.bold_option_element select {
  width: 100%;
  height: var(--height-input, 44px);
  padding: var(--spacing-2, 8px) var(--spacing-3, 12px);
  padding-right: 36px;
  display: block;
  background-image: url('data:image/svg+xml;utf8,<svg fill="none" stroke="%23666" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><polyline points="6 9 12 15 18 9"/></svg>');
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 16px 16px;
}

.bold_option_element select:focus {
  outline: none;
  border-color: var(--color-primary, #007bff);
  box-shadow: 0 0 6px rgba(0, 123, 255, 0.5);
}

.bold_option_radio {
  padding: 12px;
  border: 1px solid #ddd;
  background: #f1f1f1;
}