silverstripe-reports/templates/Includes/AssetAdmin_Content.ss

<div class="cms-content center cms-tabset $BaseCSSClasses" data-layout-type="border" data-pjax-fragment="Content">

	<% with EditForm %>
	<div class="cms-content-header north">
		<div class="cms-content-header-info">
			<% include BackLink_Button %>

			<h2 id="page-title-heading">
			<% with Controller %>
				<% include CMSBreadcrumbs %>
			<% end_with %>
			</h2>
		</div>
		<% if Fields.hasTabset %>
			<% with Fields.fieldByName('Root') %>
			<div class="cms-content-header-tabs">
				<ul>
				<% loop Tabs %>
					<li<% if extraClass %> class="$extraClass"<% end_if %>><a href="#$id">$Title</a></li>
				<% end_loop %>
				</ul>
			</div>
			<% end_with %>
		<% end_if %>
	</div>

	<div class="cms-content-fields center ui-widget-content" data-layout-type="border">
		$Top.Tools
		$forTemplate
	</div>
	<% end_with %>
	
</div>