/* Shared neutral focus treatment, including the embedded content editor. */
:is(input, select, textarea, [contenteditable="true"], iframe):is(:focus, :focus-visible) {
  outline: none !important;
  box-shadow: none !important;
  border: 1px solid #777 !important;
}
:is(button, a, [role="button"]):focus {
  outline: none;
  box-shadow: none;
}
:is(button, a, [role="button"]):focus-visible {
  outline: 1px dotted #666;
  outline-offset: 2px;
  box-shadow: none;
}
html[data-editor] body[contenteditable="true"] {
  box-sizing: border-box;
  min-height: calc(100vh - 16px);
  /* The iframe already supplies the single outer border. */
  border: 0 !important;
}