#talks{width:50px;position:fixed;bottom:110px;right:20px;z-index: 80;}
#talks a{float:left;margin-bottom:10px}
#talks a img{width:50px;border-radius: 25px;}
#talks a:hover img{transform: scale(1.2);}
.wechat{position:relative;}
.erweima{width: 200px;display:none;position:absolute;bottom:0;left:-204px}
.wechat:hover .erweima {display: block !important;left: -230px;bottom: 16px;}
/* Back Top */
#back-top {display:none; position:fixed; right:20px; bottom:50px; z-index:20; width:50px; height:50px; border-radius: 4px; background-color: rgba(0,0,0,0.6);}
#back-top span {cursor:pointer; display:block; width:50px; height:50px; line-height: 50px; text-align: center; color: #fff;}
#back-top span i {font-size: 23px;}
@media (max-width: 768px) {
    #talks{
        display: none;
    }
}
.service_cust_mobile_main_div{
    width: 100%;
    overflow: hidden;
    border-bottom: 1px solid #ccc
}
.service_cust_mobile_main_div ul{
    padding: 0;
    width: 100%;
    height: 100%;
}
.service_cust_mobile_main_div ul li{
    list-style: none;
    float: left;
    width: 50px;
    margin: 8px;
}