.tree-container ul {
    list-style: none;
    padding-left: 0;
  }
  .tree-node {
    margin: 6px 0;
  }
  .tree-label {
    font-weight: bold;
    cursor: pointer;
    user-select: none;
    display: flex;
    align-items: center;
  }
  .tree-label .toggle-icon {
    font-weight: bold;
    margin-right: 8px;
  }
  .nested-list {
    margin-left: 20px;
    display: none;
  }
  .nested-list.show {
    display: block;
  }
  .tree-node a:hover {
    color: #0d6efd;
  }
  .tree-node img {
    vertical-align: middle;
    border-radius: 4px;
  }