Thanks for raising this. We do cross-browser test but mostly work in Chrome and missed this one. We added the overflow to deal with other possible issues, a sort of backup. We’ll hotfix ASAP in the next version. For now, your fix or the below fix will work:
Apologies for the hassle. The update has been held back with another new feature that is under development. We’ll push the update ASAP. Are you able to resolve with the Custom CSS instructions above? Thanks.