#mbm-book-page .mbm-book-details-label, .single-mbdbma_author .mbm-author-details-label {
  font-weight: bold;
}

.single-mbdbma_author .mbm-author-details {
  clear: both;
   margin-bottom: 20px;
}

.mbdb_custom_fields h2.nav-tab-wrapper {
  margin-bottom: 20px;
}

.mbdb_show_field, .mbdb_hide_field {
  cursor: pointer;
}

.cmb-th > label > p.cmb2-metabox-description {
  color: #aaa;
  font-style: italic;
  font-weight: normal;
}

body.post-type-mbdb_book.wp-admin p.category-add select[name$="_parent"] {
    display: none;
}

.mbdb_popup_card_custom_field-label {
  font-weight: bold;
}