@media (min-width:1300px){.container{max-width:1280px}}#first{padding-top:0px}.bnr{position:relative;text-align:center;background:linear-gradient(180deg, rgba(255,255,255,0) 58%, #F7F7FF 100%)}.bnr-top{padding:144px 0 80px 0;position:relative;overflow:hidden}.bnr h1{position:relative;font-size:56px;font-weight:800;line-height:56px;text-align:center;color:#0F0F0F;z-index:2}.bnr .bg{position:absolute;left:50%;top:50%;transform:translate(-50%, -50%);z-index:-1}.bnr p{font-size:20px;color:#0F0F0F;padding-top:16px}.bnr a{font-weight:bold;color:#000}@media (max-width:767px){.bnr strong{font-size:40px;margin-bottom:30px}.main h2{padding:24px 0;font-size:24px !important}}.top-zhe{position:fixed;top:0;z-index:99;left:0;width:100%;height:24px}.top-zhe.remove{display:none !important}.lightbox{display:none;position:fixed;top:0;left:0;width:100%;height:100%;z-index:10000}.lightbox .lightbox-content{position:absolute;top:50%;left:50%;transform:translate(-50%, -50%);text-align:center;z-index:10000}.lightbox .close{position:absolute;top:-70px;width:48px;height:48px;right:-100px;cursor:pointer;background:url(/resource/images/help/ub-help-ic-img-close-48@2x.png) no-repeat;background-size:100% 100%}.lightbox .lightbox-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background-color:rgba(0,0,0,0.8);z-index:9999}.feedback{padding-top:64px}.feedback .clickNo .box{display:block}.feedback .clickNo .box textarea{background:#FFFFFF;border-radius:4px 4px 4px 4px;height:120px;padding:12px;border:1px solid #E6E8E9;resize:none}.feedback .clickNo .box #feedback-title{font-weight:400}.feedback .box{border-radius:12px;background:#F9FAFD;border:1px solid #EDEDF1;padding:32px 40px;display:flex;justify-content:space-between;align-items:center;width:100%}.feedback #feedback-title{font-size:20px;font-weight:600}.feedback #feedback-title>p:nth-child(1){font-size:24px;background:linear-gradient(123deg, #3BAAFF 10%, #5B5FFF 38%, #5757FF 61%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;padding-bottom:8px}.feedback #feedback-title span{font-size:16px;font-weight:400}.feedback #feedback-title.gou::before{margin-right:10px;vertical-align:-14px;content:'';display:inline-block;width:40px;height:40px;background:url(/resource/images/help/ub-help-ic-thank-40@2x.png) no-repeat;background-size:100% 100%;top:13px}.feedback #feedback-title>p:nth-child(2){font-size:16px;font-weight:400}.feedback .helpful-btn-list a{color:#000;font-size:20px;margin:0 30px}.feedback .helpful-btn-list a::after{display:block;content:'';width:24px;height:24px;background:url(/resource/images/help/ub-help-ic-yes-24-blue@2x.png);background-size:100% 100%;position:absolute;opacity:0}.feedback .helpful-btn-list a::before{display:inline-block;content:'';width:24px;margin-right:5px;height:24px;vertical-align:middle;background:url(/resource/images/help/ub-help-ic-yes-24-black@2x.png) no-repeat;background-size:100% 100%}.feedback .helpful-btn-list a:nth-child(1):hover{color:#2258F6}.feedback .helpful-btn-list a:nth-child(1):hover::before{background-image:url(/resource/images/help/ub-help-ic-yes-24-blue@2x.png);transform:rotate3d(360, 0, 0, 180deg)}.feedback .helpful-btn-list a:nth-child(2):hover{color:#2258F6}.feedback .helpful-btn-list a:nth-child(2):hover::before{background-image:url(/resource/images/help/ub-help-ic-yes-24-blue@2x.png);transform:none}.feedback .helpful-btn-list a:nth-child(2)::before{transform:rotate3d(360, 0, 0, 180deg)}.feedback #feedback-form{margin-top:30px;position:relative}.feedback #character-counter{position:absolute;color:#7d7d7d;bottom:95px;font-size:12px;left:10px;font-family:'Myriad Pro',Segoe UI,"Helvetica Neue",Helvetica,Arial,sans-serif}.feedback #feedback-form button{width:120px;height:48px;background:#2258F6;border-radius:288px 288px 288px 288px;border:none;color:#fff;font-size:18px;cursor:pointer}.feedback #feedback-form a{color:#2258F6}.feedback #feedback-form #feedback-cancel{color:#2258F6;width:auto;background:transparent;margin-left:20px;cursor:pointer}.feedback #feedback-form #feedback-cancel:hover{text-decoration:underline}.feedback #feedback-form p{margin:5px auto 10px}.feedback #feedback-form a:hover{text-decoration:underline !important}@media (max-width:767px){.feedback{width:100%;float:none}.feedback .box{text-align:center;width:100%;float:none;flex-direction:column}.feedback .box.clickNo textarea{width:100%}}@media (max-width:600px){.feedback .box{padding:30px 20px;flex-direction:column}.feedback #character-counter{position:relative;bottom:26px}.feedback #feedback-title{font-size:16px}.feedback #feedback-title.gou::before{margin-right:10px;zoom:.5}}.main{padding:40px 0 120px}.main .tt{display:none}.main .left{float:left;min-width:260px;width:260px;height:90vh;overflow:auto;padding-right:24px;position:sticky;top:80px}.main .left::-webkit-scrollbar{width:4px;height:10px;border-radius:50px 50px 50px 50px}.main .left::-webkit-scrollbar-thumb{background:#E6E8E9}.main .left .panel{margin-bottom:20px}.main .left .panel-heading{cursor:pointer;font-size:18px;font-weight:bold}.main .left .sub-panel{cursor:pointer}.main .left .sub-panel::before{content:'>';display:inline-block;vertical-align:0px;opacity:1;transition:all .5s}.main .left .sub-panel.tail::before{transform:rotate(90deg)}.main .left .panel-child{cursor:pointer}.main .left .panel-child::before{content:'>';display:inline-block;vertical-align:0px;opacity:1;transition:all .5s}.main .left .panel-collapse{padding-top:8px}.main .left .panel-collapse li{line-height:22px}.main .left .panel-collapse li:not(:last-child){margin-bottom:8px}.main .left .panel-collapse li a{display:inline-block;width:100%;font-size:14px;font-weight:400;color:#000000;line-height:22px;padding:8px 0}.main .left .panel-collapse li a:hover{background:linear-gradient(270deg, rgba(96,81,255,0.1) 0%, rgba(96,81,255,0) 100%);box-sizing:border-box;border-width:0px 4px 0px 0px;border-style:solid;border-color:#6051FF;color:#6051FF;font-weight:bold}.main .left .panel-collapse li.active{background:rgba(34,88,246,0.1);padding:4px 0 4px 20px;border-radius:4px 4px 4px 4px;height:auto;line-height:normal;margin-left:-20px}.main .list-paddingleft-2 li{position:relative;padding-left:10px}.main .list-paddingleft-2 li::before{content:'';display:block;width:4px;height:4px;background:#000;border-radius:50%;position:absolute;left:0;top:15px}.main .right{float:right;border-left:1px solid #EDEDF1;width:calc(100% - 260px);max-width:1020px;padding:0 10px 0 40px;position:relative}.main .right::-webkit-scrollbar{width:4px;height:10px;border-radius:50px 50px 50px 50px}.main .right::-webkit-scrollbar-thumb{background:#E6E8E9}.main .right h1{font-size:48px;margin-bottom:24px;margin-top:20px;line-height:1.25}.main .right h2{font-size:48px;font-weight:800;padding:68px 0 24px 0;color:#111112}.main .right h3{font-size:20px;margin-bottom:5px;line-height:26px}.main .right h4{font-size:18px;margin-bottom:5px;line-height:24px}.main .right .txt-box{margin-bottom:30px}.main .right .txt-box li{line-height:32px}.main .right p.des{line-height:32px;margin-bottom:30px}.main .right .img-box{margin-bottom:30px}.main .right .img-box img{max-width:82.5%;height:auto}.main .right .tips{border-radius:8px;line-height:38px;background:#FFF7F2;position:relative;padding-left:15px;margin-bottom:30px}.main .right .tips::before{content:'';display:block;position:absolute;left:0;top:0;width:5px;height:100%;background:#FF5900;border-radius:2px}.main .right .wrap{padding-top:40px}.main .right .wrap p{margin-top:13px;margin-bottom:13px;line-height:32px;word-wrap:break-word}.main .right .wrap p a:hover{text-decoration:underline !important}.main .top.zhe{position:fixed;background:#fff;width:100%;top:20px;padding:5px 0 20px;z-index:99}.main .top.zhe::after{content:'';position:absolute;display:block;width:10px;height:100%;top:0;left:-10px;background:#fff}.main .top.zhe.remove{display:none !important}.main .breadcrumb{display:flex;font-size:14px}.main .breadcrumb li{margin-right:5px;color:#5D5D63}.main .breadcrumb a{color:#0F0F0F}.main .perfectly{margin-top:40px;padding:40px;background:#FFFFFF;box-shadow:0 10px 20px 0 rgba(0,0,0,0.05);border-radius:24px 24px 24px 24px;border:1px solid #E6E8E9}.main .perfectly .perfectly-cont{display:flex}.main .perfectly .perfectly-cont .perfectly-ul li{line-height:26px}.main .perfectly .perfectly-cont .perfectly-ul li::before{content:'';display:inline-block;width:16px;height:16px;background:url(/resource/ft/images/help/ub-ft-help-ic-gou-16-black@2x.png) no-repeat;background-size:100% 100%;vertical-align:-3px}.main .perfectly .perfectly-cont h5{margin-bottom:25px}.main .perfectly .perfectly-cont h5::before{display:inline-block;content:'';width:24px;height:24px;vertical-align:-6px;margin-right:8px}.main .perfectly .perfectly-cont>div{width:50%}.main .perfectly .perfectly-cont .devices{padding-right:60px;border-right:1px solid rgba(0,0,0,0.1)}.main .perfectly .perfectly-cont .devices h5::before{background:url(/resource/ft/images/help/ub-ft-help-ic-Devices-24-black@2x.png) no-repeat;background-size:100% 100%}.main .perfectly .perfectly-cont .versions{padding-left:60px}.main .perfectly .perfectly-cont .versions h5::before{background:url(/resource/ft/images/help/ub-ft-help-ic-ios-24-black@2x.png) no-repeat;background-size:100% 100%}.main .perfectly h4{font-size:24px;line-height:30px;margin-bottom:40px}#summary p{font-size:16px;color:#000;line-height:32px;margin-bottom:24px}#summary #post-date{font-size:14px;font-weight:700;color:#000}#summary #post-date a{color:#000;text-decoration:underline !important}#summary #post-date img{vertical-align:-13px;border-radius:50%;margin-right:12px}#summary #post-date #post-by{margin-right:20px}@media (max-width:500px){.lightbox .close{top:-30px;width:19px;height:19px;right:-30px}.lightbox .lightbox-content{width:80%}}@media (max-width:767px){.banner strong{font-size:32px}.banner strong+p.sub-des{font-size:14px}.top-zhe{display:none !important}.main{position:relative;padding-bottom:60px}.main .left{float:none;max-width:none;position:static;width:100%;border-radius:4px 4px 4px 4px;border:1px solid #CFCFCF;margin-bottom:40px;margin-top:40px;height:auto}.main .left .tt{border-radius:4px 4px 4px 4px;opacity:1;display:block;font-size:16px;font-weight:600;line-height:46px;padding-left:15px;position:relative}.main .left .tt.check{border-bottom:1px solid #CFCFCF}.main .left .tt.check::after{transform:rotate(180deg) translateY(50%)}.main .left .bao{display:none;background:#FFFFFF;border-radius:0 0 4px 4px;padding:16px}.main .left .panel-heading{background:#EFEFEF;border-radius:4px 4px 4px 4px;opacity:1;padding:10px 14px;font-size:16px}.main .left .panel-heading::before{display:none}.main .left .panel-collapse li{font-size:16px}.main .left .panel-collapse li.active{background:none}.main .left .panel-collapse li.active a{font-weight:600}.main .right{float:none;margin:auto;padding-left:0;border:none;width:100%}.main .right h1{font-size:30px}.main .right h3{font-size:16px}.main .right .wrap{padding-top:0 !important}.main .right .left{margin-bottom:0}.main .top{position:absolute;top:20px}.main .breadcrumb{align-items:center;flex-wrap:wrap;margin-bottom:20px}.main .top,.main .top.zhe{position:static !important;padding:0;top:0;background:transparent;width:100%}.main .top::after,.main .top.zhe::after{display:none}}@media (max-width:467px){.main .top,.main .top.zhe{top:-104px}.main{padding-bottom:40px;padding-top:20px}.main .container{padding-top:40px}.main .left{margin:0 auto 15px}.main .right h3{margin-bottom:8px}.main .right .txt-box{margin-bottom:15px}.main .right .txt-box li{line-height:18px}.main .right p.des{line-height:18px;margin-bottom:15px}.main .right .img-box{margin-bottom:20px}.main .right .img-box img{max-width:100%}.main .right h4{font-size:12px}.main .right .tips{margin-bottom:15px;padding:3px 15px;line-height:18px}}.interval-12{margin-bottom:12px !important}.interval-24{margin-bottom:24px !important}.interval-40{margin-bottom:40px !important}.interval-60{margin-bottom:60px !important}@media (max-width:767px){.interval-12{margin-bottom:8px !important}.interval-24{margin-bottom:12px !important}.interval-40{margin-bottom:20px !important}.interval-60{margin-bottom:30px !important}}@media (max-width:600px){.feedback #feedback-title.gou::before{vertical-align:-9px}.feedback .box{align-items:flex-start;text-align:left}.feedback .helpful-btn-list a{margin:0}#unuseful-btn{margin-left:20px}}@media (max-width:500px){#summary #post-date img{margin-right:3px}#summary #post-date #post-by{margin-right:8px}.feedback .clickNo .box textarea{max-width:100%}}.phone-left{display:none}@media (max-width:767px){.pc-left{display:none}.phone-left{display:block}.main .left{padding-right:0}}.main .right .wrap p{text-align:left !important}