@font-face{font-family:"NotoSansHans";src:url('/static/font/KaiGenGothicSC-Light.ttf') format('truetype');font-weight:300;font-style:normal}@font-face{font-family:"NotoSansHans";src:url('/static/font/KaiGenGothicSC-Medium.ttf') format('truetype');font-weight:500;font-style:normal}@font-face{font-family:"NotoSansHans";src:url('/static/font/KaiGenGothicSC-Normal.ttf') format('truetype');font-weight:normal;font-style:normal}@font-face{font-family:"NotoSansHans";src:url('/static/font/KaiGenGothicSC-Bold.ttf') format('truetype');font-weight:bold;font-style:normal}body{width:100%;height:100%;padding:0;margin:0;min-width:1440px;font-family:"NotoSansHans"}a{text-decoration:none}.container{width:1080px;margin-left:auto;margin-right:auto}.nav{height:60px;box-shadow:0 2px 4px 0 rgba(0,0,0,0.08);position:fixed;width:100%;z-index:1;background-color:white}.logo{display:inline-block}.logo img{margin-top:12px;vertical-align:middle;max-width:100%;height:36px}.download-button{width:100px;height:36px;float:right;background-color:#40a5ff;margin-top:12px;border-radius:4px}.download-button a{color:white;font-family:"NotoSansHans";font-weight:500;font-size:16px;line-height:36px;text-align:center}.nav-popup{position:relative;right:200px;width:300px;height:320px;visibility:hidden;opacity:0;padding-top:28px}.device-box{height:158px;margin-left:auto;margin-right:auto;display:block}.device-logo{width:60px;padding-top:50px;text-align:center}.device-logo img{width:30px}.device-logo .logo-text{font-size:18px;font-family:"NotoSansHans";font-weight:500;text-align:left;display:inline-block;color:#4a4e57}.qrcode-box{width:108px;height:108px;margin-left:auto;text-align:center;margin-right:auto;border-radius:4px;border:solid 1px #ececec}.qrcode-box img{width:100px;height:100px;position:relative;top:50%;transform:translateY(-50%)}.qrcode-placeholder{font-size:14px;font-family:"NotoSansHans";font-weight:500;color:#d8d8d8;position:relative;top:50%;transform:translateY(-50%)}.fadeout{-webkit-transition:all .3s linear;-moz-transition:all .3s linear;-ms-transition:all .3s linear;-o-transition:all .3s linear;transition:all .3s linear}.kindle-button{width:112px;height:36px;border-radius:4px;border:solid 1px #d8d8d8;float:right;font-size:16px;font-family:"NotoSansHans";font-weight:normal;color:#acacac;line-height:36px;margin:12px 12px;text-align:center}.banner{height:813px;background-image:url('/static/images/illustration.png');background-repeat:no-repeat;background-position-x:center;background-position-y:60px}.banner-content{padding-top:240px;padding-left:42px;text-align:left}.banner-title{font-size:36px;font-family:"NotoSansHans";font-weight:bold;line-height:36px;color:#4a4e57}.banner-sub-title{font-size:36px;line-height:36px;margin-top:16px;font-family:"NotoSansHans";font-weight:bold;color:#40a5ff}.banner-text{padding-left:0;margin-top:20px;margin-bottom:0;width:379px;height:72px;font-size:16px;font-family:"NotoSansHans";font-weight:300;font-style:normal;font-stretch:normal;line-height:1.5;letter-spacing:normal;text-align:justify;color:#acacac}.banner-kindle-button{width:150px;height:44px;border-radius:4px;background-color:#40a5ff;font-family:"NotoSansHans";font-weight:500;font-size:16px;margin-top:45px}.banner-kindle-button a{line-height:44px;text-align:center;color:white}.banner-popup{position:relative;width:300px;height:320px;visibility:hidden;opacity:0;padding-left:28px;left:154px;top:-44px}.banner-kindle-button:hover .banner-popup{visibility:visible;opacity:1}.banner-kinle-container{padding-left:222px;width:150px;height:44px}.description{display:inline-block;width:100%}.shooting-container{margin-top:55px;width:1252px;margin-left:auto;margin-right:auto}.video-placeholder{width:735px;height:735px;background-color:#d8d8d8}.shooting-text-container{float:right;width:383px;margin-top:262px;margin-right:103px}.kindle-image{width:720px;height:580px;display:inline-block}.kindle-en{background:url("/static/images/kindle_en.png") no-repeat center}.kindle-zh{background:url("/static/images/kindle.png") no-repeat center}.kindle-text-container{float:right;margin-right:88px;width:383px;margin-top:170px}.kindle-container{margin-top:100px;width:1222px;margin-left:auto;margin-right:auto;height:580px}.sharing-container{margin-top:86px;margin-left:auto;margin-right:auto;width:1440px;height:766px;background:url("/static/images/card.png") no-repeat center}.sharing-image-container{float:right}.sharing-text-container{margin-top:118px;margin-left:223px;width:330px;padding-left:43px}.description-title{font-size:36px;font-family:"NotoSansHans";font-weight:bold;color:#4a4e57;text-align:left;width:360px}.description-text{margin-top:20px;font-size:16px;font-family:"NotoSansHans";font-weight:300;line-height:1.5;text-align:justify;color:#acacac}.copyright-container{height:30px;line-height:30px;vertical-align:middle;padding-bottom:30px}.copyright{display:inline;float:left;font-size:14px;font-family:"NotoSansHans";font-weight:300;color:#acacac}.copyright a:hover,.copyright a:visited{color:#acacac}.sina{float:right}.download-button:hover .nav-popup{visibility:visible;opacity:1}footer{margin-top:140px;padding-top:9px;margin-left:90px;margin-right:90px;border-top:1px solid #ececec;min-width:1080px}.lang-popup{position:relative;float:right;top:-148px;right:60px;width:180px;visibility:hidden;opacity:0;padding-bottom:28px;font-size:16px;color:#4a4e57;font-weight:300;text-align:center;font-family:"NotoSansHans"}.lang-popup a{width:100%;height:49px;line-height:48px;display:block;color:#4a4e57}.lang-popup a:hover,.lang-popup a:visited{color:#4a4e57}.lang-picker{cursor:default;display:block;float:left;height:30px;font-size:14px;font-family:"NotoSansHans";font-weight:300;color:#acacac}.lang-picker:hover .lang-popup{visibility:visible;opacity:1}.current_lang div{float:left}.arrow{width:20px;height:20px;position:relative;top:5px;margin-top:auto;margin-bottom:auto;background:url("/static/images/arrow@1x.png") no-repeat center}.sina-icon{width:30px;height:30px;background:url("/static/images/sina.png") no-repeat center}.popup-panel{padding-left:24px;padding-right:24px;background-color:#fff;border-radius:4px;box-shadow:0 2px 4px 0 rgba(0,0,0,0.08),0 4px 16px 0 rgba(0,0,0,0.08);z-index:1}.popup-panel table{border-collapse:collapse;width:100%}.popup-panel tr{border-bottom:1px solid #ececec}.popup-panel td{padding:0;width:50%}.popup-panel tr:last-child{border-bottom:none}