.button{    position: absolute;
    right: 18px;
    top: 8px;
    bottom: 0;
    background: none;
    border: none;
    box-shadow: none;}

@media(min-width:768px){

.wtdh .nav-down{left:-117px;}
.nav-down{    
  
    left: 0;
    top: 100%;
    width: 400px;
    background: rgba(51,109,176,0.8);
    border-top: solid 2px #e36f23;
    padding: 10px 20px 15px 20px;}
.nav-down li{width:50%;float:left;background:none !important;}
}

.nav-down li a{color:#fff;}
.nav-down li a:hover {
 
    font-size:17px;}

.nav-list li a{text-align: center;}
.nav-down li a{background:url(images/lbjt.png)left center no-repeat !important;padding-left:20px;}
.rj{
    position: absolute;
    top: 100%;
    width: 100%;
    left: 0;
    right: 0;
    display: block;
    z-index: 9;
    background: #fff;
    margin-top: 63px;
    display:none;
box-shadow: 2px 3px 15px #ccc;}
.rj li {
    float: left;
    min-width: 130px;
    text-align: center;}
.rj li a {
    font-size: 16px;
    line-height: 32px;
    column-rule: #333;
    display: block;}
.list-left-nav li:hover .rj{display:block;border-top: 1px solid #cccccc;}
.ny-l>ul>li a{font-size:16px;}