.banner:before,.nav-bar:after{content:"";display:block;bottom:0;left:0}.about-nav,.main-content{max-width:1260px;margin:auto}.banner{height:600px;line-height:600px;text-align:center;font-size:60px;color:#fff;position:relative;overflow:hidden}.banner:before{position:absolute;top:0;right:0;background-size:cover;background-repeat:no-repeat;background-position:center;background-image:url(../image/ab-banner.jpg);transform:scale(1);transition:transform .5s;z-index:-1}.banner:hover:before{transform:scale(1.1)}.nav-bar{top:0;background:#fff;position:sticky;z-index:10;transition:all .4s}.nav-bar:after{width:100%;border-bottom:1px solid #f8f8f8;position:absolute}.sticktop{box-shadow:0 0 20px rgba(0,0,0,.2)}.about-nav{display:flex;background:#fff}.about-nav a{display:block;padding:26px 0;flex:1;text-align:center;color:#333;position:relative;z-index:1;transition:background .5s}.ab-b,.about-cover1,.about2 .content1 .list,.about2 .list{display:flex}.about-nav a:hover{background:#f4f4f4}#activeAb1 a#forAbout1,#activeAb2 a#forAbout2,#activeAb3 a#forAbout3,#activeAb4 a#forAbout4{background:#5439f5;color:#fff}.ab-b{width:377px;height:73px;border-radius:37px 37px 37px 4px;color:#fff;justify-content:center;align-items:center}.ab-b:not(:last-child){margin-bottom:10px}.ab-content{font-size:14px}.ab-title{font-size:30px;margin-right:20px}.about-cover1{align-self:center;flex-direction:column;align-items:flex-end}.about2{background-size:contain;background-position:center;background-repeat:no-repeat;max-width:100%;color:#fff}.about2 .content1,.about2 .content2{color:#333;padding:40px 0 0 70px;min-height:240px;background:#fff;border-radius:10px}.about2 .block-content{max-width:1260px;margin:auto;display:flex;flex-wrap:wrap}.about2 .content1{max-width:1260px;margin:auto auto 30px;flex:1}.about2 .content1:first-child{margin-right:30px}.about2 .content2{width:100%}.about2-title{font-size:18px;font-weight:600;line-height:1}.about2-title span{font-size:40px;padding-right:10px}.about2 .list{flex-wrap:wrap;margin:0;padding:0;font-size:14px;list-style:none}.about2 .list li:before{display:inline-block;margin-right:.5em;transform-origin:center}.about2 .list li{margin-top:26px;width:50%}.content1:first-child{background-image:url(../image/about3/5.png);background-repeat:no-repeat;background-position:right bottom}.content1:first-child .list li{width:100%}.workplace{padding-bottom:0}.workplace .item{padding:0 10px;margin-top:20px;overflow:hidden}.workplace .item .image-wraper{height:370px;position:relative;overflow:hidden}.workplace .item .image-wraper div{height:100%;width:100%;background-size:cover;background-position:center;background-repeat:no-repeat;transition:transform .5s}.workplace .item .image-wraper div:hover{transform:scale(1.1);z-index:2}@media screen and (max-width:1100px){.content1{margin-right:0!important;width:100%!important;flex:auto!important}.about2 .list li{width:100%;line-height:1.5em}.content1,.content2{padding-bottom:40px!important;padding-left:40px!important;padding-right:40px!important;text-align:justify}.content1:first-child{background-image:none}}@media screen and (max-width:900px){.about-nav a{padding:15px 0}.about-cover1{padding:50px 0 10px!important}.banner{font-size:30px;height:300px;line-height:300px}.main-title{font-size:34px!important}.ab-b{width:300px;height:50px;border-radius:37px 37px 37px 4px;color:#fff;display:flex;justify-content:flex-start;align-items:center;transform:none!important;padding-left:1.5em}.ab-title{font-size:20px;margin-right:10px}.ab-content{font-size:12px}}