.cb-slideshow li:nth-child(1) span { 
    background-image: url(/SlideShow/dsm-cover.jpg);
    background-repeat: no-repeat;
}
.cb-slideshow li:nth-child(2) span { 
    background-image: url(/SlideShow/1.jpg);
    background-repeat: no-repeat;
        animation-delay: 7s;
}
.cb-slideshow li:nth-child(3) span { 
    background-image: url(/SlideShow/DSM-banner1.jpg);
    background-repeat: no-repeat;
        animation-delay: 14s;
}
.cb-slideshow li:nth-child(4) span { 
    background-image: url(/SlideShow/DSM-banner4.jpg);
    background-repeat: no-repeat;
        animation-delay: 21s;
}
.cb-slideshow li:nth-child(5) span { 
    background-image: url(/SlideShow/BikeSlider.jpg);
    background-repeat: no-repeat;
        animation-delay: 28s;
}
.cb-slideshow li:nth-child(6) span { 
    background-image: url(/SlideShow/2.jpg);
    background-repeat: no-repeat;
        animation-delay: 35s;
}