<h4 id="propertiesHeading" class="default-cursor" (click)="toggleVisible('form')">
<mat-icon id="propertiesIcon" matTooltip="Properties">{{isVisible.form ? 'expand_less' : 'expand_more'}}</mat-icon>
<h4 id="propertiesHeading" class="default-cursor" (click)="toggleVisible('form')">
<mat-icon id="propertiesIcon" matTooltip="Properties">{{isVisible.form ? 'expand_less' : 'expand_more'}}</mat-icon>