[AdminBundle] New login styling (#2888)
[AdminBundle] New login styling (#2888)

* new login styling

* new login styling

* new login styling - fix comments

* Fix remaining translations

* Update google sign in logo

* Fix codestyle issues

Co-authored-by: Jeroen Thora <11996c1f50c406bbc87801b8a9ed1d11bc8d85fb@gmail.com>
Kunstmaan/KunstmaanDashboardBundle,Kunstmaan/KunstmaanDashboardBundle