opt-cc/static/src/app/common/user-interface/search-field/search-field.component.html

<div class="input-group list-header">
    <input id="search-field"
           type="text" #query class="form-control"
           (keyup.enter)="emitSearch()"
           [formControl]="searchTerm">
    <span class="input-group-btn">
      <button class="btn btn-default" type="button"
            (click)="emitSearch()">
      Suchen
      </button>
    </span>
</div>