ass="row">
    <div class="col-12">
      <form>
        <label for="inputRut" class="sr-only">RUT</label>
        <input type="text" id="inputRut" class="form-control maskedInput" placeholder="RUT" required autofocus>
      </form>
    </div>
  </div>
</div>



<script type="text/javascript" src="example.js"></script>
</body>
</html>
