<div class="row">

  <div class="col-12">

    <div class="md-form input-group">

      <input class="form-control" type="date" name="kontrolldatum" id="kontrolldatum" value="2020-06-26" required/>

      <label for="kontrolldatum">Kontrolldatum (dd.mm.yyyy) *</label>

    </div>

  </div>

</div>