.online-service {position: fixed;_position: absolute;_top: expression(eval(document.documentElement.scrollTop+document.documentElement.clientHeight)-250+"px");top: 200px;right: 0px;z-index: 999999;display: block;background: #0660f6;border-top-left-radius: 7px;border-bottom-left-radius: 7px;}.online-service .item {position: relative;margin-bottom: 10px;}.online-service .item .item-icon {display: block;cursor: pointer;background: url(../images/online_ser_0.png) no-repeat ;width: 50px;height: 50px;border-radius: 4px;box-sizing: border-box;}.online-service .item .item-icon.chat {background-position: right -81px;}.online-service .item .item-icon.qq {background-position: right -33px;}.online-service .item .item-icon.weixin {background-position: right -128px;}.online-service .item .item-icon.tel {background-position: right.-160px;}.online-service .item .item-icon.email {background-position: right -250px;}.online-service .item.active .item-icon {background-color: ;}.online-service .item.active .item-icon.chat {background-position: right -85;}.online-service .item.active .item-icon.qq {background-position: right -33px;}.online-service .item.active .item-icon.weixin {background-position: right -128px;}.online-service .item.active .item-icon.tel {background-position: left -40px;}.online-service .item.active .item-icon.email {background-position: right -250px;}.online-service .item .pop-box {display: none;position: absolute;right: 100%;top: 0;text-align: right;width:280px;height: 350px;}.online-service .item .item-box {background: url(../images/online_ser_1.jpg) no-repeat ;background-size: 280px 350px;margin-right: 10px;padding: 10px;border-radius: 2px;box-sizing: border-box;box-shadow: 0 0 9px 0 rgba(0,0,0,0.1);color: #666666;}.online-service .item .qq-box {padding: 10px 20px 0 10px;}.online-service .item .qq-box .qq {display: block;position: relative;line-height: 34px;padding-left: 44px;white-space: nowrap;margin-bottom: 10px;color: #666;text-align: left;font-size: 14px;}.online-service .item .qq-box .qq ap {font-size: 13px;}.online-service .item .qq-box .qq .qq-icon {display: inline-block;width: 34px;height: 34px;background: url(../images/online_ser_0.png) no-repeat 4px -264px;transition: all .2s;border-radius: 50%;position: absolute;left: 0;top: 0;}.online-service .item .qq-box .qq:hover .qq-icon {background-position: 4px -264px;}.online-service .item .weixin-box {padding: 10px 15px 0 10px;}.online-service .item .weixin-box .weixin {display: block;position: relative;line-height: 20px;white-space: nowrap;margin-bottom: 5px;color: #666;text-align: left;}.online-service .item .weixin-box .ab {text-align: center;font-size: 16px;margin-bottom: 5px;}.online-service .item .weixin-box img {width: 200px;}.online-service .item .weixin-box p {text-align: center;font-size: 14px;padding-bottom: 20px;}.online-service .item .weixin-box .weixin .weixin-icon {display: inline-block;width: 34px;height: 34px;transition: all .2s;border-radius: 50%;position: absolute;left: 0;top: 0;}.online-service .item .weixin-box .weixin:hover .weixin-icon {background-position: 4px -264px;}.online-service .item .tel-box {white-space: nowrap;font-size: 14px;text-align: left;line-height: 40px;}.online-service .item .tel-box ap {white-space: nowrap;font-size: 13px;text-align: right;line-height: 10px;padding-top: 0px;}.online-service .item .chat-box {float: right;white-space: nowrap;font-size: 14px;margin-right: 0px;margin-top: 5px;text-align: right;line-height: 40px;background-color: #0660f6;width: 100px;color: #ffffff;}.online-service .item .chat-box a {color: #ffffff;}.online-service .go-top {display: none;}.online-service .go-top .go-btn {display: block;background: url(../images/online_ser_0.png) no-repeat right -215px;border-radius: 4px;box-sizing: border-box;width: 50px;height: 50px;}.online-service .go-top .go-btn:hover {background-position: right -215px;background-color: ;}