gns3-web-ui/src/app/components/preferences/built-in/built-in-preferences.component.html

<div class="content">
  <div class="default-header">
    <div class="row">
      <div class=" col col-md-1">
        <button class="top-button" class="cancel-button" routerLink="/controller/{{ controllerId }}/preferences" mat-button>
          <mat-icon>arrow_back</mat-icon>
        </button>
      </div>
      <div class="col-md-11">
        <h1 class="col">Built-in templates</h1>
      </div>
    </div>
  </div>
  <div class="default-content">
    <div class="listcontainer mat-elevation-z8">
      <mat-nav-list>
        <mat-list-item routerLink="/controller/{{ controllerId }}/preferences/builtin/ethernet-hubs">
          Ethernet hub templates
        </mat-list-item>
        <mat-list-item routerLink="/controller/{{ controllerId }}/preferences/builtin/ethernet-switches">
          Ethernet switch templates
        </mat-list-item>
        <mat-list-item routerLink="/controller/{{ controllerId }}/preferences/builtin/cloud-nodes"> Cloud node templates </mat-list-item>
      </mat-nav-list>
    </div>
  </div>
</div>