.en-intro-section1{background-color:#0a9fff;background-image:url(https://cdn.mathufo.com/h5/home/react/1751938737176/_next/static/media/banner2.182fd8ed.png);background-position:-webkit-calc(50% + 400px) bottom;background-position:-moz-calc(50% + 400px) bottom;background-position:calc(50% + 400px) bottom;background-repeat:no-repeat;background-size:auto 85%;color:#fff}@media (max-width:768px){.en-intro-section1{background-position:center 2.5rem;background-size:20rem auto}}@media (min-width:768.02px) and (max-width:1024px){.en-intro-section1{background-position:-webkit-calc(65% + 100px) bottom;background-position:-moz-calc(65% + 100px) bottom;background-position:calc(65% + 100px) bottom;background-size:auto 80%}}.intro-section1{background-image:url(https://cdn.mathufo.com/h5/home/react/1751938737176/_next/static/media/intro_bg.83ec01f1.png),-webkit-linear-gradient(bottom,#fff,#fff 60px,#673ce3 0,#673ce3 659px);background-image:url(https://cdn.mathufo.com/h5/home/react/1751938737176/_next/static/media/intro_bg.83ec01f1.png),-moz-linear-gradient(bottom,#fff 0,#fff 60px,#673ce3 60px,#673ce3 659px);background-image:url(https://cdn.mathufo.com/h5/home/react/1751938737176/_next/static/media/intro_bg.83ec01f1.png),linear-gradient(0deg,#fff,#fff 60px,#673ce3 0,#673ce3 659px);background-position:-webkit-calc(50% + 361px) -235px,bottom;background-position:-moz-calc(50% + 361px) -235px,bottom;background-position:calc(50% + 361px) -235px,bottom;background-repeat:no-repeat;background-size:auto 894px,auto 100%}@media (min-width:768.02px) and (max-width:1024px){.intro-section1{background-position:-webkit-calc(50% + 260px) -webkit-calc(100% - 10px),bottom;background-position:-moz-calc(50% + 260px) -moz-calc(100% - 10px),bottom;background-position:calc(50% + 260px) calc(100% - 10px),bottom;background-size:auto 700px,auto 100%}}@media (max-width:768px){.intro-section1{background-image:url(https://cdn.mathufo.com/h5/home/react/1751938737176/_next/static/media/intro_bg.83ec01f1.png),-webkit-gradient(linear,left bottom,left top,color-stop(0,#fff),color-stop(1.7rem,#fff),color-stop(1.7rem,#673ce3),color-stop(10rem,#673ce3));background-image:url(https://cdn.mathufo.com/h5/home/react/1751938737176/_next/static/media/intro_bg.83ec01f1.png),-webkit-linear-gradient(bottom,#fff,#fff 1.7rem,#673ce3 0,#673ce3 10rem);background-image:url(https://cdn.mathufo.com/h5/home/react/1751938737176/_next/static/media/intro_bg.83ec01f1.png),-moz-linear-gradient(bottom,#fff 0,#fff 1.7rem,#673ce3 1.7rem,#673ce3 10rem);background-image:url(https://cdn.mathufo.com/h5/home/react/1751938737176/_next/static/media/intro_bg.83ec01f1.png),linear-gradient(0deg,#fff,#fff 1.7rem,#673ce3 0,#673ce3 10rem);background-position:50% bottom,bottom;background-size:33rem auto,auto 100%}}.practice-swiper-left:after,.practice-swiper-left:before{border-radius:.6563rem;height:1rem;position:absolute;right:-1.75rem;top:5.5rem;width:2.5rem;--tw-bg-opacity:1;background-color:#80c1ff;background-color:rgba(128,193,255,var(--tw-bg-opacity));--tw-content:"";content:"";content:var(--tw-content)}.practice-swiper-left:after{bottom:5.5rem;top:auto}.practice-swiper-left.blue .practice-swiper-left-menu{--tw-bg-opacity:1;background-color:#f0f4ff;background-color:rgba(240,244,255,var(--tw-bg-opacity));--tw-text-opacity:1;color:#5f85ff;color:rgba(95,133,255,var(--tw-text-opacity))}.practice-swiper-left.blue:after,.practice-swiper-left.blue:before{--tw-bg-opacity:1;background-color:#becdff;background-color:rgba(190,205,255,var(--tw-bg-opacity))}.practice-swiper-left.green .practice-swiper-left-menu{--tw-bg-opacity:1;background-color:#ddf7f4;background-color:rgba(221,247,244,var(--tw-bg-opacity));--tw-text-opacity:1;color:#1da899;color:rgba(29,168,153,var(--tw-text-opacity))}.practice-swiper-left.green:after,.practice-swiper-left.green:before{--tw-bg-opacity:1;background-color:#59d6c9;background-color:rgba(89,214,201,var(--tw-bg-opacity))}@media (min-width:768.02px) and (max-width:1024px){.practice-swiper-left:after,.practice-swiper-left:before{height:.75rem;right:-1.4rem;top:4rem;width:2rem}.practice-swiper-left:after{bottom:4rem;top:auto}}@media (max-width:768px){.practice-swiper-left:after,.practice-swiper-left:before{height:.5rem;right:-1.12rem;top:2rem;width:1.5rem}.practice-swiper-left:after{bottom:2rem;top:auto}}.expand-nav-item.active{--tw-bg-opacity:1;background-color:#2cacff;background-color:rgba(44,172,255,var(--tw-bg-opacity));--tw-text-opacity:1;color:#fff;color:rgba(255,255,255,var(--tw-text-opacity))}.expand-nav-item:nth-child(2).active{--tw-bg-opacity:1;background-color:#5279f8;background-color:rgba(82,121,248,var(--tw-bg-opacity))}.expand-nav-item:nth-child(3).active{--tw-bg-opacity:1;background-color:#2dc9b8;background-color:rgba(45,201,184,var(--tw-bg-opacity))}