Giving it a try now, but I have to say the amount of space wasted by the header bar of each window really bothers me.
Example: http://i.imgur.com/bKGyEo3.png
Example: http://i.imgur.com/bKGyEo3.png
See: https://wiki.archlinux.org/index.php/GNOME#Reduce_title_bar_...
But the tweak tool lets you change the font size which was enough for me. I also installed htitle to firefox to hide the title bar when full screen.
FTFY