s-invalid" id="inputError1">
              <div class="invalid-feedback">
                Please provide a valid informations.
              </div>
            </div>
          </div>
        </form>
      </div>
    </div>
    <!--/.col-->
    <div class="col-sm-6">
      <div class="card">
        <div class="card-header">
          <strong>Validation</strong>
          <code>was-validated</code>
        </div>
        <div class="card-body">
          <form class="was-validated">
            <div class="