Originally Posted by Spaniard85
Usually for the lockscreen you'll need to adjust systemUI
I had already tried that to no avail, tried again and rebooted with no result. However I did notice that the trick seems to be in the Screen (dp) option, however it doesn't give an option for my resolution. Its effect can clearly be seen on the lockscreen and on the Qslide buttons. The Qslide buttons have an odd gray background and the lockscreen circle is even more squashed.