unserver-unify/src/components/dialog/qrcode-dlg.html

<div class="modal-header">
  <button type="button" class="close" ng-click="$dismiss()">
    <span aria-hidden="true">
      &times;
    </span>
    <span class="sr-only">
      Close
    </span>
  </button>
  <h3 class="modal-title">
    {{ ctrl.cert.courseName }}
  </h3>
</div>
<div class="modal-body text-center">
  <qr correction-level="'M'" image="true" size="300" text="url" >
  </qr>
</div>