table thead th[data-bi-sortable] {
  cursor: pointer;
  user-select: none;
}
table thead th[data-bi-sortable]::after {
  content: "↕";
  display: inline-block;
  margin-left: .35rem;
  opacity: .45;
}
table thead th[data-bi-sortable][aria-sort="ascending"]::after {
  content: "▲";
  opacity: 1;
}
table thead th[data-bi-sortable][aria-sort="descending"]::after {
  content: "▼";
  opacity: 1;
}
table thead th[data-bi-sortable]:focus-visible {
  outline: 2px solid #2f6bff;
  outline-offset: -2px;
}