.hovertreebox {
    margin: 0 auto;
    overflow: hidden;
    padding: 0;
}

#HoverTreeScroll {
    height: 200px;
    overflow: hidden;
}
    /*这里的高度和超出隐藏是必须的*/
    #HoverTreeScroll li {
        height:200px;
        width: 300px;
        padding: 0 20px;
        background: url(ico-4.gif) no-repeat 10px 23px;
        overflow: hidden;
        vertical-align: bottom;
        zoom: 1;
        border-bottom: #B7B7B7 dashed 1px;
    }

        #HoverTreeScroll li h3 {
            height: 24px;
            padding-top: 13px;
            font-size: 14px;
            color: #353535;
            line-height: 24px;
            width: 300px;
        }

            #HoverTreeScroll li h3 a {
                color: #353535;
                text-decoration: none;
            }

                #HoverTreeScroll li h3 a:hover {
                    color: #F00;
                }

        #HoverTreeScroll li div {
            height: 36px;
            width: 300px;
            color: #416A7F;
            line-height: 18px;
            overflow: hidden;
        }

            #HoverTreeScroll li div a {
                color: #416A7F;
                text-decoration: none;
            }

.scroltit {
    height: 34px;
    line-height: 34px;
    padding-bottom: 4px;
    margin-bottom: 4px;
}

    .scroltit h3 {
        width: 100px;
        float: left;
    }

    .scroltit .updown {
        float: left;
        width: 34px;
        height: 34px;
        margin-left: 4px;
    }

#but_up {
    background: url('../img/prev_arr.png') no-repeat 0 0;
    text-indent: -9999px;
}

#but_down {
    background:  url('../img/next_arr.png') no-repeat 0 0;
    text-indent: -9999px;
}

.hovertreeinfo {
    text-align: center;
}
.hovertreeinfo  a{color:blue;}