/*banner*/
.flexslider{
    /*margin:40px auto;*/
    position:relative;
    /*width:960px;*/
    /*height:800px;*/
    overflow:hidden;
    zoom:1;
    *height: 300px;
}
.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(ad_ctr.png) no-repeat;
    position:absolute;
    top:50%;
    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:0.8;filter:alpha(opacity=25);}
.flexslider:hover .flex-prev{opacity:0.8;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:40px;left:20px;text-align:center;}
.flex-control-nav li{margin:0 5px;display:inline-block;zoom:1;*display:inline;*float:left;}
.flex-control-paging li a{
    display:block;
    height:21px;
    overflow:hidden;
    text-indent:-99em;
    width:21px;
    cursor:pointer;
}
.flex-control-paging li a.flex-active{background-position:0 0;}