zgo/src/app/viewer/viewer.component.html

<app-header></app-header>
<div align="center">
	<h1>{{(ownerUpdate | async)!.name}}</h1>
</div>
<table cellspacing="0" width="100%">
	<tr>
		<td>
			<app-item-list></app-item-list>
		</td>
		<td>
			<app-order></app-order>
		</td>
	</tr>
</table>