#about{--header-height:74px}.about-tabs{display:flex;position:fixed;top:46px;z-index:22;width:100vw;background-color:#000}.about-tabs .about-tab{flex:1;padding:5px 0 7px 0;border-top:2px solid #000;font-size:1rem;text-align:center}.about-tabs .about-tab.active{border-color:#e71d16}.about-tabs .about-tab a{color:#fff}.about-banner{display:flex;justify-content:center;align-items:center;position:relative;margin-top:var(--header-height);width:100vw;height:46.666vw;background-image:url("https://tupian.txga.com/www/statics/wap/images/TXGA-gongsijianjie.png");background-size:100% 100%;color:#fff}.about-banner i{font-size:5rem}.about-banner .banner-title{position:absolute;left:20px;bottom:22px;font-size:1.6rem}.about-content{padding:24px 20px}.about-content article .text{margin:0 0 2em 0;font-size:1.2rem;text-indent:2em;line-height:2.4rem}.about-content article .text span{font-weight:700}.about-content .certificate-list{display:flex;flex-wrap:wrap}.about-content .certificate-list .certificate-item{display:flex;flex-direction:column;justify-content:center;align-items:center;margin-bottom:1.2rem;width:calc(calc(100vw - 40px)/ 3)}.certificate-list .certificate-item .count{height:52px;line-height:52px;font-size:1.8rem;font-weight:700;color:#e71d16}.certificate-list .certificate-item .icon{display:block;height:52px}.certificate-list .certificate-item .title{margin-top:4px;font-size:1.2rem;text-align:center}.about-content .history-box>.title{margin:1em 0;font-size:1.6rem;font-weight:700;text-align:center}.about-content .history-box>.subtitle{margin:0;text-align:center;font-size:1.2rem}.about-content .history-box .history-list{position:relative;display:flex;flex-direction:column-reverse;padding-top:20px;margin-bottom:60px}.about-content .history-box .history-list::after{display:block;position:absolute;top:0;left:44px;width:1px;height:100%;background-color:#e71d16;content:""}.history-box .history-list .history-item{display:flex;justify-content:space-between;margin-bottom:2em}.history-list .history-item .year{position:relative;margin:0;padding-top:2px;width:34px;color:#e71d16;font-size:1.4rem;font-weight:700;box-sizing:border-box}.history-list .history-item .year::after,.history-list .history-item .year::before{display:block;position:absolute;top:6px;right:-14px;width:7px;height:7px;border-radius:50%;background-color:#e71d16;content:""}.history-list .history-item .year::before{top:3px;right:-17px;width:13px;height:13px;background-color:transparent;border-radius:50%;border:1px solid #e71d16;box-sizing:border-box}.history-list .history-item .info{width:73.33vw}.history-list .history-item .info .info-title{margin:0;width:100%;font-size:1.4rem}.history-item .info .info-text{margin:1em 0 0 0;font-size:1.2rem;text-align:justify}.story-banner{margin-top:var(--header-height);padding-left:20px;padding-top:44px;width:100vw;height:224px;background-image:url("https://tupian.txga.com/www/statics/wap/images/TXGA-jingyinglinian.png");background-position:center center;background-repeat:no-repeat;background-size:100% 100%;box-sizing:border-box}.story-banner .banner-title{margin:0;font-size:2rem}.story-banner .banner-subtitle{margin:6px 0;font-size:1.4rem}.story-content{padding:0 20px 80px 20px}.story-content .text{margin:0;line-height:2.4rem;font-size:1.2rem;text-indent:2em;text-align:justify}.story-content .title{margin:32px 0 15px 0;font-size:1.4rem;color:#e71d16}.design-banner{display:flex;flex-direction:column;justify-content:center;align-items:center;margin-top:var(--header-height);width:100vw;height:150px;background-image:url("https://tupian.txga.com/www/statics/wap/images/TXGA-yanfasheji.png");background-position:center center;background-repeat:no-repeat}.design-banner .banner-title{margin:0;font-size:1.4rem;color:#fff;line-height:2em;text-align:center}.design-content{padding:0 20px 80px 20px}.design-content .title{margin:28px 0 23px 0;font-size:1.6rem;font-weight:700;text-align:center}.design-content .example-list .example-item{display:flex;margin-bottom:25px}.example-list .example-item .icon{margin-right:1rem;min-width:45px;color:#e71d16;font-size:1.4rem;font-weight:700}.example-item .info p{margin:0;font-size:1rem;line-height:2.3rem}.example-item .info p:first-child{margin-bottom:10px;font-size:1.4rem}.design-content .process-list .process-item{margin-bottom:6px;padding:1px 20px 30px 20px;color:#fff}.design-content .process-list .process-item:first-child{background-color:rgb(242 94 35 / 80%)}.design-content .process-list .process-item:nth-child(2){background-color:rgb(208 24 32 / 80%)}.design-content .process-list .process-item:last-child{background-color:rgb(45 138 151 / 80%)}.process-list .process-item .title{margin:14px 0 20px 0;font-size:1.4rem}.process-item .title span{position:relative;top:.1rem;font-size:2rem}.process-list .process-item .text{margin:0;line-height:2.265rem;text-indent:2em;text-align:justify}.service-list .service-item .title{margin:0;text-align:left;font-size:1.4rem}.service-list .service-item .text{text-align:justify}.structure-tabs{margin-top:var(--header-height)}.structure-tabs.en{margin-top:96px}.structure-tabs .structure-img-box{width:100vw;height:auto;max-height:calc(100vh - 172px);overflow-y:scroll}.structure-tabs .structure-img-box img{display:block;width:100%}