:host {
  display: block;
}

ul {
  margin: 0;
  display: none;
  list-style: none;
}

svg {
  width: 1.5rem;
  margin: 0 0.25rem;
}

svg.collapsed {
  transform: rotate(-90deg);
}

svg {
  fill: var(--mwcpl-tree-view-color, #000000);
}

div {
  padding: 1rem;
  border-radius: var(--mwcpl-tree-view-border-radius, 4px);
  display: flex;
  align-items: center;
  color: var(--mwcpl-tree-view-color, #000000);
  transition: all 100ms ease;
}

div:hover {
  background-color: var(--mwcpl-tree-view-item-background-color-hover, #f5f5f5);
  cursor: pointer;
}

:host([open]) ul {
  display: block;
}