.nav .nLi h3 a {
padding: 0px 88px;}
.lingdlb_nr ul li h2 .bt_dd{

    border: 1px solid #000;
    width: 100px;
    overflow: hidden;
    margin: 0 auto;}
.lingdlb_nr ul li h2 .bt_dd{

    border: 1px solid #000;
    width: 100px;
    overflow: hidden;
    margin: 0 auto;}