style.css: lots of refactoring, remove unneeded properties and also a possible fix for .brand:hover on IE
style.css: lots of refactoring, remove unneeded properties and also a possible fix for .brand:hover on IE

mpc-hc/mpc-hc.org,Underground78/mpc-hc.org,Underground78/mpc-hc.org,Underground78/mpc-hc.org,kasper93/mpc-hc.org,kasper93/mpc-hc.org,FeodorFitsner/mpc-hc.org,mpc-hc/mpc-hc.org,FeodorFitsner/mpc-hc.org,mpc-hc/mpc-hc.org,FeodorFitsner/mpc-hc.org