.dx-overlay-content .dx-popup-title {
  background-color: #337ab7 !important;
  color: white;
}

.dx-datagrid-column-chooser {
  /* border of column chooser items */
}
.dx-datagrid-column-chooser.dx-datagrid-column-chooser-mode-select .dx-popup-content {
  padding-top: 10px;
}
.dx-datagrid-column-chooser li.dx-treeview-node {
  border-bottom: 1px dashed var(--bs-gray-500);
}
.dx-datagrid-column-chooser .dx-scrollable-content {
  width: 100%;
}