.left-nav-wrapper{  position: fixed;top: 80px;}.answer-block ul{margin-top:20px}.answer-block ul li{list-style-type:disc;list-style-position:inside;margin-bottom:30px}.help-body-wrapper .pdt20{padding-top:20px}.help-body-wrapper .pdb20{padding-bottom:20px}.help-body-wrapper .help-body{margin:0 auto;width:1080px}.left-nav-wrapper .nav-block{border-bottom:1px solid #e7e7e7;height:auto;width:265px}.help-body-wrapper .qa-wrapper{margin-left:280px;width:730px;}.qa-wrapper .details{margin:20px 0 0;position:relative}.qa-wrapper .qa-answer-wrapper{margin:0 0 35px}.answer-block .answer-title{border-bottom:1px solid #ddd;color:#e07601;font-size:20px;line-height:40px}.answer-block ul li .title{font-size:18px;font-weight:700}.answer-block ul li p.content{line-height:30px;margin:5px 0;text-indent:15px}.left-nav-wrapper .nav-block .title{border:1px solid #e7e7e7;color:#333;font-size:15px;height:40px;line-height:40px;padding-left:20px}.left-nav-wrapper .nav-block .question{background-color:#f9f9f9;border-left:1px solid #e7e7e7;border-right:1px solid #e7e7e7;color:#666;font-size:15px;height:35px;line-height:35px;padding-left:20px}.qa-wrapper .connect-us .header-tips{border-bottom:1px dashed #d6d6d6;color:#666;height:30px}.qa-wrapper .details .ways-block{margin-bottom:20px;position:relative;width:350px}.qa-wrapper .details .info{font-size:16px;margin:10px 20px}.qa-wrapper .details .ways-title{color:#999;font-size:15px}.qa-wrapper .details .ways-content{color:#333;font-size:18px}.qa-wrapper .details .ways-block .weixin-fuwuhao,.qa-wrapper .details .ways-block .weixin-dingyuehao{display:none;height:200px;position:absolute;right:-30px;top:0;width:200px;z-index:100;border:1px solid #cdcdcd}