Bug 1004311 Fixed logout button style.
Bug 1004311 Fixed logout button style.

Fixed css id to correct the button style.

safwanrahman/mozillians,ChristineLaMuse/mozillians,safwanrahman/mozillians,justinpotts/mozillians,hoosteeno/mozillians,fxa90id/mozillians,johngian/mozillians,brian-yang/mozillians,ChristineLaMuse/mozillians,akatsoulas/mozillians,akatsoulas/mozillians,brian-yang/mozillians,anistark/mozillians,johngian/mozillians,johngian/mozillians,chirilo/mozillians,mozilla/mozillians,hoosteeno/mozillians,akatsoulas/mozillians,safwanrahman/mozillians,hoosteeno/mozillians,ChristineLaMuse/mozillians,anistark/mozillians,hoosteeno/mozillians,mozilla/mozillians,akarki15/mozillians,akarki15/mozillians,justinpotts/mozillians,anistark/mozillians,akarki15/mozillians,johngian/mozillians,fxa90id/mozillians,fxa90id/mozillians,akarki15/mozillians,justinpotts/mozillians,fxa90id/mozillians,mozilla/mozillians,justinpotts/mozillians,brian-yang/mozillians,chirilo/mozillians,brian-yang/mozillians,akatsoulas/mozillians,chirilo/mozillians,anistark/mozillians,safwanrahman/mozillians,chirilo/mozillians,mozilla/mozillians