.cb-slideshow li span { 
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0px;
    left: 0px;
    color: transparent;
    background-size: cover;
    background-position: 50% 50%;
    background-repeat: none;
    opacity: 1;
    z-index: 0;
    -webkit-backface-visibility: hidden;
}
/* Show at least something when animations not supported */
.no-cssanimations .cb-slideshow li span{
	opacity: 1;
}

.cb-slideshow li span{ 
    -webkit-animation: imageAnimation 18s linear infinite 0s;
    -moz-animation: imageAnimation 18s linear infinite 0s;
    -o-animation: imageAnimation 18s linear infinite 0s;
    -ms-animation: imageAnimation 18s linear infinite 0s;
    animation: imageAnimation 18s linear infinite 0s; 
}
/* Animation for the slideshow images */
@-webkit-keyframes imageAnimation { 
    0% { opacity: 0; -moz-animation-timing-function: ease-in; }
    6% { opacity: 1; -moz-animation-timing-function: ease-out; }
    33% { opacity: 1 }
    39% { opacity: 0 }
    100% { opacity: 0 }
}

@-moz-keyframes imageAnimation { 
    0% { opacity: 0; -moz-animation-timing-function: ease-in; }
    6% { opacity: 1; -moz-animation-timing-function: ease-out; }
    33% { opacity: 1 }
    39% { opacity: 0 }
    100% { opacity: 0 }
}
@-o-keyframes imageAnimation { 
    0% { opacity: 0; -moz-animation-timing-function: ease-in; }
    6% { opacity: 1; -moz-animation-timing-function: ease-out; }
    33% { opacity: 1 }
    39% { opacity: 0 }
    100% { opacity: 0 }
}
@-ms-keyframes imageAnimation { 
    0% { opacity: 0; -moz-animation-timing-function: ease-in; }
    6% { opacity: 1; -moz-animation-timing-function: ease-out; }
    33% { opacity: 1 }
    39% { opacity: 0 }
    100% { opacity: 0 }
}
@keyframes imageAnimation { 
    0% { opacity: 0; -moz-animation-timing-function: ease-in; }
    6% { opacity: 1; -moz-animation-timing-function: ease-out; }
    33% { opacity: 1 }
    39% { opacity: 0 }
    100% { opacity: 0 }
}
.cb-slideshow li:nth-child(2) span{ 
    -webkit-animation-delay: 6s;
    -moz-animation-delay: 6s;
    -o-animation-delay: 6s;
    -ms-animation-delay: 6s;
    animation-delay: 6s; 
    opacity: 0;
}
.cb-slideshow li:nth-child(3) span{ 
    -webkit-animation-delay: 12s;
    -moz-animation-delay: 12s;
    -o-animation-delay: 12s;
    -ms-animation-delay: 12s;
    animation-delay: 12s; 
    opacity: 0;
}