isplay: inline-block;
      margin-right: 3px;
    }
    .caret-down::before {
      transform: rotate(90deg);
    }
    .nested {
      display: none;
    }
    .active {
      display: block;
    }
    .total-left {
      padding-left: 16px;
    }
    .total {
      float: right;
      width: 250px;
      padding-right: 4px;
    }
    .total-right {
      float: right;
    }
    .flex-column {
      display: flex;
      flex-direction: column;
    }
  </style>
</head>
<body>
<div class="split tree">
  <ul