.photo-mask {
    position: fixed;
    z-index: 10;
    bottom: 0;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.8);
    filter: alpha(opacity=20);
    -moz-opacity: 0.8;
    opacity: 0.8;
    display: none;
}

.photo-panel {
    position: absolute;
    display: none;
    clear: both;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    z-index: 10;
}

.photo-panel .photo-div,
.photo-panel .photo-bar {
    width: 100%;
}

.photo-panel .photo-div {
    width: 960px;
    height: 560px;
    z-index: 11;
    margin: auto;
    position: relative;
}

.photo-panel .photo-close {
    background: url(../../img/demand/close.png);
    width: 56px;
    height: 56px;
    position: absolute;
    margin-left: 664px;
}

.photo-panel .photo-close:hover {
    background: url(../../img/demand/close_ch.png);
    width: 56px;
    height: 56px;
    position: absolute;
    margin-left: 664px;
}

.photo-panel .photo-bar-tip {
    width: 700px;
    height: 44px;
    position: absolute;
    margin-top: -64px;
    padding: 10px;
}

.photo-panel .photo-bar-tip:hover {
    width: 700px;
    height: 44px;
    position: absolute;
    margin-top: -64px;
    background: #000;
    filter: alpha(opacity=20);
    -moz-opacity: 0.8;
    opacity: 0.8;
    color: #fff;
    padding: 10px;
}

.photo-panel .photo-img {
    width: 720px;
    float: left;
    height: 560px;
    background: #fff;
}

.photo-panel .photo-view-w {
    width: 720px;
    height: 560px;
    text-align: center;
    vertical-align: middle;
    display: table-cell;
}

.photo-panel .photo-view-h {
    width: 720px;
    height: 560px;
    text-align: center;
    vertical-align: middle;
}

.photo-panel .photo-view-w img {
    max-width: 640px;
    height: auto;
    vertical-align: middle;
    text-align: center;
    max-height: 540px;
    margin: 10px;
    -moz-box-shadow: 5px 5px 5px #a6a6a6;
    /* 老的 Firefox
    -webkit-animation: swing 1s .2s ease both;
    -moz-animation: swing 1s .2s ease both;
    */
    box-shadow: 5px 5px 5px #a6a6a6;

}

.photo-panel .photo-view-h img {
    max-width: 700px;
    height: 540px;
    margin: 10px;
    -moz-box-shadow: 5px 5px 5px #a6a6a6;
    /* 老的 Firefox

    -webkit-animation: swing 1s .2s ease both;
    -moz-animation: swing 1s .2s ease both;
    */
    box-shadow: 5px 5px 5px #a6a6a6;
}

@-webkit-keyframes swing {
    /*20%,
    40%,
    60%,
    80%,
    100% {
        -webkit-transform-origin: top center
    }
    20% {
        -webkit-transform: rotate(15deg)
    }
    40% {
        -webkit-transform: rotate(-10deg)
    }
    60% {
        -webkit-transform: rotate(5deg)
    }
    80% {
        -webkit-transform: rotate(-5deg)
    }
    100% {
        -webkit-transform: rotate(0deg)
    }*/
}

@-moz-keyframes swing {
   /* 20%,
    40%,
    60%,
    80%,
    100% {
        -moz-transform-origin: top center
    }
    20% {
        -moz-transform: rotate(15deg)
    }
    40% {
        -moz-transform: rotate(-10deg)
    }
    60% {
        -moz-transform: rotate(5deg)
    }
    80% {
        -moz-transform: rotate(-5deg)
    }
    100% {
        -moz-transform: rotate(0deg)
    }*/
}

.photo-panel .photo-left,
.photo-panel .photo-right {
    width: 120px;
    float: left;
    margin-top: 220px;
}

.photo-panel .arrow-prv {
    background: url(../../img/demand/l.png);
    width: 120px;
    height: 120px;
}

.photo-panel .arrow-prv:hover {
    background: url(../../img/demand/l_ch.png);
    width: 120px;
    height: 120px;
    cursor: pointer;
}

.photo-panel .arrow-next {
    background: url(../../img/demand/r.png);
    width: 120px;
    height: 120px;
}

.photo-panel .arrow-next:hover {
    background: url(../../img/demand/r_ch.png);
    width: 120px;
    height: 120px;
    cursor: pointer;
}

.demo {
    width: 750px;
    margin: 10px auto;
}

.demo li {
    width: 200px;
    overflow: hidden;
    height: 200px;
    float: left;
}

.demo li img {
    width: auto;
    height: auto;
}