.ch-item {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    position: relative;
    cursor: default;
    -webkit-perspective: 900px;
    -moz-perspective: 900px;
    -o-perspective: 900px;
    -ms-perspective: 900px;
    perspective: 900px;
}

.ch-info {
    position: absolute;
    width: 100%;
    height: 100%;
    -webkit-transform-style: preserve-3d;
    -moz-transform-style: preserve-3d;
    -o-transform-style: preserve-3d;
    -ms-transform-style: preserve-3d;
    transform-style: preserve-3d;
}

.ch-info>div {
    display: block;
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background-position: center center;
    -webkit-transition: all 0.4s linear;
    -moz-transition: all 0.4s linear;
    -o-transition: all 0.4s linear;
    -ms-transition: all 0.4s linear;
    transition: all 0.4s linear;
    -webkit-transform-origin: 50% 0%;
    -moz-transform-origin: 50% 0%;
    -o-transform-origin: 50% 0%;
    -ms-transform-origin: 50% 0%;
    transform-origin: 50% 0%;
}

.ch-info .ch-info-front {
    box-shadow: inset 0 0 0 16px rgba(0, 0, 0, 0.3);
}

.ch-info .ch-info-back {
    -webkit-transform: translate3d(0, 0, -220px) rotate3d(1, 0, 0, 90deg);
    -moz-transform: translate3d(0, 0, -220px) rotate3d(1, 0, 0, 90deg);
    -o-transform: translate3d(0, 0, -220px) rotate3d(1, 0, 0, 90deg);
    -ms-transform: translate3d(0, 0, -220px) rotate3d(1, 0, 0, 90deg);
    transform: translate3d(0, 0, -220px) rotate3d(1, 0, 0, 90deg);
    background: #000;
    opacity: 0;
}

.ch-info h5 {
    color: #fff;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 24px;
    margin: 0 15px;
    padding: 60px 0 0 0;
    height: 110px;
    font-family: 'Open Sans', Arial, sans-serif;
    text-shadow: 0 0 1px #fff, 0 1px 2px rgba(0, 0, 0, 0.3);
}

.ch-info p {
    color: #fff;
    padding: 10px 5px;
    font-style: italic;
    margin: 0 30px;
    font-size: 12px;
    border-top: 1px solid rgba(255, 255, 255, 0.5);
}

.ch-info p a {
    display: block;
    color: #fff;
    color: rgba(255, 255, 255, 0.7);
    font-style: normal;
    font-weight: 700;
    text-transform: uppercase;
    font-size: 9px;
    letter-spacing: 1px;
    padding-top: 4px;
    font-family: 'Open Sans', Arial, sans-serif;
}

.ch-info p a:hover {
    color: #fff222;
    color: rgba(255, 242, 34, 0.8);
}

.ch-item:hover .ch-info-front {
    -webkit-transform: translate3d(0, 280px, 0) rotate3d(1, 0, 0, -90deg);
    -moz-transform: translate3d(0, 280px, 0) rotate3d(1, 0, 0, -90deg);
    -o-transform: translate3d(0, 280px, 0) rotate3d(1, 0, 0, -90deg);
    -ms-transform: translate3d(0, 280px, 0) rotate3d(1, 0, 0, -90deg);
    transform: translate3d(0, 280px, 0) rotate3d(1, 0, 0, -90deg);
    opacity: 0;
}

.ch-item:hover .ch-info-back {
    -webkit-transform: rotate3d(1, 0, 0, 0deg);
    -moz-transform: rotate3d(1, 0, 0, 0deg);
    -o-transform: rotate3d(1, 0, 0, 0deg);
    -ms-transform: rotate3d(1, 0, 0, 0deg);
    transform: rotate3d(1, 0, 0, 0deg);
    opacity: 1;
}