yel-dspace-angular/src/app/+item-page/field-components/metadata-field-wrapper/metadata-field-wrapper.component.html

<div class="simple-view-element" [class.d-none]="hideIfNoTextContent && content.textContent.trim().length === 0">
  <h5 class="simple-view-element-header" *ngIf="label">{{ label }}</h5>
  <div #content class="simple-view-element-body">
    <ng-content></ng-content>
  </div>
</div>