* {
  margin: 0;
  padding: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-weight: normal;
}
li{list-style:none}
img{border:none;}
/*在线客服*/
.OnlineService_Bg {width:40px;overflow:hidden;position:fixed;right:5px;bottom:40px;z-index:10;}
.OnlineService_Box {width:100%;overflow:hidden;}
.OnlineService_Phone {width:50px;height:50px;}
.OnlineService_Phone a {display:block;width:50px;height:33px;padding-top:57px;line-height:30px;font-size:16px;text-align:center; background-image:url(1.png);background-repeat:no-repeat;background-size: 35px;cursor:pointer;text-decoration:none; }
.OnlineService_Phone2 {width:50px;height:50px;}
.OnlineService_Phone2 a {display:block;width:50px;height:33px;padding-top:57px;line-height:30px;font-size:16px;text-align:center; background-image:url(3.png);background-repeat:no-repeat;background-size: 35px;cursor:pointer;text-decoration:none; } 
.OnlineService_Phone3 {width:50px;height:50px;}
.OnlineService_Phone3 a {display:block;width:50px;height:33px;padding-top:57px;line-height:30px;font-size:16px;text-align:center; background-image:url(2.png);background-repeat:no-repeat;background-size: 35px;cursor:pointer;text-decoration:none; }