Aligner les boutons les uns à côté des autres bootstrap

html bootstrap:
		<div class="btn-group">
          <button type="button" class="btn btn-primary btn-sm mr-10" (click)="onloadServer()">
            submits
          </button>
          <button type="button" class="btn btn-primary btn-sm">
            cancel
          </button>
        </div>  
Wide-eyed Warbler