.adam-tree button[data-toggle="collapse"] > span.collapse-icon::before {
    content: "\f0da";
    font-family: "Font Awesome 5 Pro";
}

.adam-tree button[data-toggle="collapse"][aria-expanded="true"] > span.collapse-icon {
    transform: rotateZ(45deg);
}

.adam-tree button[data-toggle="collapse"][aria-expanded="true"] > span.collapse-icon::before {
    content: "\f0d7";
    font-family: "Font Awesome 5 Pro";
    font-weight: 900;
}

.adam-tree .checkbox-leaf > span.checkbox::before {
  content: "\f0c8";
  font-family: "Font Awesome 5 Pro";
  font-style: normal;
  font-size: larger;
}

.adam-tree .checkbox-leaf.checked > span.checkbox::before {
  content: "\f14a";
  font-family: "Font Awesome 5 Pro";
  font-style: normal;
  font-size: larger;
  color: #28a745;
}