<div*ngFor="let it of item.hotZoneConfigArr; let i = index"style="border: 2px dashed #ddd; border-radius: 5px; padding: 10px; margin-bottom: 10px; position: relative;">
<div*ngFor="let it of item.hotZoneConfigArr; let i = index"style="border: 2px dashed #ddd; border-radius: 5px; padding: 10px; margin-bottom: 10px; position: relative;">