graph2D.component.html

<div class="card">
    <div class="card-block contenedor-canvas" >
        <button ngbPopover="Zoom +"  triggers="mouseenter:mouseleave" data-placement="bottom" class="btn btn-sm btn-secondary" style="float:right; margin-right: 165px; margin-top: -55px" (click)=zoomIn() ><i class="fa fa-plus"></i></button>
        <button ngbPopover="Zoom -"  data-placement="bottom" triggers="mouseenter:mouseleave" class="btn btn-sm btn-secondary" style="float:right; margin-right: 132px; margin-top: -55px" (click)=zoomOut() ><i class="fa fa-minus"></i></button>
              
        <div id="graph2D-container" style="height: 100%; width: 100%;">
        </div>
    </div>
</div>