.dingwei { display:none;}
 @media screen and (max-width:768px) {
.dwnone{ width:auto; height:62px;} 
.dingwei{display:block; width: 100%;
  background: #00488f url(/uploads/images/primary.png);
  overflow: hidden;
  padding: 10px 0px;
  font-size: 12px;
  color: #fff;
  text-align: center;
  font-size: 12px;
  margin-top: -10px;
  position: fixed;
  z-index: 110;
  bottom: 0;
  left: 0; }
.dingwei ul li{ 
  width:33.33%; 
  height:3.5em; 
  float:left; 
  line-height:2em;
}
.dingwei ul li a{ 
  color:#fff; 
  font-size:14px;}
.dingwei ul li img{ 
  width:1.7em; 
  height:1.7em; 
  overflow:hidden; 
  margin:0px auto; 
  display:block;
}
}