input group size with slate theme and pagination input about bootswatch HOT 4 CLOSED

<ul class="pagination">
  <li class="paginate_button page-item first disabled" id="mvtstock_first">
    <a aria-controls="mvtstock" aria-disabled="true" role="link" data-dt-idx="first" tabindex="0" class="page-link">Premier</a>
  </li>
  <li class="paginate_button page-item previous disabled" id="mvtstock_previous">
    <a aria-controls="mvtstock" aria-disabled="true" role="link" data-dt-idx="previous" tabindex="0" class="page-link">Précédent</a>
  </li>
  <li class="paginate_button page-item " id="mvtstock_input">
    <div class="input-group">
      <input style="width: 3.5em; margin-left: -1px;" disabled="" class="form-control rounded-0" type="number" min="1" max="1">
      <span class="input-group-text rounded-0" id="basic-addon2"> sur 1</span>
    </div>
  </li>
  <li class="paginate_button page-item next disabled" id="mvtstock_next">
    <a aria-controls="mvtstock" aria-disabled="true" role="link" data-dt-idx="next" tabindex="0" class="page-link">Suivant</a>
  </li>
  <li class="paginate_button page-item last disabled" id="mvtstock_last">
    <a aria-controls="mvtstock" aria-disabled="true" role="link" data-dt-idx="last" tabindex="0" class="page-link">Dernier</a>
  </li>
</ul>