Briefly describe (1-2 sentences) the Bug you’re experiencing:
The display of the inbox tends to sacked for about ten seconds: notifications move vertically and horizontally which makes difficult the editing and archiving of messages. After ten seconds the problem disappears, but rises again each time you access the inbox.
Steps to reproduce:
Each time you access to the inbox.
Browser version:
Chrome Version 72.0.3626.121
Upload screenshots below: