.down{
  background-color: #fff;
}
.po_r{
  position: relative;
}
.fr{
  float: right;
}
.pd20{
  padding: 20px 0px;
}
.mt10{
  margin-top: 10px;
}
.text_center{
  text-align: center;
}
.down .logo {
  float: left;
  height: 52px;
}
.down .logo img {
  height: 52px;
}
.down .logo .log_img{
  float: left;
}
.down .logo > span {
  float: left;
  height: 40px;
  line-height: 40px;
  display: inline-block;
  margin: 6px 0px 0px 25px;
  padding: 0 25px;
  color: #666;
  vertical-align: middle;
  border-left: 1px solid #DDD;
  font-size: 24px;
}
.down .menu{
  float: right;
  height: 20px;
  line-height: 20px;
  margin-top: 16px;
}
.down .menu ul{
  padding: 0px;
  font-size: 14px;
}
.down .menu ul li{
  float: left;
  padding: 0px 30px;
}
.down .menu ul li a{
  color: #666;
}
.down .menu ul li a:hover{
  color: #f9852b;
}
.down .menu ul li.shu{
  color: #DDD;
  padding: 0px;
}
.down_content{
  position: relative;
  height: 592px;
  background: url(../images/down_bg.png) top center no-repeat #ffffff;
}
.down_content .down_mobile{
  position: absolute;
  left:100px;
  top:40px;
  height: 620px;
  width: 310px;
  background: url(../images/down_mobile.png) center center no-repeat;
}
.down_sao{
  position: absolute;
  right:130px;
  top:120px;
  width: 500px;
}
.down_sao .down_title{
  height: 35px;
  background: url(../images/down_title.png) top center no-repeat;
}
.down_info{
  margin-top: 50px;

}
.down_info ul li{
  float: left;
  height: 225px;
  width: 160px;
  padding: 0px 20px;
  border-radius: 10px;
  text-align: center;
  background-color: #F8F6F4;
}
.down_info ul li:first-child{
  margin-right: 65px;
}
.down_info ul li span{
  line-height: 40px;
  color: #666;
  font-size: 16px;
}
.down_info ul li .sao_img{
  height: 165px;
  width: 165px;
}
.down_foot{
  font-size: 14px;
  margin-top:110px;
  text-align: center;
}
.down_foot .block_content{
  border:1px solid red;
}
.down_foot ul{
  margin:0px auto;
  display: inline-block;
}
.down_foot ul li{
  float: left;
  height: 20px;
  line-height: 20px;
  padding: 0px 25px;
}
.down_foot ul li.shu{
  padding: 0px;
  color: #DEDEDE;
}
.down_foot ul li a{
  color: #696969;
}
.down_foot ul li a:hover{
  color: #f9852b;
}
.down_foot p,.down_foot p a{
  color: #7D7D7D;
}
.down_foot p a{
  margin-left: 10px;
}