/*
http://tympanus.net/codrops/2012/01/02/fullscreen-background-image-slideshow-with-css3/
*/

.cb-slideshow {
/*    position: fixed; */
    width: 100%;
    height: 100%;
    top: 0px;
    left: 0px;
    z-index: 0; 
    list-style-type: none;
}

.cb-slideshow li span { 
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0px;
    left: 0px;
    color: transparent;
    background-size: contain;
    background-position: 0 center;
    background-repeat: none;
    opacity: 0;
    z-index: 0;
    -webkit-backface-visibility: hidden;
    -webkit-animation: imageAnimation 24s linear infinite 0s;
    -moz-animation: imageAnimation 24s linear infinite 0s;
    -o-animation: imageAnimation 24s linear infinite 0s;
    -ms-animation: imageAnimation 24s linear infinite 0s;
    animation: imageAnimation 24s linear infinite 0s; 
}

ul.cb-slideshow {
/*     top: 60px; */
}

ul.cb-slideshow li { 
    position: static;
    top: 0px;
    left: 0px;
}

.cb-slideshow li div { 
    z-index: 1000;
    position: absolute;
    right: 10px;
    text-align: right;
    top: 24px;
    width: 100%;
    opacity: 0;
    color: #fff;
    -webkit-animation: titleAnimation 24s linear infinite 0s;
    -moz-animation: titleAnimation 24s linear infinite 0s;
    -o-animation: titleAnimation 24s linear infinite 0s;
    -ms-animation: titleAnimation 24s linear infinite 0s;
    animation: titleAnimation 24s linear infinite 0s; 
    font-family: 'sinkin_sans100_thin', Arial, Helvetica, sans-serif;
    font-size: 0.75em;
    text-shadow: #0b333f 0.1em 0.1em 0.3em;
}

.cb-slideshow li:nth-child(1) span { 
    background-image: url(/files/nic/ietf93/Prague_01.jpg);
}
.cb-slideshow li:nth-child(2) span { 
    background-image: url(/files/nic/ietf93/Prague_04.jpg);
    -webkit-animation-delay: 6s;
    -moz-animation-delay: 6s;
    -o-animation-delay: 6s;
    -ms-animation-delay: 6s;
    animation-delay: 6s;
}
.cb-slideshow li:nth-child(3) span { 
    background-image: url(/files/nic/ietf93/Prague_05.jpg);
    -webkit-animation-delay: 12s;
    -moz-animation-delay: 12s;
    -o-animation-delay: 12s;
    -ms-animation-delay: 12s;
    animation-delay: 12s; 
}
.cb-slideshow li:nth-child(4) span { 
    background-image: url(/files/nic/ietf93/Prague_07.jpg);
    -webkit-animation-delay: 18s;
    -moz-animation-delay: 18s;
    -o-animation-delay: 18s;
    -ms-animation-delay: 18s;
    animation-delay: 18s; 
}
.cb-slideshow li:nth-child(2) div { 
    -webkit-animation-delay: 6s;
    -moz-animation-delay: 6s;
    -o-animation-delay: 6s;
    -ms-animation-delay: 6s;
    animation-delay: 6s; 
}
.cb-slideshow li:nth-child(3) div { 
    -webkit-animation-delay: 12s;
    -moz-animation-delay: 12s;
    -o-animation-delay: 12s;
    -ms-animation-delay: 12s;
    animation-delay: 12s; 
}
.cb-slideshow li:nth-child(4) div { 
    -webkit-animation-delay: 18s;
    -moz-animation-delay: 18s;
    -o-animation-delay: 18s;
    -ms-animation-delay: 18s;
    animation-delay: 18s; 
}

/* Animation for the slideshow images */

@-webkit-keyframes imageAnimation { 
    0% { opacity: 0;
    -webkit-animation-timing-function: ease-in; }
    8% { opacity: 1;
         -webkit-animation-timing-function: ease-out; }
    25% { opacity: 1; }
    33% { opacity: 0; }
    100% { opacity: 0; }
}
@-moz-keyframes imageAnimation { 
    0% { opacity: 0;
    -moz-animation-timing-function: ease-in; }
    8% { opacity: 1;
         -moz-animation-timing-function: ease-out; }
    25% { opacity: 1; }
    33% { opacity: 0; }
    100% { opacity: 0; }
}
@-o-keyframes imageAnimation { 
    0% { opacity: 0;
    -o-animation-timing-function: ease-in; }
    8% { opacity: 1;
         -o-animation-timing-function: ease-out; }
    25% { opacity: 1; }
    33% { opacity: 0; }
    100% { opacity: 0; }
}
@-ms-keyframes imageAnimation { 
    0% { opacity: 0;
    -ms-animation-timing-function: ease-in; }
    8% { opacity: 1;
         -ms-animation-timing-function: ease-out; }
    25% { opacity: 1; }
    33% { opacity: 0; }
    100% { opacity: 0; }
}

@keyframes imageAnimation { 
    0% { opacity: 0;
    animation-timing-function: ease-in; }
    8% { opacity: 1; 
    animation-timing-function: ease-out; }
    25% { opacity: 1; }
    33% { opacity: 0; }
    100% { opacity: 0; }
}

/* Animation for the title */


@-webkit-keyframes titleAnimation { 
    0% { opacity: 0; }
    8% { opacity: 1; }
    25% { opacity: 1; }
    30% { opacity: 0; }
    100% { opacity: 0; }
}
@-moz-keyframes titleAnimation { 
    0% { opacity: 0; }
    8% { opacity: 1; }
    25% { opacity: 1; }
    30% { opacity: 0; }
    100% { opacity: 0; }
}
@-o-keyframes titleAnimation { 
    0% { opacity: 0; }
    8% { opacity: 1; }
    25% { opacity: 1; }
    30% { opacity: 0; }
    100% { opacity: 0; }
}
@-ms-keyframes titleAnimation { 
    0% { opacity: 0; }
    8% { opacity: 1; }
    25% { opacity: 1; }
    30% { opacity: 0; }
    100% { opacity: 0; }
}

@keyframes titleAnimation { 
    0% { opacity: 0; }
    8% { opacity: 1; }
    25% { opacity: 1; }
    30% { opacity: 0; }
    100% { opacity: 0; }
}
/* Show at least something when animations not supported */
.no-cssanimations .cb-slideshow li span{
	opacity: 1;
}
/*
@media screen and (max-width: 1140px) { 
    .cb-slideshow li div h3 { font-size: 140px }
}
@media screen and (max-width: 600px) { 
    .cb-slideshow li div h3 { font-size: 80px }
}
*/