There is too much empty space and not enough color variation to separate various parts that should be separated.
As stated before me, new features are not working and features that were working perfectly well before the change have either stopped working or are non-existent.
I don't know how the site looks on a smaller monitor, but I used to have much more text area than this:

Also, there is not enough space between the bottom options and the edge of the screen in some areas.