>>> [!note] Migrated issue <!-- Drupal.org comment --> <!-- Migrated from issue #3535879. --> Reported by: [heyyo](https://www.drupal.org/user/474388) Related to !1292 !1326 >>> <h3 id="overview">Overview</h3> <p>Applying animation on SDC affects the slot's position and size.<br> Video attached to illustrate this weird behavior. Not sure which exactly CSS rules implies this, because in preview or after pressing V, slots are hidden.</p> <h3 id="proposed-resolution">Proposed resolution</h3> <h3 id="ui-changes">User interface changes</h3>