(100% - 48px);
  }

  .viewer-hint__desktop {
    display: none;
  }

  .viewer-hint__touch {
    display: inline;
  }
}