#slideshow{position:relative;z-index:-1;}
#slideshow IMG{position:absolute;top:0;left:0;z-index:8;opacity:0.0;}
#slideshow IMG.active{z-index:10;opacity:1.0;}
#slideshow IMG.last-active{z-index:9;}
#slideshow img{min-height:100%;min-width:1024px;width:100%;height:auto;position:fixed;top:0;left:0;}
@media screen and (max-width:1024px){img.bg{left:50%;margin-left:-512px;}
}