.flexslider {
    margin: 0px auto;
    position: relative;
    width: 100%;
    height: 730px;
    overflow: hidden;
    zoom: 1;
}

    .flexslider .slides li {
        width: 100%;
        height: 100%;
    }

.flex-direction-nav a {
    width: 70px;
    height: 70px;
    line-height: 99em;
    overflow: hidden;
    margin: -35px 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;
    border-radius: 35px;
}

.flex-direction-nav .flex-next {
    background-position: 0 -70px;
    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;
}

    .flex-control-nav li {
        margin: 0 2px;
        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,
    .flex-control-paging li.active a {
        background-position: 0 0;
    }

.flexslider .slides a img {
    width: 100%;
    height: 730px;
    display: block;
}