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auto;display:flex;border-top:.0625rem solid rgba(255,255,255,.7);align-items:center;justify-content:space-between}.teacher-team-nav .item{text-align:center;min-width:8.4375rem;position:relative;line-height:4rem;cursor:pointer}.teacher-team-nav .item::before{content:'';background-color:#1544f3;position:absolute;width:100%;height:.3125rem;left:50%;transition:all .35s;top:-.0625rem;transform:translate(-50%,0) scaleX(0)}.teacher-team-nav .item.on::before{transform:translate(-50%,0) scaleX(1)}.teacher-team-nav .item:hover:not(.on)::before{transform:translate(-50%,0) scaleX(1)}.teacher-team-swiper{display:none}.teacher-team-swiper.on{display:block}.teacher-team-swiper .swiper-slide{height:39.375rem;pointer-events:none}.teacher-team-swiper .swiper-slide-active{z-index:2}.teacher-team-swiper .swiper-button-prev,.teacher-team-swiper .swiper-button-next{width:2.625rem;height:2.625rem;background:#fff;border-radius:50%;background-repeat:no-repeat;background-position:center center;background-size:2rem 2rem;top:80%}.teacher-team-swiper .swiper-button-prev:before,.teacher-team-swiper .swiper-button-prev:after,.teacher-team-swiper .swiper-button-next:before,.teacher-team-swiper .swiper-button-next:after{display:none}.teacher-team-swiper .swiper-button-prev svg,.teacher-team-swiper .swiper-button-next svg{position:absolute;width:2rem;height:2rem;top:50%;left:50%;transform:translate(-50%,-50%)}.teacher-team-swiper .swiper-button-prev path,.teacher-team-swiper .swiper-button-next path{fill:#1544f3}.teacher-team-swiper .swiper-button-prev:hover,.teacher-team-swiper .swiper-button-next:hover{background:#1544f3}.teacher-team-swiper .swiper-button-prev:hover path,.teacher-team-swiper .swiper-button-next:hover path{fill:#fff}.teacher-team-swiper .swiper-button-prev{left:35%}.teacher-team-swiper .swiper-button-next{right:35%}.teacher-team-swiper .item{text-align:center;display:block}.teacher-team-swiper .item .img{width:9.375rem;height:9.375rem;margin:8.125rem auto 9.375rem;position:relative}.teacher-team-swiper .item .img img{width:6.25rem;height:6.25rem;border-radius:50%;object-fit:cover;position:absolute;left:50%;transition:all .35s;top:50%;transform:translate(-50%,-50%);cursor:pointer;pointer-events:auto}.teacher-team-swiper .item .text{visibility:hidden;opacity:0;transform:translateY(20%);transition:all .35s;pointer-events:auto}.teacher-team-swiper .item .text .name{font-size:1.75rem;color:#fff;width:100%;margin-bottom:.625rem}.teacher-team-swiper .item .text .zw{width:100%;margin-bottom:.625rem}.teacher-team-swiper .item .text .des{width:100%;margin-bottom:1.25rem;display:none}.teacher-team-swiper .item .text .com-btn-line{margin-left:auto;margin-right:auto}.teacher-team-swiper .item[rel=i0] .img img{width:25rem;height:25rem}.teacher-team-swiper .item[rel=i0] .text{transform:translateY(0%);opacity:1;visibility:visible}.teacher-team-swiper .item[rel=i1] .img{margin-left:0}.teacher-team-swiper .item[rel=i1] .img 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.swiper-button-next:before,.teacher-lecture .swiper-button-next:after{display:none}.teacher-lecture .swiper-button-prev svg,.teacher-lecture .swiper-button-next svg{position:absolute;width:2rem;height:2rem;top:50%;left:50%;transform:translate(-50%,-50%)}.teacher-lecture .swiper-button-prev:hover path,.teacher-lecture .swiper-button-next:hover path{fill:#1544f3}.teacher-lecture .swiper-button-prev{left:5rem}.teacher-lecture .swiper-button-next{right:auto;left:8.125rem}.teacher-lecture .com-title{color:#000;padding-left:5rem}.teacher-lecture .com-title h2{line-height:1.4}.teacher-lecture .com-title h2 label{display:block;font-size:2rem}.teacher-lecture .swiper-slide .teacher-lecture-item{opacity:0}.teacher-lecture .swiper-slide.swiper-slide-active .teacher-lecture-item{opacity:1}.teacher-lecture-item{user-select:none;background-color:#fff}.teacher-lecture-item .base{display:flex;justify-content:space-between;padding:0 5rem 5rem}.teacher-lecture-item .base .tx{width:28.75rem;height:38.5625rem;background-color:#202337;border:solid .0625rem #fff;position:relative}.teacher-lecture-item .base .tx img{position:relative}.teacher-lecture-item .base .tx::before{content:'';position:absolute;width:26.75rem;height:38.5rem;background-color:#1544f3;right:-1.125rem;bottom:-1.125rem}.teacher-lecture-item .base .com-btn-line{margin-top:1.875rem}.teacher-lecture-item .base .texts{width:40.625rem;padding-top:6.25rem;color:rgba(65,60,60,.7)}.teacher-lecture-item .base .texts h2{display:flex;color:#0f1128;align-items:center;line-height:1;margin-bottom:4.375rem;position:relative}.teacher-lecture-item .base .texts h2::after{content:'';width:6.25rem;height:.375rem;position:absolute;left:0;background:linear-gradient(to right,#c00adb 0,#aa08e7 100%);bottom:-1.875rem}.teacher-lecture-item .base .texts h3{color:#0f1128;font-size:1.45rem;margin-bottom:.5rem;font-weight:700}.teacher-lecture-item .base .texts p{font-size:.9375rem;margin-bottom:.625rem}.teacher-lecture-item .base .texts.sp-title{padding-top:0rem}.teacher-lecture-item .base .texts.sp-title:before{content:"";display:block;width:8.75rem;height:8.75rem;margin-bottom:1.25rem;background:url(https://image.ndhy.com/ue/teacher/teacher_title_white_20250226.png) no-repeat;background-size:contain}.teacher-lecture-item .base .lecture-name{font-size:2rem;font-weight:700;flex-shrink:0}.teacher-lecture-item .base .lecture-split{width:.0625rem;height:1.625rem;border-left:solid .3125rem #202337;margin-left:1.25rem;margin-right:1.25rem}.teacher-lecture-item .base .lecture-zw{position:relative;top:-.125rem;font-weight:700;font-size:1.25rem;line-height:1.5rem}.teacher-lecture-item .imgs{display:none}.teacher-lecture-item .imgs .img-col{width:25%;height:36.125rem}.teacher-lecture-item .imgs .img{width:100%;height:100%;position:relative}.teacher-lecture-item .imgs .img .des-tip{position:absolute;bottom:20px;text-align:right;color:#fff;right:20px}.teacher-lecture-item .imgs .img img{width:100%;display:block;object-fit:cover;outline:.0625rem solid #ddd;height:100%}.teacher-lecture-item .imgs .img.img2{height:50%}.teacher-lecture-item .imgs .img.img3{height:29.5625rem}.teacher-pop{position:fixed;background-color:rgba(0,0,0,.2);-webkit-backdrop-filter:blur(0.875rem);backdrop-filter:blur(0.875rem);width:100%;height:100%;z-index:20;top:0;display:none;align-items:center;justify-content:center;left:0}.teacher-pop-hd{position:relative;height:3.75rem;line-height:3.75rem;background:linear-gradient(to right,#ef03a6 0,#7e18f5 50%,#9613b7 100%);font-size:2.1875rem;font-weight:700;color:#fff;padding:0 1.625rem}.teacher-pop.on{display:flex}.teacher-pop-close{position:absolute;right:1rem;top:50%;z-index:21;cursor:pointer;transform:translate(0,-43%)}.teacher-pop-close svg{width:2.5rem}.teacher-pop .wrap{height:80%;width:72%;position:relative;margin:auto}.teacher-pop 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.sub-title{margin-bottom:1rem}.course-topBanner .com-title .sub-intro{font-size:1.25rem;margin-bottom:1.5rem;color:rgba(255,255,255,.7);display:flex;align-items:center;justify-content:center}.course-topBanner .com-title .sub-intro2{font-size:1.25rem;margin-bottom:1.5rem;color:rgba(255,255,255,.7)}.course-topBanner .com-title .sub-intro span,.course-topBanner .com-title .sub-intro2 span,.course-topBanner .com-title .sub-intro2 em{padding-left:1.3rem;position:relative}.course-topBanner .com-title .sub-intro span+span{margin-left:4rem}.course-topBanner .com-title .sub-intro span::before,.course-topBanner .com-title .sub-intro2 span::before{content:'';display:block;width:.8rem;height:.8rem;background-color:rgba(255,255,255,.7);border-radius:50%;position:absolute;left:0;top:50%;transform:translateY(calc(-50% + 0.1rem))}.course-topBanner .com-title .sub-intro2 em:before{content:'';display:block;width:0;height:0;border-width:.4rem .6rem;border-style:solid;border-color:transparent transparent 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svg{display:block;width:1rem;height:1rem;margin-left:3px;fill:rgba(255,255,255,.7)}.f-column-box{display:flex;flex-wrap:wrap;box-sizing:border-box}.f-intro-box{flex:1 1 45%;margin:10px 0;box-sizing:border-box;padding-right:20px}.teacher-lecture-item .base .texts h3.n-title span,.f-intro-box a{-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;text-fill-color:transparent;background-image:linear-gradient(135deg,#892cc8 0,#c338bf 100%)}.f-intro-box a:hover{background-image:linear-gradient(180deg,#c338bf 0,#892cc8 100%)}.teacher-pop .teacher-lecture-item .content .base .sp{margin-top:-20px}.teacher-pop .teacher-lecture-item .content .base .sp h3{margin-bottom:5px}.ico-logo{width:13rem}.ico{background-size:auto 100%!important}.home-advantage-texts .flex-line{display:flex}.home-advantage-texts .flex-line .item:first-child{width:35%}.home-advantage-texts .item p{width:100%;max-width:fit-content;margin-top:1rem}.home-advantage-texts .flex-line .item:nth-child(2){flex:1}.teacher-lecture-intro-item .name{display:flex;align-items:center}.teacher-icon-white{display:block;width:6rem;height:6rem;background:url(https://image.ndhy.com/ue/teacher/teacher_title_white_20250226.png) no-repeat center;background-size:contain;margin-left:1cqi}