<p dir="auto">modal bottom sheet doesn't work anymore</p>
<p dir="auto">Just shows the overlay, not the sheet.<br>
<a href="https://youtu.be/osem8PnkcD4" rel="nofollow">https://youtu.be/osem8PnkcD4</a></p>
<p dir="auto"><a class="user-mention notranslate" data-hovercard-type="user" data-hovercard-url="/users/HansMuller/hovercard" data-octo-click="hovercard-link-click" data-octo-dimensions="link_type:self" href="https://github.com/HansMuller">@HansMuller</a></p>
<p dir="auto">Demo this problem with the modal bottom sheet gallery demo. The modal bottom sheet appears as it animates in and then disappears.</p>