.wrapper.wrapper-hidden {
  display: none;
}
.wrapper.wrapper-expanded .maximise{
  display: none;
}
.wrapper:not(.wrapper-expanded) .minimise {
  display: none;
}
.overlay{
  position: absolute;
  top: 4px;
  right: 4px;
}


.nav-overlay{
  position: absolute;
  bottom: 8px;
  width: 100%;
  display: flex;
  gap: 20px;
  justify-content: center;
}
.nav-hidden{
  display: none;
}
.nav-toggle-overlay{
  position: absolute;
  bottom: 8px;
  right: 8px;
}
.overlay img, .nav-overlay img, .nav-toggle-overlay img {
  opacity: 0.5;
}

.overlay img:hover, .nav-overlay img:hover, .nav-toggle-overlay img:hover{
  opacity: 1.0;
  cursor: pointer;
}