* {
    margin: 0;
    padding: 0;
}

html {
    overflow: -moz-hidden-unscrollable;
    height: 100%;
}

body::-webkit-scrollbar {
    display: none;
}

body {
    -ms-overflow-style: none;
    width: 100vw;
    overflow: auto;
}

.n-item {
    overflow: hidden;
    width: 100vw;
    height: 100vh;
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center;
}


/* 顶部导航栏 */

.ys_header {
    position: absolute;
    top: 0;
}

.n-nav {
    position: fixed;
    top: 0;
    height: 60px;
    width: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    z-index: 2;
}

.n-menu {
    height: 100%;
    width: 1600px;
    margin: 0 auto;
    display: flex;
    flex-direction: row;
    justify-content: space-between;
}

.n-menu-left {
    display: flex;
    flex-direction: row;
    align-items: center;
}

.n-menu-left li a {
    display: inline-block;
    font-weight: 400;
    font-size: 14px;
    color: #D5D5D5;
}

.n-menu-left li a:hover {
    color: #DA0030;
}

.n-menu-left li:first-child a img {
    margin-top: -2px;
}

.n-menu-left li::after {
    content: '>';
    display: inline-block;
    font-weight: 400;
    font-size: 14px;
    color: #D5D5D5;
    margin: 0 10px;
}

.n-menu-left li:last-child a {
    padding-top: 1px;
    color: #D5D5D5;
}

.n-menu-left li:last-child::after {
    display: none;
}

.n-menu-right {
    display: flex;
    flex-direction: row;
    align-items: center;
}

.n-menu-right li {
    font-weight: 400;
    font-size: 14px;
    color: #D5D5D5;
    margin-right: 24px;
    cursor: pointer;
}

.n-menu-right li:last-child {
    margin-right: 0;
}

.n-menu-right .n-nav-active {
    color: #FFFFFF;
    font-weight: 700;
    border-bottom: 1px solid #DA0030;
}


/* 正文开始 */


/* 通用样式 */

.n-project-page {
    position: relative;
    width: 100vw;
    height: 100vh;
}

#n-mainSwiper {
    width: 100vw;
    height: 100vh;
}

.n-page-content {
    position: absolute;
    top: 53%;
    transform: translateY(-50%);
    width: 1600px;
    left: calc((100% - 1600px)/2);
    text-align: center;
}

.n-page-title h2 {
    font-weight: 700;
    font-size: 48px;
}

.n-page-title h3 {
    font-weight: 700;
    font-size: 48px;
}

.n-page-title h4 {
    margin-top: 18px;
    font-size: 30px;
}

.n-page-title p {
    margin-top: 18px;
    font-weight: 290;
    font-size: 16px;
    line-height: 150%;
}

.n-page-title .desc-p-b {
    color: #385075;
}


/* page1 */

#n-page1 {
    background-image: url(../RJ-img/1-1.png);
    background-position: right;
}

.n-page1-title {
    position: absolute;
    top: 45%;
    transform: translateY(-50%);
    color: #FFFFFF;
    width: 1600px;
    left: calc((100% - 1600px)/2);
}

.n-page1-title h1 {
    font-size: 60px;
    font-weight: 700;
    line-height: 150%;
}

.n-page1-title h2 {
    font-size: 36px;
    font-weight: 400;
    line-height: 150%;
}

.n-page1-btn {
    display: inline-block;
    padding: 8px 36px;
    background: #DA0030;
    border-radius: 4px;
    margin-top: 32px;
    font-size: 18px;
}

.n-arrow {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    bottom: 50px;
    font-size: 14px;
    color: #FFFFFF;
}

.n-arrow img {
    margin-top: 10px;
    animation: n-arrow-ani 1.5s ease-in-out infinite;
}

@keyframes n-arrow-ani {
    0% {
        transform: translateY(10px);
    }
    50% {
        transform: translateY(-10px);
    }
    100% {
        transform: translateY(10px);
    }
}


/* page2 */

#n-page2 {
    background-image: url(../RJ-img/bg-w.png);
}

#n-page2 .n-page-content img {
    width: 1136px;
}

#n-page2 .n-page-title {
    margin-top: 60px;
    color: #385075;
}

#n-page2 .n-page-title p {
    margin-top: 12px;
}


/* page3 */

#n-page3 {
    background-image: url(../RJ-img/bg-b.png);
}

#n-page3 .n-page-title {
    color: #FFFFFF;
}

.n-page3-content {
    display: flex;
    flex-direction: row;
    justify-content: space-evenly;
    align-items: center;
    margin-top: 92px;
}

.n-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    max-width: 235px;
}

.n-step img {
    height: 407px;
}

.n-step-desc {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 140px;
    height: 85px;
    position: relative;
    margin-top: 30px;
    color: #FFFFFF;
}

.n-step-desc::before {
    content: 'STEP';
    top: 0;
    left: 0;
    position: absolute;
    font-weight: 700;
    font-size: 56px;
    line-height: 150%;
    text-align: center;
    color: rgba(55, 160, 220, 0.07);
    z-index: 1;
}

.n-step-desc b {
    z-index: 2;
    font-size: 16px;
}

.n-step-desc p {
    z-index: 2;
    margin-top: 3px;
    font-size: 12px;
}

.n-step-next {
    margin-top: -120px;
}


/* page4 */

#n-page4 {
    background-image: url(../RJ-img/bg-w.png);
}

#n-page4 .n-page-title {
    color: #173150;
}

.n-page4-content {
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
}

.n-page4-content img {
    height: 616px;
}

.n-page4-content .n-step-next {
    margin-top: -60px;
}

.n-page4-content .n-step-next img {
    width: 84px;
}


/* page5 */

#n-page5 {
    background-image: url(../RJ-img/bg-w.png);
}

#n-page5 .n-page-title {
    color: #173150;
}

.n-page5-content {
    margin-top: 48px;
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
}

.n-page5-content img {
    height: 590px;
}

.n-page5-content .n-step-next {
    margin-top: -60px;
}

.n-page5-content .n-step-next img {
    width: 80px;
}


/* page6 */

#n-page6 {
    background-image: url(../RJ-img/bg-b.png);
}

#n-page6 .n-page-title {
    color: #FFFFFF;
}

#n-page6 .n-page-content img {
    margin-top: 56px;
    width: 1182px;
}


/* page7 */

#n-page7 {
    background-image: url(../RJ-img/bg-b.png);
}

#n-page7 .n-page-title {
    color: #FFFFFF;
}

.n-page7-video {
    width: 1229px;
    position: relative;
    margin: 60px auto 0 auto
}

.n-page7-video img {
    vertical-align: top;
    position: relative;
    z-index: 2;
    inset: -20px;
}

.n-page7-video video {
    width: 1229px;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
}


/* page8 */

#n-page8 {
    background-image: url(../RJ-img/bg-b.png);
}

#n-page8 .n-page-title {
    color: #FFFFFF;
}

.n-page8-content {
    margin-top: 66px;
    display: flex;
    justify-content: space-evenly;
}

.n-page8-content img:first-child {
    height: 580px;
}

.n-page8-content img:nth-child(2) {
    margin-top: -150px;
    width: 76px;
}

.n-page8-content img:last-child {
    height: 582px;
}


/* page9 */

#n-page9 {
    background-image: url(../RJ-img/bg-b.png);
}

#n-page9 img {
    margin-top: 48px;
    width: 1567px;
}

#n-page9 .n-page-title {
    color: #FFFFFF;
}


/* 应用案例 */

.n-list .n-page-title {
    margin-top: 64px;
    font-weight: 700;
    font-size: 28px;
    line-height: 36px;
    color: #292929;
    text-align: center;
}

.n-example {
    width: 282px;
}

.n-example img {
    width: 282px;
}

#exampleSwiper {
    transform: translateX(34px);
    width: 1192px;
    margin: 58px auto 120px auto;
}

.n-example h4 {
    margin-top: 24px;
    font-weight: 700;
    font-size: 20px;
    line-height: 150%;
    color: #292929;
}

.n-example h5 {
    margin-top: 4px;
    font-weight: 400;
    font-size: 14px;
    line-height: 150%;
    color: #7D7D7D;
}

.n-list {
    position: relative;
}

.n-arrowarea {
    top: 50%;
    transform: translateY(-50%);
    width: 1496px;
    position: absolute;
    left: calc((100% - 1496px)/2);
}

.swiper-button-prev:after,
.swiper-button-next:after {
    display: none;
}

#examplePrev,
#exampleNext {
    width: 50px;
    height: 50px;
    background-size: 50px 50px;
    outline: none;
}

#exampleNext {
    background-image: url(../RJ-img/next.svg);
}

#examplePrev {
    background-image: url(../RJ-img/prev.svg);
    left: 90px;
}


/* 常见问题 */

.n-question {
    width: 1200px;
    margin: 68px auto 0 auto;
}

.n-question h2 {
    font-weight: 700;
    font-size: 28px;
    line-height: 36px;
    text-align: center;
    color: #292929;
}

.n-question b {
    font-weight: 700;
    font-size: 14px;
    line-height: 150%;
    color: #292929;
}

.n-question h5 {
    margin-top: 12px;
    font-weight: 400;
    font-size: 14px;
    line-height: 150%;
    color: #292929;
}

.n-question div:nth-child(2) {
    margin-top: 64px;
}

.n-question hr {
    margin: 18px 0;
}


/* 资料下载 */

.n-download {
    width: 1200px;
    margin: 90px auto 120px auto;
}

.n-download hr {
    margin: 24px 0;
}

.n-download h2 {
    margin-top: 90px;
    font-weight: 700;
    font-size: 28px;
    line-height: 36px;
    text-align: center;
    color: #292929;
}

.n-download-classify {
    margin-top: 24px;
    display: inline-block;
    padding: 6px 16px;
    background-color: #DA0030;
    font-size: 12px;
    color: #FFFFFF;
    border-radius: 4px;
}

.n-download-btn {
    margin-top: 24px;
    display: flex;
    flex-direction: row;
    align-items: center;
    font-weight: 400;
    font-size: 14px;
    color: #292929;
    cursor: pointer;
    width: 200px;
}

.n-download-btn img {
    margin-right: 8px;
}


/* page10 */

#n-page10 {
    background-image: url(../RJ-img/bg-w.png);
}

#n-page10 .n-page-title {
    color: #173150;
}

.n-page10-content {
    display: flex;
    flex-direction: row;
    margin-top: 62px;
    justify-content: space-evenly;
}

.n-key {
    position: relative;
}

.n-key img {
    height: 588px;
}

.n-key h3 {
    text-align: left;
    top: 44px;
    right: 32px;
    position: absolute;
    font-weight: 700;
    font-size: 28px;
    line-height: 150%;
    color: #173150;
}

.n-key ul {
    top: 170px;
    right: 30px;
    position: absolute;
}

.n-key ul li:first-child {
    margin-top: 0;
}

.n-key ul li {
    list-style: disc;
    text-align: left;
    font-weight: 290;
    font-size: 16px;
    line-height: 150%;
    color: #7D7D7D;
    max-width: 330px;
    margin-top: 12px;
}

.n-key p {
    position: absolute;
    font-weight: 700;
    font-size: 28px;
    line-height: 150%;
    color: #FFFFFF;
    max-width: 312px;
    bottom: 46px;
    left: calc((100% - 312px)/2);
    text-align: left;
}


/* 隐藏移动端 */

.n-mobile-page {
    display: none;
}

@media screen and (max-width:1700px) and (min-width:1400px) {
    .n-menu {
        width: 1400px;
    }
    .n-page-title h2 {
        font-weight: 700;
        font-size: 40px;
    }
    .n-page-title h3 {
        font-weight: 700;
        font-size: 36px;
    }
    .n-page-title h4 {
        font-size: 24px;
    }
    .n-page-content {
        position: absolute;
        top: 53%;
        transform: translateY(-50%);
        width: 1400px;
        left: calc((100% - 1400px)/2);
        text-align: center;
    }
    .n-page1-title {
        width: 1300px;
        left: calc((100% - 1300px)/2);
    }
    .n-page1-title h1 {
        font-size: 52px;
    }
    .n-page1-title h2 {
        font-size: 28px;
    }
    #n-page2 .n-page-content img {
        width: 900px;
    }
    #n-page2 .n-page-title {
        margin-top: 24px;
    }
    .n-page3-content {
        margin-top: 48px;
    }
    .n-step img {
        height: 340px;
    }
    .n-step-desc {
        margin-top: 12px;
    }
    .n-page4-content img {
        height: 450px;
    }
    .n-page4-content .n-step-next img {
        width: 60px;
    }
    .n-page5-content img {
        height: 440px;
    }
    .n-page5-content {
        margin-top: 12px;
    }
    #n-page6 .n-page-content img {
        margin-top: 24px;
        width: 900px;
    }
    #n-page7 .n-page-content {
        top: 55%;
    }
    .n-page7-video {
        width: 900px;
        margin: 20px auto 0 auto
    }
    .n-page7-video img {
        width: 935px;
        inset: -14px;
    }
    .n-page7-video video {
        width: 896px;
    }
    .n-page8-content {
        margin-top: 36px;
        display: flex;
        justify-content: space-evenly;
    }
    .n-page8-content img:first-child {
        height: 420px;
    }
    .n-page8-content img:nth-child(2) {
        margin-top: -70px;
        width: 56px;
    }
    .n-page8-content img:last-child {
        height: 422px;
    }
    #n-page9 img {
        margin-top: 36px;
        width: 1160px;
    }
    #exampleSwiper {
        transform: translateX(0);
        width: 1192px;
        margin: 58px auto 120px auto;
    }
    .n-arrowarea {
        top: 50%;
        transform: translateY(-50%);
        width: 1400px;
        position: absolute;
        left: calc((100% - 1400px)/2);
    }
    #examplePrev {
        left: 40px;
    }
    #exampleNext {
        right: 40px;
    }
    .n-page10-content {
        margin-top: 32px;
    }
    .n-key {
        position: relative;
    }
    .n-key img {
        height: 520px;
    }
    .n-key h3 {
        top: 38px;
        right: 32px;
        font-size: 24px;
    }
    .n-key ul {
        top: 150px;
        right: 20px;
    }
    .n-key ul li {
        font-size: 14px;
        max-width: 300px;
    }
    .n-key p {
        font-size: 24px;
        max-width: 270px;
        bottom: 42px;
        left: calc((100% - 270px)/2);
    }
}

@media screen and (max-width:1399px) and (min-width:1200px) {
    .n-page1-title {
        width: 1000px;
        left: calc((100% - 1000px)/2);
    }
    .n-page1-title h1 {
        font-size: 36px;
    }
    .n-page1-title h2 {
        font-size: 22px;
    }
    .n-page1-btn {
        margin-top: 24px;
        font-size: 14px;
    }
    .n-menu {
        width: 1200px;
    }
    #n-page2 .n-page-content img {
        width: 700px;
    }
    #n-page2 .n-page-title {
        margin-top: 0px;
    }
    .n-page-title h2 {
        font-size: 24px;
    }
    .n-page-title h3,
    .n-download h2 {
        font-size: 24px;
    }
    .n-page-title h4 {
        font-size: 18px;
    }
    .n-page-title p {
        font-size: 12px;
    }
    .n-step img {
        height: 240px;
    }
    .n-page-content {
        width: 1200px;
        left: calc((100% - 1200px)/2);
        top: 55%;
    }
    .n-page3-content {
        width: 1000px;
        margin: 20px auto 0 auto;
    }
    .n-step-desc {
        margin-top: 4px;
    }
    .n-menu-left li a {
        font-size: 12px;
    }
    .n-menu-right li {
        font-size: 12px;
    }
    .n-page4-content img {
        height: 350px;
    }
    .n-page4-content .n-step-next img,
    .n-page5-content .n-step-next img {
        width: 40px;
    }
    .n-page5-content img {
        height: 400px;
    }
    .n-page5-content {
        margin-top: 12px;
    }
    #n-page6 .n-page-content img {
        margin-top: 12px;
        width: 850px;
    }
    .n-page7-video {
        width: 700px;
        margin: 30px auto 0 auto
    }
    .n-page7-video img {
        width: 735px;
        inset: -14px;
    }
    .n-page7-video video {
        width: 700px;
    }
    .n-page8-content {
        margin-top: 36px;
        display: flex;
        justify-content: space-evenly;
    }
    .n-page8-content img:first-child {
        height: 420px;
    }
    .n-page8-content img:nth-child(2) {
        margin-top: -70px;
        width: 56px;
    }
    .n-page8-content img:last-child {
        height: 422px;
    }
    #n-page9 img {
        margin-top: 36px;
        width: 1060px;
    }
    #exampleSwiper {
        transform: translateX(0);
        width: 1192px;
        margin: 58px auto 200px auto;
    }
    .n-arrowarea {
        top: 110%;
        width: 220px;
        position: absolute;
        left: calc((100% - 220px)/2);
    }
    #examplePrev {
        left: 40px;
    }
    #exampleNext {
        right: 40px;
    }
    .n-page10-content {
        margin-top: 48px;
    }
    .n-key {
        position: relative;
    }
    .n-key img {
        height: 420px;
    }
    .n-key h3 {
        top: 34px;
        right: 32px;
        font-size: 18px;
    }
    .n-key ul {
        top: 110px;
        right: 30px;
    }
    .n-key ul li {
        font-size: 12px;
        max-width: 220px;
    }
    .n-key p {
        font-size: 18px;
        max-width: 200px;
        bottom: 42px;
        left: calc((100% - 200px)/2);
    }
}

@media screen and (max-width:750px) {
    .n-nav {
        display: none;
    }
    .n-project-page {
        display: none;
    }
    .n-mobile-page {
        margin-top: 60px;
        display: block;
    }
    .n-page-info {
        position: relative;
    }
    .n-mobile-page .n-page-content {
        width: 100%;
        position: unset;
        display: unset;
    }
    .n-mobile-page .n-page-title {
        width: 22.8125rem;
        position: absolute;
        left: calc((100% - 22.8125rem)/2);
        text-align: center;
    }
    .n-mobile-page .n-page-title h1 {
        font-weight: 700;
        padding-top: 2.5rem;
        line-height: 150%;
        font-size: 1.4375rem;
    }
    .n-mobile-page .n-page-title h5 {
        font-weight: 400;
        margin: .5625rem auto 0 auto;
        line-height: 150%;
        font-size: 1rem;
    }
    #n-page-1 .n-page-title h1 {
        font-size: 2.375rem;
    }
    #n-page-1 .n-page-title h5 {
        margin-top: 0;
        font-size: 1.375rem;
    }
    .custom-dom-p {
        width: 19.9375rem;
        left: calc((100% - 19.9375rem)/2);
        position: absolute;
        font-size: .75rem;
        text-align: center;
        margin-top: -21.875rem;
    }
    #n-page-3 .custom-dom-p {
        margin-top: 0;
        top: 10.625rem;
    }
    #n-page-4 .custom-dom-p {
        margin-top: 0;
        top: 11.25rem;
    }
    #n-page-5 .custom-dom-p {
        margin-top: 0;
        top: 11.5625rem;
    }
    #n-page-6 .custom-dom-p {
        margin-top: 0;
        top: 9.375rem;
    }
    #n-page-7 .custom-dom-p {
        margin-top: 0;
        top: 9.375rem;
    }
    #n-page-8 .custom-dom-p {
        margin-top: 0;
        top: 9.375rem;
    }
    #n-page-9 .custom-dom-p {
        margin-top: 0;
        top: 7.5rem;
    }
    .n-examples {
        display: flex;
        flex-wrap: wrap;
        position: absolute;
        width: 19.6875rem;
        left: calc((100% - 19.6875rem)/2);
        justify-content: space-between;
        top: 6.5625rem;
    }
    .n-examples a {
        color: unset;
        max-width: 8.8125rem;
        text-align: left;
    }
    .n-examples a img {
        width: 8.8125rem;
    }
    .n-examples a h4 {
        margin-top: .75rem;
        font-weight: 700;
        font-size: .625rem;
        line-height: 150%;
        color: #292929;
    }
    .n-examples a h5 {
        margin-top: .125rem;
        font-weight: 400;
        font-size: .4375rem;
        line-height: 150%;
        color: #7D7D7D;
    }
    .n-examples a {
        margin-top: 2.8125rem;
    }
    .n-examples a:first-child,
    .n-examples a:nth-child(2) {
        margin-top: 0;
    }
    .n-list {
        display: none;
    }
    .n-question {
        width: 21.875rem;
    }
    .n-download {
        width: 21.875rem;
    }
    .n-question b {
        font-size: .75rem;
    }
    .n-question h5 {
        font-size: .75rem;
    }
    .n-download-classify {
        padding: .25rem .625rem;
        font-size: .625rem;
    }
    .n-download-btn {
        width: 9.375rem;
    }
    .n-download-btn img {
        width: 1.5rem;
        margin-right: .375rem;
    }
    .n-download-btn p {
        font-size: .625rem;
    }
    .custom-btn {
        width: 20.4375rem;
        height: 2.25rem;
        background: #DA0030;
        border-radius: 4px;
        font-size: .875rem;
        position: absolute;
        left: calc((100% - 20.4375rem)/2);
        bottom: 2.0625rem;
        display: flex;
        justify-content: center;
        align-items: center;
    }
}