ul.efectosli li a div {background-image:url(/includes/categorias/01-3048fondos.jpg);}
.skullsTwitterBackground{background-position: -0px -0px;}
.ColourfullTwitterBackground{background-position: -0px -280px;}
.france{background-position: -0px -560px;}
.germany{background-position: -0px -840px;}