.characteristics hr {
    border: none;
    border-top: 1px solid #e0e0e0;
    margin: 0;
  }

  /* скрываем последний hr */
  .characteristics hr:last-child {
    display: none;
  }

  /* hover-эффект */
  .characteristic-row {
    transition: background-color 0.2s ease;
  }

  .characteristic-row:hover {
    background-color: #f8f9fa;
  }