libs/design/sidebar/examples/src/sidebar-with-sticky-content/sidebar-with-sticky-content.component.html
<daff-sidebar-viewport>
<daff-sidebar mode="side-fixed" [open]="true" class="sidebar-with-sticky-content">
Fixed sidebar content
</daff-sidebar>
<div class="content">
<div class="sticky">
<div>Sticky content</div>
</div>
<div class="inner-content">Inner content</div>
</div>
</daff-sidebar-viewport>