.model-expand {
  pointer-events: auto;
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  color: var(--nav-fg);
  background: transparent;
  border: 0;
  cursor: pointer
}

.model-expand[hidden],
.collapse-icon {
  display: none
}

.model-expand:hover {
  color: var(--fg)
}

.model-expand[aria-expanded="true"] .expand-icon {
  display: none
}

.model-expand[aria-expanded="true"] .collapse-icon {
  display: block
}