@charset "utf-8";
* {
    margin: 0;
    padding: 0;
    list-style-type: none
}

a,
img {
    border: 0
}

body {
    font: 12px/180% Arial, Helvetica, sans-serif, "新宋体"
}

.flexslider {
    margin: 40px auto;
    position: relative;
    width: 830px;
    height: 450px;
    overflow: hidden;
    zoom: 1
}

.flex-viewport {
    max-height: 2000px;
    -webkit-transition: all 1s ease;
    -moz-transition: all 1s ease;
    transition: all 1s ease
}

.flexslider .slides {
    zoom: 1
}

.flex-direction-nav a {
    width: 60px;
    height: 90px;
    line-height: 99em;
    overflow: hidden;
    margin: -60px 0 0;
    display: block;
    background: url(../img/ad_ctr.png) no-repeat;
    position: absolute;
    top: 40%;
    z-index: 10;
    cursor: pointer;
    opacity: 0;
    filter: alpha(opacity=0);
    -webkit-transition: all .3s ease
}

.flex-direction-nav .flex-next {
    background-position: 0 -90px;
    right: 0
}

.flex-direction-nav .flex-prev {
    left: 0
}

.flexslider:hover .flex-next {
    opacity: .8;
    filter: alpha(opacity=25)
}

.flexslider:hover .flex-prev {
    opacity: .8;
    filter: alpha(opacity=25)
}

.flexslider:hover .flex-next:hover,
.flexslider:hover .flex-prev:hover {
    opacity: 1;
    filter: alpha(opacity=50)
}

.flex-control-nav {
    /* width: 100%;
    position: absolute;
    bottom: 10px;
    text-align: center */
    opacity: 0;
    width: 100%;
    position: absolute;
    bottom: 31px;
    left: 12px;
}

.flex-control-nav li {
    margin: 0 5px;
    display: inline-block;
    zoom: 1;
    *display: inline
}

.flex-control-paging li a {
    background: url(../img/dot.png) no-repeat 0 -16px;
    display: block;
    height: 71px;
    overflow: hidden;
    text-indent: -99em;
    width: 104px;
    cursor: pointer
}

.flex-control-paging li a.flex-active {
    background-position: 0 0
}