.clear{clear:both}.sidebar{width:220px;float:left;margin-right:10px;position:fixed}.sidebar ul{background:#fff}.sidebar ul li{line-height:60px}.sidebar ul li a{color:#333;padding:0 0 0 30px;opacity:.75;font-size:1.8rem}.sidebar ul li a:hover{background:#fff;opacity:1}.sidebar ul li.active a{opacity:1;background:#f5fbff;position:relative}.sidebar ul li.active a:before{content:'';width:3px;background:#388fff;height:60px;display:block;position:absolute;left:0;border-radius:2px}.sidebar .nav>li>a{background:#fff}.questions{float:left;color:#333;padding:40px 50px;background:#fff;width:calc(100% - 230px);margin-left:230px}.questions h1{font-size:2.8rem;margin:60px 0 0;padding-bottom:10px;border-bottom:solid 1px #ccc;line-height:4rem}.questions .question{margin-top:20px;font-size:1.5rem}.questions .question .book-icon{width:18px;height:18px;background:url(../Images/help/close-book.png) no-repeat;float:left;-moz-background-size:100% 100%;-o-background-size:100% 100%;-webkit-background-size:100% 100%;background-size:100% 100%}.questions .question:after{content:'';display:block;clear:both}.questions .question .q{float:left;margin-left:10px;max-width:calc(100% - 28px);cursor:pointer}.questions .question .a{display:none}.question-pop{z-index:101;padding:50px 40px;background:#fff;position:fixed;top:70px;display:none;border-radius:5px}.question-pop .close-icon{width:40px;height:40px;display:block;position:absolute;top:0;right:0;background:url(../Images/help/close-icon.png) no-repeat;cursor:pointer;-moz-background-size:100% 100%;-o-background-size:100% 100%;-webkit-background-size:100% 100%;background-size:100% 100%}.question-pop h1{font-size:2.8rem;color:#333;font-weight:bolder;line-height:48px;padding-bottom:20px;border-bottom:solid 2px #a0b0ba;margin:0}.question-pop .open-book-icon{width:48px;height:48px;background:url(../Images/help/open-book.png) no-repeat;float:left;margin-right:15px;-moz-background-size:100% 100%;-o-background-size:100% 100%;-webkit-background-size:100% 100%;background-size:100% 100%}.question-pop .content{color:#33383b;font-size:1.5rem;line-height:24px;margin-top:20px;overflow-y:auto}#mask{position:fixed;width:100%;height:100%;z-index:100;top:0;left:0;background-color:#000;opacity:.7;filter:alpha(opacity=70);overflow:hidden;display:none}.socks5-img{width:815px;margin-bottom:20px}.tutorial-link{margin-right:15px}.faq-banner-bg{height:415px;background:linear-gradient(180deg,rgba(3,113,255,0.06) 0%,rgba(56,143,255,0) 100%);padding-top:65px}.faq-banner-title{font-size:4rem;font-weight:700;line-height:48px;color:#333;margin-top:120px}.faq-banner-desc{font-size:2.6rem;line-height:37px;color:#666;margin-top:10px}.faq-banner-img{width:187px;height:auto;margin-top:66px;margin-left:42%}.faq-box-first-line{display:flex;margin:60px 0}.faq-box-second-line{display:flex;margin:0 0 100px}.faq-box-first-line .faq-box:nth-child(even),.faq-box-second-line .faq-box:nth-child(even){margin:0 60px}.faq-box{min-height:400px;background:#fff;box-shadow:0 3px 6px rgba(0,0,0,.16);border-radius:6px;text-align:center;padding:0 40px}.faq-box-img{width:60px;height:60px;margin:30px auto 20px}.faq-box-title{font-size:1.8rem;font-weight:700;line-height:21px;color:#333;margin-bottom:20px;text-align:left}.faq-box-link a{font-size:1.4rem;line-height:16px;color:#333;display:block;margin:20px 0;text-align:left;cursor:pointer}a,.btn{color:#388fff;text-decoration:none;background:0 0}a:hover,a:focus,.btn:hover,.btn:focus{color:#388fff;text-decoration:none;background:0 0}.divide-line{height:0;border-bottom:1px solid #ccc}.help-tab-div{margin-top:30px;display:flex;justify-content:space-between}.help-tab{width:134px;height:44px;border:1px solid #666;border-radius:22px;cursor:pointer;display:flex;align-items:center;justify-content:center}.help-tab:hover,.help-tab.active,.help-tab:hover span,.help-tab.active span{color:#388fff}.help-tab:hover,.help-tab.active{border:1px solid #388fff}.help-tab span{color:#666}.help-tab .iconfont{font-size:25px;color:#666;margin-left:14px}.app-tutorials h1{font-size:3.2rem;font-weight:700;line-height:38px;color:#333;margin:50px 0 30px}.app-tutorials p,.app-tutorials li{font-size:1.6rem;line-height:24px;color:#333;margin:16px 0}.app-tutorials img{margin:16px 0;max-width:100%}#apps-tutorials-ios img,#apps-tutorials-android img{max-width:40%;margin-bottom:20px}.app-tutorials .img-mr-5{margin-right:10px}#win-tab-div-content img,#linux-tab-div-content img{width:auto;height:auto;margin-bottom:50px}#mac-tab-div-content img,#cancel-recurring-content img{width:100%;height:auto;margin-bottom:50px}#mac-tab-div-content img.small-img{width:315px}#android-tab-div-content img,#ios-tab-div-content img{width:400px;height:auto;margin-bottom:50px}#scroll-top{display:inline-block;margin:50px 0 0;cursor:pointer;font-size:1.6rem;line-height:24px;color:#388fff}.faq-arrow-img{width:6px;height:10px;margin:0 10px}@media(max-width:1200px){.faq-box{height:auto}.help-tab-div{flex-wrap:wrap;justify-content:space-around}.help-tab{margin:10px}#win-tab-div-content img,#linux-tab-div-content img,#mac-tab-div-content img{width:90%;display:block;margin:0 auto 50px}#win-tab-div-content img.small-img,#mac-tab-div-content img.small-img,#android-tab-div-content img,#ios-tab-div-content img{width:315px;display:block;margin:0 auto 50px}}.faq-detail-content{background:#f2f8ff;min-height:591px;padding-bottom:190px}.faq-nav{margin-top:67px;padding-top:20px}.back-to-faq{font-size:1.4rem;line-height:16px;color:#333;cursor:pointer}.current-module{font-size:1.4rem;line-height:16px;color:#388fff}.faq-detail-content .faq-box-img{margin:30px auto}.q-h1-title{font-size:1.8rem;font-weight:700;line-height:21px;color:#333}.q-a-title{font-size:1.4rem;line-height:16px;color:#333;cursor:pointer;display:block;margin-top:20px}.back-to-faq:hover,.q-a-title:hover{background-color:#f2f8ff}.a-h1-title{font-size:3.2rem;font-weight:700;line-height:38px;color:#333}.a-p-content{font-size:1.6rem;line-height:24px;color:#333;margin-top:30px}a.active{color:#388fff}.answer-content .answer-box{display:none}.answer-content .answer-box.active{display:block}.indent{text-indent:2em}.icon-download{font-size:20px;line-height:26px;vertical-align:bottom}.linux-command{border-radius:10px;margin:16px 0 40px;padding:20px 30px;background:#e0eeff;word-wrap:break-word;word-break:break-all}@media(max-width:991px){.faq-banner-img{display:none}}@media(max-width:767px){.sidebar{margin-bottom:30px;float:none;width:auto;margin-right:0;position:relative}.questions{width:100%;padding:20px 25px;margin-left:0}.questions h1{margin-top:30px}.question-pop h1{font-size:1.8rem;line-height:28px}.socks5-img{width:100%;height:auto}.faq-box-first-line,.faq-box-second-line{flex-direction:column}.faq-box-first-line{margin:40px 0 0}.faq-box-second-line{margin:0 0 80px}.faq-box,.faq-box-first-line .faq-box:nth-child(even),.faq-box-second-line .faq-box:nth-child(even){margin:20px}.faq-box{min-height:400px}.faq-detail-content{padding:20px 20px 40px}.answer-content{margin-top:30px}.container-div{padding:10px}#apps-tutorials-ios img,#apps-tutorials-android img{max-width:60%}}@media(max-width:450px){#apps-tutorials-ios img,#apps-tutorials-android img{max-width:100%}}@media(max-width:320px){#win-tab-div-content img.small-img,#mac-tab-div-content img.small-img,#android-tab-div-content img,#ios-tab-div-content img{width:90%;display:block;margin:0 auto 50px}}