.ink-transition-layer {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 130;
    height: 100%;
    width: 100%;
    opacity: 0;
    visibility: hidden;
    overflow: hidden;
    pointer-events: none;
}
.ink-transition-layer .bg-layer {
    position: absolute;
    left: 50%;
    top: 50%;
    -webkit-transform: translateY(-50%) translateX(-2%);
    -moz-transform: translateY(-50%) translateX(-2%);
    -ms-transform: translateY(-50%) translateX(-2%);
    -o-transform: translateY(-50%) translateX(-2%);
    transform: translateY(-50%) translateX(-2%);
    /* its dimentions will be overwritten using jQuery to proportionally fit the viewport */
    height: 100%;
    /* our sprite is composed of 25 frames */
    width: 2500%;
    background: url(../img/ink.png) no-repeat 0 0;
    background-size: 100% 100%;
}
.ink-transition-layer.visible {
    opacity: 1;
    visibility: visible;
}
.ink-transition-layer.opening .bg-layer {
    -webkit-animation: cd-sequence 2.2s steps(24);
    -moz-animation: cd-sequence 2.2s steps(24);
    animation: cd-sequence 2.2s steps(24);
    -webkit-animation-fill-mode: forwards;
    -moz-animation-fill-mode: forwards;
    animation-fill-mode: forwards;
}
.ink-transition-layer.closing .bg-layer {
    -webkit-animation: cd-sequence-reverse 2.2s steps(24);
    -moz-animation: cd-sequence-reverse 2.2s steps(24);
    animation: cd-sequence-reverse 2.2s steps(24);
    -webkit-animation-fill-mode: forwards;
    -moz-animation-fill-mode: forwards;
    animation-fill-mode: forwards;
}
.no-cssanimations .ink-transition-layer {
    display: none;
}
@-webkit-keyframes cd-sequence {
    0% {
        /* translateX(-2%) is used to horizontally center the first frame inside the viewport */
        -webkit-transform: translateY(-50%) translateX(-2%);
        opacity: 1;
    }
    30% {
        opacity: 1;
    }
    100% {
        /* translateX(-98%) (2% + 96) is used to horizontally center the last frame inside the viewport  */
        -webkit-transform: translateY(-50%) translateX(-98%);
        opacity: 1;
    }
}
@-moz-keyframes cd-sequence {
    0% {
        /* translateX(-2%) is used to horizontally center the first frame inside the viewport */
        -moz-transform: translateY(-50%) translateX(-2%);
        opacity: 1;
    }
    30% {
        opacity: 1;
    }
    100% {
        /* translateX(-98%) (2% + 96) is used to horizontally center the last frame inside the viewport  */
        -moz-transform: translateY(-50%) translateX(-98%);
        opacity: 1;
    }
}
@keyframes cd-sequence {
    0% {
        /* translateX(-2%) is used to horizontally center the first frame inside the viewport */
        -webkit-transform: translateY(-50%) translateX(-2%);
        -moz-transform: translateY(-50%) translateX(-2%);
        -ms-transform: translateY(-50%) translateX(-2%);
        -o-transform: translateY(-50%) translateX(-2%);
        transform: translateY(-50%) translateX(-2%);
        opacity: 1;
    }
    30% {
        opacity: 1;
    }
    100% {
        /* translateX(-98%) (2% + 96) is used to horizontally center the last frame inside the viewport  */
        -webkit-transform: translateY(-50%) translateX(-98%);
        -moz-transform: translateY(-50%) translateX(-98%);
        -ms-transform: translateY(-50%) translateX(-98%);
        -o-transform: translateY(-50%) translateX(-98%);
        transform: translateY(-50%) translateX(-98%);
        opacity: 1;
    }
}
@-webkit-keyframes cd-sequence-reverse {
    0% {
        -webkit-transform: translateY(-50%) translateX(-98%);
    }
    100% {
        -webkit-transform: translateY(-50%) translateX(-2%);
    }
}
@-moz-keyframes cd-sequence-reverse {
    0% {
        -moz-transform: translateY(-50%) translateX(-98%);
    }
    100% {
        -moz-transform: translateY(-50%) translateX(-2%);
    }
}
@keyframes cd-sequence-reverse {
    0% {
        -webkit-transform: translateY(-50%) translateX(-98%);
        -moz-transform: translateY(-50%) translateX(-98%);
        -ms-transform: translateY(-50%) translateX(-98%);
        -o-transform: translateY(-50%) translateX(-98%);
        transform: translateY(-50%) translateX(-98%);
    }
    100% {
        -webkit-transform: translateY(-50%) translateX(-2%);
        -moz-transform: translateY(-50%) translateX(-2%);
        -ms-transform: translateY(-50%) translateX(-2%);
        -o-transform: translateY(-50%) translateX(-2%);
        transform: translateY(-50%) translateX(-2%);
    }
}