.flexslider{position:relative;overflow:hidden;*height: 530px;}
.flex-viewport{
    max-height:2000px;
    -webkit-transition:all 1s ease;
    -moz-transition:all 1s ease;
    transition:all 1s ease;
}
.flexslider .slides{zoom:1;}
.flexslider .slides li{float: left;width: 100%;}
.flexslider .slides li a{display: block;}
.flex-direction-nav a{
    width:60px;
    height:90px;
    line-height:99em;
    overflow:hidden;
    margin:-60px 0 0;
    display:block;
    background:url(../images/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:10px;text-align:center;display: none;}
.flex-control-nav li{margin:0 5px;display:inline-block;zoom:1;*display:inline;}
.flex-control-paging li a{
    background:url(../images/dot.png) no-repeat 0 -16px;
    display:block;
    height:16px;
    overflow:hidden;
    text-indent:-99em;
    width:16px;
    cursor:pointer;
}
.flex-control-paging li a.flex-active{background-position:0 0;}