<div class="item" [ngClass]="itemClass">
    <drop-down *ngIf="children?.length" 
        ico="chevron_right_24" [visible]="toggle" (toggle)="toggle=$event" [target]="menu" [angle]="[0,90]">
    </drop-down>
    <a [routerLink]="item.link">
        {{item.name}}
    </a>
</div>
<div #menu class="sub-menu" [ngClass]="itemClass">
    <pages-menu  *ngIf="children?.length" [items]="children" [level]="level+1"></pages-menu>