@container (max-width: 600px) {
  .book-tool .book-tool__page-count { display: none; }
}

/* The library reader's header is teleported outside its size container. */
@media (max-width: 600px) {
  .book-tool__page-count { display: none; }
  .book-library-admin__dialog .book-tool__header-actions { display: none; }
  .book-library-admin__dialog .q-card__section.book-library-admin__dialog-header {
    grid-template-columns: minmax(0, 1fr) 36px 32px;
  }
  .book-library-admin__dialog .book-library-admin__preview-close { grid-column: 3; }
}