ES install styling issues

since last update (2.1.2 - > 2.1.3), i have some styling issues (css missing ?)...
still have with 2.1.3 -> 2.1.4 :


This section can only be seen by users with a valid subscription.
If you have a valid subscription, please login now

Support is

It is currently off working hours and most of us aren't around.

Rest assured that we will get back to your issues as soon as the day starts tomorrow!

Your time
Stack Ideas time