/* Only controls and drawing surfaces opt out; ordinary text remains selectable. */
:is(button,summary,[role="button"],[role="tab"],[role="option"],[role="separator"],[role="img"],[data-no-text-selection],svg,canvas,img),
:is(button,summary,[role="button"],[role="tab"],[role="option"],[role="separator"],[role="img"],[data-no-text-selection],svg) * {
  -webkit-user-select:none;
  user-select:none;
}
/* Keep a gesture that started on a plot/control from selecting adjacent text. */
html[data-ptb-selection-lock],html[data-ptb-selection-lock] * {
  -webkit-user-select:none!important;
  user-select:none!important;
}