.tongc {
    max-width: 1560px;
    width: 96%;
    margin-left: auto;
    margin-right: auto;
}

.nc1 {
    position: relative;
}

.nc1 .img img {
    width: 100%;
}

.nc1 .zi {
    position: absolute;
    max-width: 480px;
    display: flex;
    align-items: center;
    top: 0;
    left: 18.75vw;
    height: 100%;
}

@media (max-width: 560px) {
    .nc1 .zi {
        left: 10%;
        width: 80%;
    }
}

.nc1 .zi h3 {
    font-size: 49px;
    color: #1b1b1b;
    font-weight: 600;
}

@media (max-width: 780px) {
    .nc1 .zi h3 {
        font-size: 24px;
    }
}

.nc1 .zi dd {
    line-height: 36px;
    font-size: 18px;
    color: #1b1b1b;
    margin-top: 46px;
}

@media (max-width: 780px) {
    .nc1 .zi dd {
        font-size: 14px;
        line-height: 24px;
        margin-top: 16px;
    }
}

h2.btnx {
    text-align: center;
    font-weight: 600;
    font-size: 48px;
    color: #1b1b1b;
    line-height: 1;
}

@media (max-width: 780px) {
    h2.btnx {
        font-size: 24px;
    }
}

h2.btnx dd {
    font-size: 18px;
    line-height: 36px;
    color: #1b1b1b;
    max-width: 754px;
    margin-left: auto;
    margin-right: auto;
    font-weight: 500;
    margin-top: 50px;
}

@media (max-width: 780px) {
    h2.btnx dd {
        font-size: 14px;
        line-height: 24px;
        margin-top: 14px;
    }
}

.nc2 {
    margin-top: 135px;
}

@media (max-width: 780px) {
    .nc2 {
        margin-top: 60px;
    }
}

.nc2 .con2 {
    margin-top: 22px;
}

@media (max-width: 560px) {
    .nc2 .con2 {
        margin-top: 10px;
    }
}

.nc2 .con2 img {
    width: 100%;
}

.nc2 .con {
    position: relative;
    margin-top: 110px;
}

@media (max-width: 780px) {
    .nc2 .con {
        margin-top: 50px;
    }
}

.nc2 .con .img img {
    width: 100%;
}

.nc2 .coveredx {
    position: absolute;
    left: 0;
    top: 0;
    display: block;
    width: 100%;
    height: 100%;
    background-repeat: no-repeat;
    background-position: 50%;
    background-size: 100%;
}

.nc2 .coveredx .changeable {
    /*border-right: 3px solid white !important;*/
    border-right: 1px solid white !important;
}

@media (max-width: 780px) {
    .nc2 .coveredx .changeable {
        border-right: 1px solid white !important;
    }
}

.nc3 {
    margin-top: 170px;
    margin-bottom: 130px;
}

@media (max-width: 780px) {
    .nc3 {
        margin-top: 70px;
        margin-bottom: 50px;
    }
}

.nc3 .list2 {
    margin-top: 64px;
    display: flex;
    justify-content: space-between;
}

.nc3 .list2 li {
    width: 49%;
}

.nc3 .list2 li img {
    max-width: 100%;
}

.nc4 .list2 {
    position: relative;
}

.nc4 .list2 li {
    position: relative;
}

.nc4 .list2 li .img img {
    display: block;
    width: 100%;
}

.nc4 .list2 li .zi {
    color: #1b1b1b;
    position: absolute;
    top: 0;
    height: 100%;
    left: 12.9%;
    display: flex;
    align-items: center;
}

@media (max-width: 560px) {
    .nc4 .list2 li .zi {
        left: 10%;
        width: 80%;
    }
}

.nc4 .list2 li .zi h3 {
    font-size: 48px;
    font-weight: 600;
}

@media (max-width: 780px) {
    .nc4 .list2 li .zi h3 {
        font-size: 24px;
    }
}

.nc4 .list2 li .zi dd {
    font-size: 18px;
    line-height: 36px;
    margin-top: 44px;
    max-width: 526px;
}

@media (max-width: 780px) {
    .nc4 .list2 li .zi dd {
        margin-top: 14px;
        font-size: 14px;
        line-height: 24px;
    }
}

.nc4 .list2 .owl-dots {
    position: absolute;
    bottom: 4.427vw;
    right: 10.416vw;
}

.nc4 .list2 .owl-dots button {
    width: 15px;
    height: 15px;
    margin-left: 24px;
    float: left;
    border-radius: 100px;
    background: rgba(255, 255, 255, 0.6);
}

@media (max-width: 560px) {
    .nc4 .list2 .owl-dots button {
        margin-left: 12px;
    }
}

.nc4 .list2 .owl-dots button.active {
    background: white;
}

.nc5 {
    background: #fbfbfb;
    padding-top: 86px;
    padding-bottom: 36px;
}

@media (max-width: 780px) {
    .nc5 {
        padding-top: 40px;
        padding-bottom: 18px;
    }
}

.nc5 h2 {
    font-size: 48px;
    color: #1b1b1b;
    font-weight: 600;
    text-align: center;
}

@media (max-width: 780px) {
    .nc5 h2 {
        font-size: 24px;
    }
}

.nc5 .list2 {
    margin-top: 68px;
    display: flex;
    flex-wrap: wrap;
}

@media (max-width: 780px) {
    .nc5 .list2 {
        margin-top: 34px;
        justify-content: space-between;
    }
}

.nc5 .list2 li {
    position: relative;
    margin-bottom: 34px;
    width: 23.9%;
    margin-right: 1.46%;
}

@media (max-width: 780px) {
    .nc5 .list2 li {
        margin-bottom: 14px;
        width: 49%;
        margin-right: 0;
    }
}

.nc5 .list2 li .img {
    overflow: hidden;
}

.nc5 .list2 li .img img {
    transition-duration: .3s;
    width: 100%;
}

.nc5 .list2 li h3 {
    font-size: 18px;
    color: #000000;
    padding: 0 1.6vw;
    position: absolute;
    bottom: 20px;
    left: 0;
}

@media (max-width: 780px) {
    .nc5 .list2 li h3 {
        font-size: 14px;
    }
}

.nc5 .list2 li:hover .img img {
    transform: scale(1.1);
}

.nc5 .list2 li:nth-child(4n) {
    margin-right: 0;
}

.allx {
    transition-duration: 1s;
    opacity: 0;
}

.active .allx {
    opacity: 1;
}

.topx {
    transform: translateY(-200px);
}

.active .topx {
    transform: translateY(0px);
}

@media (min-width: 1300px) {
    .nc6 {
        background: url(../images/nb2.png) no-repeat 50% 0;
        height: 998px;
        padding-top: 283px;
    }
}

.nc6 .con {
    max-width: 1200px;
    width: 96%;
    margin-left: auto;
    margin-right: auto;
    position: relative;
}

@media (max-width: 1300px) {
    .nc6 .con {
        display: none;
    }
}

.nc6 .con .nc6-1 h3 {
    font-size: 48px;
    color: #323232;
    font-weight: 600;
}

.nc6 .con .nc6-1 dd {
    line-height: 36px;
    font-size: 18px;
    color: #323232;
    margin-top: 44px;
    max-width: 512px;
}

.nc6 .con .nc6-2 {
    margin-right: 113px;
    width: 540px;
    height: 319px;
    overflow: hidden;
}

.nc6 .con .list1 li {
    position: absolute;
    line-height: 56px;
    color: #fff;
    font-size: 24px;
    text-align: center;
    width: 192px;
}

.nc6 .con .list1 li:nth-child(1) {
    background: url(../images/n1.png) no-repeat 50%;
    top: 289px;
    left: 0;
}

.nc6 .con .list1 li:nth-child(2) {
    background: url(../images/n2.png) no-repeat 50%;
    top: 196px;
    left: 418px;
}

.nc6 .con .list1 li:nth-child(3) {
    background: url(../images/n3.png) no-repeat 50%;
    width: 292px;
    top: 364px;
    right: 0;
}

.nc6 .con2 {
    display: none;
}

@media (max-width: 1300px) {
    .nc6 .con2 {
        display: block;
    }
}

.nc6 .con2 img {
    width: 100%;
}

.nc7 {
    margin-top: 150px;
    margin-bottom: 170px;
}

@media (max-width: 780px) {
    .nc7 {
        margin-top: 50px;
        margin-bottom: 70px;
    }
}

.nc7 .list2 {
    position: relative;
}

.nc7 .list2 li {
    position: relative;
}

.nc7 .list2 li .img img {
    width: 100%;
}

.nc7 .list2 li .zi {
    position: absolute;
    left: 6.14vw;
    top: 16.4583vw;
}

.nc7 .list2 li .zi h3 {
    font-size: 48px;
    color: #323232;
    font-weight: 600;
}

@media (max-width: 780px) {
    .nc7 .list2 li .zi h3 {
        font-size: 24px;
    }
}

.nc7 .list2 li .zi dd {
    line-height: 36px;
    font-size: 18px;
    color: #323232;
    margin-top: 44px;
    max-width: 392px;
}

@media (max-width: 780px) {
    .nc7 .list2 li .zi dd {
        font-size: 14px;
        margin-top: 14px;
        line-height: 24px;
    }
}

.nc7 .list2 .owl-dots {
    position: absolute;
    bottom: 3.125vw;
    right: 3.125vw;
}

.nc7 .list2 .owl-dots button {
    width: 15px;
    height: 15px;
    margin-left: 24px;
    float: left;
    border-radius: 100px;
    background: rgba(255, 255, 255, 0.6);
}

@media (max-width: 560px) {
    .nc7 .list2 .owl-dots button {
        margin-left: 12px;
    }
}

.nc7 .list2 .owl-dots button.active {
    background: white;
}

.nc8 {
    background: #f6f6f6;
    padding-top: 152px;
}

.nc8.nc11 {
    padding-bottom: 100px;
}

@media (max-width: 780px) {
    .nc8.nc11 {
        padding-bottom: 0;
    }
}

.nc8.nc12 {
    padding-top: 82px;
    background: #fff;
    padding-bottom: 40px;
}

@media (max-width: 780px) {
    .nc8.nc12 {
        padding-top: 50px;
    }
}

.nc8.nc12 h2.btnx dd {
    max-width: 700px;
}

.nc8.nc12 .list2 {
    margin-top: 60px;
}

@media (max-width: 780px) {
    .nc8.nc12 .list2 {
        margin-top: 40px;
    }
}

@media (max-width: 780px) {
    .nc8 {
        padding-top: 50px;
    }
}

.nc8 .list2 {
    margin-top: 76px;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

@media (max-width: 780px) {
    .nc8 .list2 {
        margin-top: 40px;
    }
}

.nc8 .list2 li {
    position: relative;
    margin-bottom: 52px;
    width: 48%;
}

@media (max-width: 780px) {
    .nc8 .list2 li {
        margin-bottom: 20px;
    }
}

.nc8 .list2 li .img {
    overflow: hidden;
}

.nc8 .list2 li .img img {
    width: 100%;
    transition-duration: .3s;
}

.nc8 .list2 li h3 {
    font-size: 30px;
    color: #fff;
    position: absolute;
    bottom: 2.29vw;
    left: 0;
    padding: 0 2.8125vw;
}

@media (max-width: 780px) {
    .nc8 .list2 li h3 {
        font-size: 16px;
    }
}

.nc8 .list2 li:hover .img img {
    transform: scale(1.1);
}

.nc9 {
    position: relative;
}

.nc9 .img img {
    width: 100%;
}

.nc9 .zi {
    position: absolute;
    max-width: 480px;
    display: flex;
    align-items: center;
    top: 0;
    left: 8.3%;
    height: 100%;
}

@media (max-width: 560px) {
    .nc9 .zi {
        left: 10%;
        width: 80%;
    }
}

.nc9 .zi h3 {
    font-size: 49px;
    color: #fff;
    font-weight: 600;
}

@media (max-width: 780px) {
    .nc9 .zi h3 {
        font-size: 24px;
    }
}

.nc9 .zi dd {
    line-height: 36px;
    font-size: 18px;
    color: #fff;
    margin-top: 46px;
}

@media (max-width: 780px) {
    .nc9 .zi dd {
        font-size: 14px;
        line-height: 24px;
        margin-top: 16px;
    }
}

.nc10 {
    margin-top: 108px;
    margin-bottom: 122px;
}

@media (max-width: 780px) {
    .nc10 {
        margin-top: 50px;
        margin-bottom: 50px;
    }
}

.nc10 .list2 {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}

.nc10 .list2 li {
    width: 49%;
    position: relative;
}

@media (max-width: 560px) {
    .nc10 .list2 li {
        width: 100%;
    }
    .nc10 .list2 li:nth-child(1) {
        margin-bottom: 20px;
    }
}

.nc10 .list2 li .tu {
    position: relative;
}

.nc10 .list2 li .tu img {
    width: 100%;
}

.nc10 .list2 li .img {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
}

.nc10 .list2 li .img img {
    width: 100%;
    transition-duration: .3s;
    position: absolute;
}

.nc10 .list2 li .img img.img1 {
    opacity: 1;
}

.nc10 .list2 li .img img.img2 {
    opacity: 0;
}

.nc10 .list2 li h3 {
    font-weight: 600;
    color: #ffffff;
    position: absolute;
    bottom: 4.375vw;
    left: 0;
    padding: 0 3.64583vw;
    line-height: 60px;
    height: 120px;
    font-size: 36px;
}

@media (max-width: 780px) {
    .nc10 .list2 li h3 {
        font-size: 20px;
        line-height: 40px;
        height: 80px;
    }
}

.nc10 .list2 li:hover .img img.img1 {
    opacity: 0;
}

.nc10 .list2 li:hover .img img.img2 {
    opacity: 1;
}

.nc12 {
    position: relative;
}

.nc12 video {
    display: block;
    margin: 0;
    padding: 0;
}

.nc12 .zi {
    position: absolute;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #fff;
    top: 0;
    left: 0;
    height: 100%;
    width: 100%;
}

.nc12 .zi h2 p {
    font-size: 30px;
}

@media (max-width: 780px) {
    .nc12 .zi h2 p {
        font-size: 16px;
    }
}

.nc12 .zi h2 b {
    display: block;
    font-size: 48px;
    margin-top: 20px;
}

@media (max-width: 780px) {
    .nc12 .zi h2 b {
        font-size: 24px;
        margin-top: 14px;
    }
}

.nc12 .zi a {
    font-size: 24px;
    color: #fff;
    /*margin-top: 50px;*/
    margin-top: 144px;
    display: block;
}

@media (max-width: 780px) {
    .nc12 .zi a {
        font-size: 12px;
        margin-top: 144px;
    }
}

.nc12 .zi a img {
    margin-left: 10px;
}

.nc13 {
    margin-top: 98px;
    margin-bottom: 97px;
}

@media (max-width: 780px) {
    .nc13 {
        margin-top: 50px;
        margin-bottom: 50px;
    }
}

.nc13 .con {
    margin-top: 89px;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

@media (max-width: 780px) {
    .nc13 .con {
        margin-top: 45px;
    }
}

.nc13 .con .ccx {
    width: 48%;
}

@media (max-width: 780px) {
    .nc13 .con .ccx {
        width: 100%;
    }
    .nc13 .con .ccx:nth-child(1) {
        margin-bottom: 20px;
    }
}

.nc13 .con .ccx .con1 {
    position: relative;
    overflow: hidden;
}

.nc13 .con .ccx .img img {
    max-width: 100%;
}

.nc13 .con .ccx .coveredx1 {
    position: absolute;
    left: 0;
    top: 0;
    display: block;
    width: 100%;
    height: 100%;
    background-repeat: no-repeat;
    background-position: 50%;
    background-size: 100%;
}

.nc13 .con .ccx .coveredx1 .changeable {
    border-right: 1px solid white !important;
}

.nc13 .con .ccx .coveredx2 {
    position: absolute;
    left: 0;
    top: 0;
    display: block;
    width: 100%;
    height: 100%;
    background-repeat: no-repeat;
    background-position: 50%;
    background-size: 100%;
}

.nc13 .con .ccx .coveredx2 .changeable {
    border-right: 1px solid white !important;
}

.nc13 .con .ccx .con2 {
    margin-top: 10px;
}

.nc13 .con .ccx .con2 img {
    width: 100%;
}

.nc14 {
    background-color: #eeeeee;
    padding-top: 88px;
    padding-bottom: 76px;
}

@media (max-width: 780px) {
    .nc14 {
        padding-top: 40px;
        padding-bottom: 40px;
    }
}

.nc14 h2.btnx dd {
    max-width: 858px;
    letter-spacing: 1px;
}

.nc14 .con {
    margin-top: 60px;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    align-items: center;
}

@media (max-width: 780px) {
    .nc14 .con {
        margin-top: 30px;
    }
}

.nc14 .con .nc14-1 {
    width: 43%;
}

@media (max-width: 780px) {
    .nc14 .con .nc14-1 {
        width: 100%;
        text-align: center;
    }
}

.nc14 .con .nc14-1 img {
    max-width: 100% !important;
    height: auto !important;
}

.nc14 .con .nc14-2 {
    width: 49%;
}

@media (max-width: 780px) {
    .nc14 .con .nc14-2 {
        width: 100%;
        margin-top: 40px;
    }
}

.nc14 .con .nc14-2 .list2 {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}

.nc14 .con .nc14-2 .list2 li {
    display: flex;
    align-items: center;
    margin: 2.24vw 0;
    min-width: 180px;
    margin-right: 22px;
}

@media (max-width: 1560px) {
    .nc14 .con .nc14-2 .list2 li {
        margin-right: 0;
    }
}

@media (max-width: 780px) {
    .nc14 .con .nc14-2 .list2 li {
        margin-right: 0;
        width: 30%;
        min-width: auto;
    }
}

@media (max-width: 450px) {
    .nc14 .con .nc14-2 .list2 li {
        width: 48%;
    }
}

.nc14 .con .nc14-2 .list2 li:nth-child(3n) {
    margin-right: 0;
}

@media (max-width: 780px) {
    .nc14 .con .nc14-2 .list2 li .img {
        text-align: center;
        width: 30%;
    }
    .nc14 .con .nc14-2 .list2 li .img img {
        max-height: 30px;
    }
}

.nc14 .con .nc14-2 .list2 li .zi {
    margin-left: 14px;
    color: #1b1b1b;
    letter-spacing: 1px;
}

.nc14 .con .nc14-2 .list2 li .zi h3 {
    font-size: 24px;
}

@media (max-width: 780px) {
    .nc14 .con .nc14-2 .list2 li .zi h3 {
        font-size: 18px;
    }
}

.nc14 .con .nc14-2 .list2 li .zi dd {
    color: #747474;
    font-size: 18px;
}

@media (max-width: 780px) {
    .nc14 .con .nc14-2 .list2 li .zi dd {
        font-size: 14px;
    }
}

.nc14 .con .nc14-2 .list2 li:last-child {
    text-align: center;
    font-size: 24px;
    text-decoration: underline;
    justify-content: center;
}

@media (max-width: 780px) {
    .nc14 .con .nc14-2 .list2 li:last-child {
        font-size: 18px;
    }
}

@media (max-width: 450px) {
    .nc14 .con .nc14-2 .list2 li:last-child {
        width: 100%;
    }
}

.nc13 {
    position: relative;
}

.nc13 .img img {
    width: 100%;
}

.nc13 .zi {
    position: absolute;
    max-width: 480px;
    display: flex;
    align-items: center;
    top: 0;
    left: 10.3125vw;
    height: 100%;
}

@media (max-width: 560px) {
    .nc13 .zi {
        left: 10%;
        width: 80%;
    }
}

.nc13 .zi h3 {
    font-size: 49px;
    color: #1b1b1b;
    font-weight: 600;
}

@media (max-width: 780px) {
    .nc13 .zi h3 {
        font-size: 24px;
    }
}

.nc13 .zi dd {
    line-height: 36px;
    font-size: 18px;
    color: #1b1b1b;
    margin-top: 46px;
}

@media (max-width: 780px) {
    .nc13 .zi dd {
        font-size: 14px;
        line-height: 24px;
        margin-top: 16px;
    }
}

.nc15 {
    position: relative;
}

.nc15 .img img {
    width: 100%;
}

.nc15 .zi {
    position: absolute;
    max-width: 480px;
    display: flex;
    align-items: center;
    top: 0;
    left: 10.3125vw;
    height: 100%;
}

@media (max-width: 560px) {
    .nc15 .zi {
        left: 10%;
        width: 80%;
    }
}

.nc15 .zi h3 {
    font-size: 49px;
    color: #1b1b1b;
    font-weight: 600;
}

@media (max-width: 780px) {
    .nc15 .zi h3 {
        font-size: 24px;
    }
}

.nc15 .zi dd {
    line-height: 36px;
    font-size: 18px;
    color: #1b1b1b;
    margin-top: 46px;
}

@media (max-width: 780px) {
    .nc15 .zi dd {
        font-size: 14px;
        line-height: 24px;
        margin-top: 16px;
    }
}

.nc16 {
    background: #fbfbfb;
    padding-top: 86px;
    padding-bottom: 76px;
}

@media (max-width: 780px) {
    .nc16 {
        padding-top: 40px;
        padding-bottom: 40px;
    }
}

.nc16 h2 {
    font-size: 48px;
    color: #1b1b1b;
    font-weight: 600;
    text-align: center;
}

@media (max-width: 780px) {
    .nc16 h2 {
        font-size: 24px;
    }
}

.nc16 .list2 {
    margin-top: 68px;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}

@media (max-width: 780px) {
    .nc16 .list2 {
        margin-top: 34px;
    }
}

.nc16 .list2 li {
    position: relative;
    margin-bottom: 34px;
    width: 23.9%;
}

@media (max-width: 780px) {
    .nc16 .list2 li {
        margin-bottom: 14px;
        width: 49%;
    }
}

.nc16 .list2 li .img {
    overflow: hidden;
}

.nc16 .list2 li .img img {
    transition-duration: .3s;
    width: 100%;
}

.nc16 .list2 li h3 {
    font-size: 18px;
    color: #000000;
    padding: 0 1.6vw;
    position: absolute;
    bottom: 20px;
    left: 0;
}

@media (max-width: 780px) {
    .nc16 .list2 li h3 {
        font-size: 14px;
    }
}

.nc16 .list2 li:hover .img img {
    transform: scale(1.1);
}

.nc17 {
    position: relative;
}

.nc17 .img img {
    width: 100%;
}

.nc17 .zi {
    display: flex;
    justify-content: center;
    width: 100%;
    height: 100%;
    text-align: center;
    /*top: 11.6vw;*/
    top: 18.6vw;
    position: absolute;
    left: 0;
}

.nc17 .zi h3 {
    font-size: 48px;
    font-weight: 600;
}

@media (max-width: 780px) {
    .nc17 .zi h3 {
        font-size: 24px;
    }
}

.nc17 .zi dd {
    font-size: 18px;
    line-height: 36px;
    margin-top: 34px;
    max-width: 570px;
    margin-left: auto;
    margin-right: auto;
}

@media (max-width: 780px) {
    .nc17 .zi dd {
        font-size: 14px;
        line-height: 24px;
        margin-top: 14px;
    }
}

.nc18 {
    margin-top: 98px;
    margin-bottom: 94px;
}

@media (max-width: 780px) {
    .nc18 {
        margin-top: 50px;
        margin-bottom: 50px;
    }
}

.nc18 .list2 {
    position: relative;
}

.nc18 .list2 li {
    position: relative;
}

.nc18 .list2 li .img img {
    width: 100%;
}

.nc18 .list2 li .zi {
    position: absolute;
    left: 0;
    top: 9.89583vw;
    text-align: center;
    width: 100%;
}

.nc18 .list2 li .zi h3 {
    font-size: 48px;
    color: #323232;
    font-weight: 600;
}

@media (max-width: 780px) {
    .nc18 .list2 li .zi h3 {
        font-size: 24px;
    }
}

.nc18 .list2 li .zi dd {
    line-height: 36px;
    font-size: 18px;
    color: #323232;
    margin-top: 44px;
    max-width: 584px;
    margin-left: auto;
    margin-right: auto;
}

@media (max-width: 780px) {
    .nc18 .list2 li .zi dd {
        font-size: 14px;
        margin-top: 14px;
        line-height: 24px;
    }
}

.nc18 .list2 .owl-dots {
    position: absolute;
    bottom: 3.125vw;
    right: 3.125vw;
}

.nc18 .list2 .owl-dots button {
    width: 15px;
    height: 15px;
    margin-left: 24px;
    float: left;
    border-radius: 100px;
    background: rgba(255, 255, 255, 0.6);
}

@media (max-width: 560px) {
    .nc18 .list2 .owl-dots button {
        margin-left: 12px;
    }
}

.nc18 .list2 .owl-dots button.active {
    background: white;
}

.nc19 {
    background: #f6f6f6;
    padding-top: 120px;
    padding-bottom: 50px;
}

@media (max-width: 780px) {
    .nc19 {
        padding-top: 50px;
        padding-bottom: 20px;
    }
}

.nc19 h2.btnx dd {
    max-width: 526px;
}

.nc19 .list2 {
    margin-top: 76px;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

@media (max-width: 780px) {
    .nc19 .list2 {
        margin-top: 40px;
    }
}

.nc19 .list2 li {
    position: relative;
    margin-bottom: 52px;
    width: 48%;
}

@media (max-width: 780px) {
    .nc19 .list2 li {
        margin-bottom: 20px;
    }
}

.nc19 .list2 li .img {
    overflow: hidden;
}

.nc19 .list2 li .img img {
    width: 100%;
    transition-duration: .3s;
}

.nc19 .list2 li h3 {
    font-size: 30px;
    color: #fff;
    position: absolute;
    bottom: 2.29vw;
    left: 0;
    padding: 0 2.8125vw;
}

@media (max-width: 780px) {
    .nc19 .list2 li h3 {
        font-size: 16px;
    }
}

.nc19 .list2 li:hover .img img {
    transform: scale(1.1);
}

.nc20 {
    background: #f2f2f2;
    padding-top: 102px;
    padding-bottom: 118px;
}

@media (max-width: 780px) {
    .nc20 {
        padding-top: 50px;
        padding-bottom: 50px;
    }
}

.nc20 .list2 li {
    background: #fff;
}

.nc20 .list2 li a {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
}

.nc20 .list2 li .img {
    width: 50%;
}

@media (max-width: 480px) {
    .nc20 .list2 li .img {
        width: 100%;
    }
}

.nc20 .list2 li .img img {
    max-width: 100%;
}

.nc20 .list2 li .zi {
    width: 50%;
    padding: 20px 5.83vw;
}

@media (max-width: 480px) {
    .nc20 .list2 li .zi {
        width: 100%;
    }
}

.nc20 .list2 li .zi h3 {
    font-size: 48px;
    color: #333333;
    font-weight: 600;
}

@media (max-width: 1100px) {
    .nc20 .list2 li .zi h3 {
        font-size: 24px;
    }
}

.nc20 .list2 li .zi dd {
    margin-top: 44px;
    font-size: 18px;
    line-height: 36px;
    color: #333333;
    max-width: 356px;
}

@media (max-width: 1100px) {
    .nc20 .list2 li .zi dd {
        margin-top: 14px;
        font-size: 14px;
        line-height: 24px;
    }
}

@media (max-width: 480px) {
    .nc20 .list2 li:nth-child(1) a {
        flex-direction: column-reverse;
    }
}

.nc21 {
    position: relative;
}

.nc21 .img img {
    width: 100%;
}

.nc21 .zi {
    position: absolute;
    max-width: 480px;
    display: flex;
    align-items: center;
    top: 0;
    left: 8.3vw;
    height: 100%;
}

@media (max-width: 560px) {
    .nc21 .zi {
        left: 10%;
        width: 80%;
    }
}

.nc21 .zi h3 {
    font-size: 49px;
    color: #1b1b1b;
    font-weight: 600;
}

@media (max-width: 780px) {
    .nc21 .zi h3 {
        font-size: 24px;
    }
}

.nc21 .zi dd {
    line-height: 36px;
    font-size: 18px;
    color: #1b1b1b;
    margin-top: 32px;
}

@media (max-width: 780px) {
    .nc21 .zi dd {
        font-size: 14px;
        line-height: 24px;
        margin-top: 16px;
    }
}

.nc21 .zi .dh {
    margin-top: 50px;
    border: 1px solid #cdcdce;
    border-radius: 23px;
    width: 246px;
    line-height: 44px;
    font-family: arial;
    font-size: 24px;
    color: #242424;
    text-align: center;
}

@media (max-width: 780px) {
    .nc21 .zi .dh {
        margin-top: 14px;
        line-height: 32px;
        font-size: 14px;
        width: 160px;
    }
}

.nc21 .zi .dh img {
    vertical-align: middle;
    padding-right: 8px;
}

@media (max-width: 780px) {
    .nc21 .zi .dh img {
        max-width: 20%;
    }
}

.tong1 {
    width: 1920px;
    margin-left: -960px;
    left: 50%;
    position: relative;
}

.nc22 {
    padding-top: 118px;
    background: url(../images/nc22.png) no-repeat 50% 0;
    height: 1065px;
}

@media (max-width: 1300px) {
    .nc22 {
        padding: 0;
        height: auto;
    }
}

@media (max-width: 1300px) {
    .nc22 h2.btnx {
        display: none;
    }
}

.nc22 h2.btnx dd {
    max-width: 666px;
}

.nc22 .con {
    margin-top: 46px;
}

@media (max-width: 1300px) {
    .nc22 .con {
        display: none;
    }
}

.nc22 .con .con1 {
    width: 1560px;
    position: relative;
    height: 727px;
    margin-left: auto;
    margin-right: auto;
}

.nc22 .con .tu {
    max-width: 100%;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    bottom: -10%;
}

.nc22 .con .list2 li {
    position: absolute;
    transition-duration: .3s;
}

.nc22 .con .list2 li:hover {
    transform: translateY(-10px);
}

.nc22 .con .list2 li:nth-child(1) {
    left: 168px;
    top: 418px;
}

.nc22 .con .list2 li:nth-child(2) {
    left: 305px;
    top: 218px;
}

.nc22 .con .list2 li:nth-child(3) {
    left: 724px;
    top: 0;
}

.nc22 .con .list2 li:nth-child(4) {
    left: 1145px;
    top: 188px;
}

.nc22 .con .list2 li:nth-child(5) {
    left: 1228px;
    top: 464px;
}

.nc22 .con2 {
    display: none;
}

@media (max-width: 1300px) {
    .nc22 .con2 {
        display: block;
    }
}

.nc22 .con2 img {
    width: 100%;
}

h2.ll {
    font-weight: 600;
    font-size: 46px;
    color: #171614;
    text-align: center;
}

@media (max-width: 780px) {
    h2.ll {
        font-size: 24px;
    }
}

.nc23 {
    margin-top: 184px;
    margin-bottom: 94px;
    display:none;
}

@media (max-width: 780px) {
    .nc23 {
        margin-top: 30px;
        margin-bottom: 50px;
    }
}

.nc23 .list2 {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    margin-top: 62px;
    text-align: center;
}

@media (max-width: 780px) {
    .nc23 .list2 {
        margin-top: 40px;
    }
}

.nc23 .list2 li {
    width: 24%;
    margin-bottom: 36px;
}

@media (max-width: 780px) {
    .nc23 .list2 li {
        margin-bottom: 20px;
        width: 49%;
    }
}

@media (max-width: 480px) {
    .nc23 .list2 li {
        margin-bottom: 14px;
    }
}

.nc23 .list2 li img {
    max-width: 100%;
}

.nc24 {
    padding-top: 124px;
    background-color: #fbfbfb;
    padding-bottom: 138px;
}

@media (max-width: 780px) {
    .nc24 {
        padding-top: 60px;
        padding-bottom: 60px;
    }
}

.nc24 .con {
    margin-top: 90px;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
}

@media (max-width: 780px) {
    .nc24 .con {
        margin-top: 40px;
    }
}

.nc24 .con .list1 {
    width: 73%;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

@media (max-width: 480px) {
    .nc24 .con .list1 {
        width: 100%;
    }
}

.nc24 .con .list1 li {
    overflow: hidden;
    width: 49%;
}

@media (max-width: 480px) {
    .nc24 .con .list1 li {
        width: 100%;
        margin-bottom: 14px;
    }
}

.nc24 .con .list1 li img {
    max-width: 100%;
    display: block;
    transition-duration: .5s;
}

.nc24 .con .list1 li img:hover {
    transform: scale(1.1);
}

.nc24 .con .list1 li:nth-child(1) {
    margin-bottom: 1.14583vw;
    width: 100%;
}

@media (max-width: 480px) {
    .nc24 .con .list1 li:nth-child(1) {
        margin-bottom: 14px;
    }
}

.nc24 .con .list2 {
    width: 25.5%;
}

@media (max-width: 480px) {
    .nc24 .con .list2 {
        width: 100%;
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;
    }
}

.nc24 .con .list2 li {
    overflow: hidden;
    margin-bottom: 0.88vw;
}

@media (max-width: 480px) {
    .nc24 .con .list2 li {
        width: 100%;
        margin-bottom: 14px;
    }
}

.nc24 .con .list2 li:last-child {
    margin-bottom: 0;
}

.nc24 .con .list2 li img {
    max-width: 100%;
    display: block;
    transition-duration: .5s;
}

.nc24 .con .list2 li img:hover {
    transform: scale(1.1);
}

.nc25 {
    margin-top: 144px;
    margin-bottom: 110px;
}

@media (max-width: 780px) {
    .nc25 {
        margin-top: 60px;
        margin-bottom: 50px;
    }
}

.nc25 h2.btnx dd {
    max-width: 685px;
}

.nc25 .list2 {
    margin-top: 58px;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    text-align: center;
}

@media (max-width: 780px) {
    .nc25 .list2 {
        margin-top: 30px;
    }
}

.nc25 .list2 li {
    width: 22%;
    margin-bottom: 1.5625vw;
    overflow: hidden;
}

@media (max-width: 780px) {
    .nc25 .list2 li {
        width: 49%;
    }
}

.nc25 .list2 li img {
    max-width: 100%;
    transition-duration: .5s;
}

@media (max-width: 780px) {
    .nc25 .list2 li img {
        width: 100%;
    }
}

.nc25 .list2 li img:hover {
    transform: scale(1.1);
}

.nc26 .list2 {
    margin-top: 84px;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    margin-bottom: 60px;
}

@media (max-width: 780px) {
    .nc26 .list2 {
        margin-top: 40px;
        margin-bottom: 30px;
    }
}

.nc26 .list2 li {
    margin-bottom: 2.864583vw;
    width: 48.8%;
}

@media (max-width: 780px) {
    .nc26 .list2 li {
        width: 100%;
        margin-bottom: 20px;
    }
}

.nc26 .list2 li a {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
}

.nc26 .list2 li .img {
    width: 45.5%;
}

@media (max-width: 480px) {
    .nc26 .list2 li .img {
        width: 100%;
    }
}

.nc26 .list2 li .img img {
    width: 100%;
}

.nc26 .list2 li .zi {
    margin-left: 1.979vw;
    width: 49%;
}

@media (max-width: 480px) {
    .nc26 .list2 li .zi {
        width: 100%;
        margin-left: 0;
        margin-top: 20px;
    }
}

.nc26 .list2 li .zi h3 {
    font-weight: 600;
    font-size: 30px;
    line-height: 40px;
    color: #1b1b1b;
}

@media (max-width: 780px) {
    .nc26 .list2 li .zi h3 {
        font-size: 20px;
        line-height: 30px;
    }
}

.nc26 .list2 li .zi dd {
    color: #1b1b1b;
    font-size: 16px;
    line-height: 28px;
    margin-top: 26px;
}

@media (max-width: 780px) {
    .nc26 .list2 li .zi dd {
        font-size: 14px;
        line-height: 24px;
        margin-top: 14px;
    }
}

.nc27 {
    padding-top: 134px;
    background-color: #fbfbfb;
    padding-bottom: 110px;
}

@media (max-width: 780px) {
    .nc27 {
        padding-top: 65px;
        padding-bottom: 55px;
    }
}

.nc27 .list2 {
    margin-top: 78px;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    text-align: center;
}

@media (max-width: 780px) {
    .nc27 .list2 {
        margin-top: 40px;
    }
}

.nc27 .list2 li {
    width: 23.7%;
    background: #fff;
    padding: 52px 32px 34px;
    color: #1b1b1b;
    margin-bottom: 1.77vw;
    transition-duration: .5s;
}

@media (max-width: 780px) {
    .nc27 .list2 li {
        width: 49%;
    }
}

@media (max-width: 480px) {
    .nc27 .list2 li {
        width: 100%;
        margin-bottom: 20px;
    }
}

.nc27 .list2 li:hover {
    box-shadow: 0px 11px 27px 1px rgba(208, 208, 208, 0.45);
}

.nc27 .list2 li:hover .tu img {
    transform: translateY(-4px);
}

.nc27 .list2 li .tu {
    line-height: 76px;
}

@media (max-width: 780px) {
    .nc27 .list2 li .tu {
        line-height: 50px;
        height: 50px;
    }
    .nc27 .list2 li .tu img {
        max-height: 100%;
    }
}

.nc27 .list2 li .tu img {
    transition-duration: .5s;
}

.nc27 .list2 li h3 {
    font-size: 24px;
    margin-top: 32px;
}

@media (max-width: 780px) {
    .nc27 .list2 li h3 {
        font-size: 18px;
        margin-top: 15px;
    }
}

.nc27 .list2 li dd {
    font-size: 16px;
    line-height: 30px;
    margin-top: 30px;
}

@media (max-width: 780px) {
    .nc27 .list2 li dd {
        font-size: 14px;
        line-height: 24px;
        margin-top: 14px;
    }
}

.nc28 {
    margin-top: 108px;
    text-align: center;
    color: #1b1b1b;
    margin-bottom: 76px;
}

@media (max-width: 780px) {
    .nc28 {
        margin-top: 50px;
        margin-bottom: 40px;
    }
}

.nc28 h2 {
    font-size: 48px;
    font-weight: 600;
}

@media (max-width: 780px) {
    .nc28 h2 {
        font-size: 24px;
    }
}

.nc28 dd {
    font-size: 36px;
    margin-top: 12px;
}

@media (max-width: 780px) {
    .nc28 dd {
        font-size: 18px;
    }
}

.nc28 dd b {
    font-size: 30px;
}

@media (max-width: 780px) {
    .nc28 dd b {
        font-size: 15px;
    }
}

.nc28 a.ck {
    display: block;
    width: 194px;
    line-height: 59px;
    background-color: #0079c3;
    border-radius: 5px;
    color: #fff;
    font-size: 24px;
    letter-spacing: 2px;
    margin-top: 38px;
    margin-left: auto;
    margin-right: auto;
}

@media (max-width: 780px) {
    .nc28 a.ck {
        font-size: 12px;
        width: 100px;
        line-height: 30px;
        margin-top: 19px;
    }
}