body {margin:0; background: url(../img/sfondo_2.jpg) no-repeat #000000 left top fixed; font-family:Arial, Helvetica, sans-serif; }
.logo { background: url(../img/logo_2.png) no-repeat;padding:135px 0 0 38px;}
.sfondo {background-image: url(../img/1px_black_transparent.png);background-repeat: repeat;}