.bi-multilayer-select-tree-combo .trigger-icon-button {
  font-size: 16px;
}
.bi-multilayer-select-tree-combo .bi-combo.bi-combo-popup + .bi-trigger-icon-button .x-icon {
  -webkit-transform: rotate(180deg);
  -moz-transform: rotate(180deg);
  transform: rotate(180deg);
  -webkit-transition: transform 0.3s ease;
  -moz-transition: transform 0.3s ease;
  -o-transition: transform 0.3s ease;
  transition: transform 0.3s ease;
}
.bi-multilayer-select-tree-combo .bi-combo + .bi-trigger-icon-button .x-icon {
  -webkit-transform: rotate(0deg);
  -moz-transform: rotate(0deg);
  transform: rotate(0deg);
  -webkit-transition: transform 0.3s ease;
  -moz-transition: transform 0.3s ease;
  -o-transition: transform 0.3s ease;
  transition: transform 0.3s ease;
}

.bi-multilayer-select-level-tree .tree-view {
  min-width: 100%;
}