.sec1{
    width: 100%;
    background-size: cover;
}
.sec1 .img{
    width: 100%;
    overflow: hidden;
}
.sec1 img{
    width: 100%;
    transition: 3s;
    transform: scale(1.1);
}
.sec1 .nav{
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translate(-50%,50%);
    width: 1200px;
    height: 110px;
    background: #FFFFFF;
    box-shadow: 0px 10px 33px 7px rgba(0, 0, 0, 0.09);
    border-radius: 20px;
    display: flex;
    justify-content: flex-start;
    z-index: 99;
}
.sec1 .nav .left{
    /*margin-left: 39px;*/
    /*width: 130px;*/
    border-right: 1px solid rgba(198, 198, 198, .22);
    padding: 0px 39px;
}
.sec1 .nav .left .sel{
    color: #EA5404;
}
.sec1 .nav .right{
    /*margin-right: 61px;*/
    display: flex;
    width: 860px;
    justify-content: center;
    padding-right: 170px;
}
.sec1 .nav .right a{
    display: block;
    margin-left: 80px;
    display: block;
    cursor: pointer;
    transition: 0.6s;
    font-size: 16px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #000000;
}
.sec1 .nav .right a.sel{
    color: #EA5404;
}
.sec1 .nav .right a:hover{
    color: #EA5404;
}
.sec1 .nav a{
    font-size: 16px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #000000;
    transition: 0.6s;

}
.sec1 .nav a:hover,.sec1 .nav a:hover i{
    color: #EA5404;
}
.sec1 .nav a i{
    font-size: 24px;
    margin-right: 20px;
    transition: 0.6s;
}


.sec2{
    overflow: hidden;
}
.sec2-warp{
    width: 1550px;
    margin: 120px auto 30px;
}
.sec2 .exhibition {
    width: 730px;
    height: 650px;
    /*background: firebrick;*/
}

.sec2 .exhibition .item {
    display: none;
}

.sec2 .exhibition .active {
    display: block;
}

.sec2 .exhibition .item, .sec2 .exhibition .item img {
    width: 100%;
    height: 100%;
}

.sec2 .Shrinkage {
    height: 180px;
    display: flex;
    margin: 20px 0 0 0;
}

.Shrinkage .swiper{
    height: 102px;
}
.sec2 .Shrinkage .swiper-wrapper{
    display: flex;
}
.sec2 .Shrinkage .swiper-slide{
    width: 18%;
    cursor: pointer;
}
.sec2 .Shrinkage .swiper-slide:not(:last-child) {
    margin: 0 10px 0 0;
}
.sec2 .Shrinkage .swiper-slide img{
    width: 100%;
}

.sec2 .Shrinkage .item {
    height: 100%;
    width: 100%;
    /*background: firebrick;*/
    margin: 0 20px 0 0;
}

.sec2 .Shrinkage .active {
    border: 1px solid red;
}

.sec2 .Shrinkage .item:last-child {
    margin: 0;
}
.sec2 .Shrinkage .item .video {
    width: 100%;
    height: 100%;
    /*object-fit: cover;*/
}

.sec2 .exhibition .item video {
    width: 100%;
    height: 100%;
    /*object-fit: cover;*/
}

.Shrinkage .swiper {
    width: 734px;
}
/* 以上 */
.sec2-warp .warp1{
    display: flex;
    width: 100%;
    justify-content: space-between;
    margin-bottom: 153px;
}
.sec2-warp .warp1 .left{
    width: 734px;
    height: auto;
}
.sec2-warp .warp1 .left1{
    width: 734px;
    height: 654px;
}
.sec2-warp .warp1 .left1 .swiper{
    width: 100%;
    height: 100%;
}
.swiper-pagination{
    bottom: 10% !important;
}
.swiper-pagination-bullet{
    border: 1px solid rgba(234, 84, 4, 1) !important;
    background: inherit!important;
}
.swiper-pagination-bullet-active{
    background: rgba(234, 84, 4, 1) !important;
}
.sec2-warp .warp1 .left2{
    display: flex;
    width: 100%;
    justify-content: space-evenly;
}
.sec2-warp .warp1 .left2 .video{
    width: 213px;
    height: 193px;
}
.sec2-warp .warp1 .left2 .video video{
    width: 100%;
    height: 100%;
    object-fit: cover;

}
.sec2-warp .warp1 .left2 .img{
    width: 213px;
    height: 193px;
    
}
.sec2-warp .warp1 .left2 .img img{
    width: 100%;
    height: 100%;
    object-fit: cover;
	transition: 1s;
}
.sec2-warp .warp1 .left2:hover img{
    transform: scale(1.1);
}
.sec2-warp .warp1 .right{
    width: 696px;
    margin-top: 150px;
}
.sec2-warp .warp1 .right .top{
    width: 100%;
    padding-bottom: 45px;
    border-bottom: 1px solid rgba(181, 181, 181, .5);
}
.sec2-warp .warp1 .right .top span{
    font-size: 30px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #EA5404;
}
.sec2-warp .warp1 .right .bo{
    margin-top: 77px;
}
.sec2-warp .warp1 .right .bo span {
    font-size: 18px;
    font-family: Source Han Sans CN;
    font-weight: bold;
    color: #333333;
}
.sec2-warp .warp1 .right .bo p{
    width: 592px;
    font-size: 16px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #333333;
    line-height: 36px;
    margin-top: 33px;
}
.sec2-warp .warp2{
    width: 100%;
    height: auto;
    margin-bottom: 154px;
}
.sec2-warp .warp2 .w1>span{
    font-size: 18px;
    font-family: Source Han Sans CN;
    font-weight: bold;
    color: #333333;
}
.sec2-warp .warp2 .w1>p{
    font-size: 14px;
    font-family: Nexa Text-Trial;
    font-weight: 300;
    color: #333333;
    margin-top: 15px;
    margin-bottom: 34px;
}
.sec2-warp .warp2 .tt{
    margin-bottom: 100px;
}
.tt span{
    font-size: 16px;
    font-family: Source Han Sans CN;
    font-weight: 500;
    color: #333333;
    padding-left: 22px;
    position: relative;
}
.tt span:after{
    content: "";
    position: absolute;
    top: -4px;
    left: 0;
    width: 6px;
    height: 32px;
    background: #EA5404;
}
.sec2-warp .warp2 .img{
    width: 1182px;
    height: 217px;
    margin:156px auto 108px;
}
.sec2-warp .warp2 .adv{
    width: 100%;
    display: flex;
    justify-content: space-between;
}
.sec2-warp .warp2 .adv>div{
    width: 610px;
    height: 750px;
    padding: 80px 60px 0px 60px;
}
.sec2-warp .warp2 .adv .left{
    background-image: url(../images/left.png);
}
.sec2-warp .warp2 .adv .right{
    background-image: url(../images/right.png);
}
.sec2-warp .warp2 .adv .item{
    display: flex;
    margin-bottom: 79px;
}
.sec2-warp .warp2 .adv .item .cir{
    min-width: 31px;
    height: 31px;
    background: #EA5404;
    border-radius: 50%;
    text-align: center;
    line-height: 31px;


    font-size: 19px;
    font-family: Source Han Sans CN;
    font-weight: 500;
    color: #FFFFFF;
    margin-right: 35px;
}
.sec2-warp .warp2 .adv .item .text p{
    font-size: 14px;
    font-family: Source Han Sans CN;
    font-weight: 500;
    color: #666666;
    margin-bottom: 10px;
}
.sec2 .warp3{
    margin-bottom: 116px;
    width: 100%;
}
.sec2 .warp3 .top{
    width: 100%;
    text-align: center;
    margin-top: 94px;
    margin-bottom: 80px;
}
.sec2 .warp3 .top span{
    font-size: 20px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #333333;
}
.sec2 .warp3 .top p{
    font-size: 16px;
    font-family: Source Han Sans CN;
    font-weight: 500;
    color: #666666;
    margin-top: 53px;
}
.sec2 .warp3 .bo{
    width: 100%;
    display: flex;
    flex-wrap: wrap;
}
.sec2 .warp3 .bo .item{
    width: 473px;
    height: 347px;
    margin-right: 60px;
    margin-bottom: 30px;
    overflow: hidden;
    border-radius: 10px;
}
.sec2 .warp3 .bo .item img{
    width: 100%;
    height: 100%;
    transition: 1s;
    object-fit: cover;
}
.sec2 .warp3 .bo .item:hover img{
    transform: scale(1.1);
}
.sec2 .warp3 .bo .item:nth-child(3n){
    margin-right: 0px;
}
.sec2 .warp4{
    margin-bottom: 140px;
}
.sec2 .warp4 .img{
    width: 100%;
    margin: auto;
    margin-top: 102px;
}
.sec2 .warp4 .img img{
    /*width: 100%;*/
    /*height: 100%;*/
    object-fit: cover;
}
.warp5 .top{
    margin-top: 101px;
    width: 100%;
    text-align: center;
}
.warp5 .top p{
    font-size: 16px;
    font-family: Source Han Sans CN;
    font-weight: 500;
    color: #666666;
}
.warp5 .bo{
    width: 1420px;
    display: flex;
    flex-direction: column;
    margin: auto;
    margin-top: 83px;
}
.warp5 .bo .item{
    width: 1420px;
    display: flex;
    margin: auto;
    justify-content: space-between;
    align-items: center;
}
.warp5 .bo .item .left{
    width: 710px;
    height: 444px;
}
.warp5 .bo .item .left img{
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.warp5 .bo .item .right{
    width: 710px;
    height: 444px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}
.warp5 .bo .item .right span{
    font-size: 18px;
    font-family: Source Han Sans CN;
    font-weight: 500;
    color: #EA5404;
    display: block;
    margin-bottom: 40px;
    position: relative;
}
.warp5 .bo .item .right span:after{
    content: "";
    position: absolute;
    bottom: -7px;
    left: 0;
    width: 34px;
    height: 1px;
    background: #EA5404;
}
.warp5 .bo .item .right p{
    font-size: 16px;
    font-family: Source Han Sans CN;
    font-weight: 500;
    color: #666666;
    margin-bottom: 26px;
}
.warp5 .bo .item:nth-child(2n){
    flex-direction: row-reverse;
}
.warp5 .bo .item:nth-child(2n) .text{
    text-align: right;
}
.warp5 .bo .item:nth-child(2n) .text span:after{
    left: 100%;
    transform: translate(-100%,0%);
}
.sec2 .deg{
    position: absolute;
    bottom: 40px;
    right: 30px;
}
@media screen and (max-width: 1800px){
    .sec2-warp {
        width: 90%;
    }
    .sec2-warp .warp1 .left {
        width: 50%;
    }
    .sec2 .exhibition {
        width: 100%;
    }
    .sec2-warp .warp1 .right {
        width: 45%;
    }
    .sec2 .exhibition .item img {
        height: auto;
    }
    .Shrinkage .swiper {
        width: 100%;
    }
    .sec2 .Shrinkage .item img {
        width: 100%;
        height: auto;
    }
    .sec2 .Shrinkage .item .video {
        height: auto;
    }
    .sec2-warp .warp2 .adv>div {
        width: 40%;
        padding: 80px 55px 0 55px;
    }
    .sec2 .warp3 .bo .item {
        width: 30%;
    }
    .sec2 .warp4 .img img {
        width: 100% !important;
        height: auto!important;
    }
    .warp5 .bo {
        width: 100%;
    }
    .warp5 .bo .item {
        width: 100%;
    }
}
@media screen and (max-width: 768px){
    .sec1 {
        margin-top: 80px;
    }
    .sec1 .nav {
        width: 90%;
        height: auto;
        flex-wrap: wrap;
        margin: 0;
    }
    .sec1 .nav a {
        font-size: 14px;
    }
    .sec1 .nav .left {
        width: 45%;
        padding: 0;
        text-align: center;
        margin: 10px auto 10px;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }
    .sec2-warp .warp1 {
        flex-direction: column;
    }
    .sec2-warp .warp1 .left {
        width: 100%;
    }
    .sec2-warp .warp1 .right {
        width: 100%;
    }
    .sec2-warp .warp1 .right .bo p {
        width: 100%;
    }
    .sec2 .exhibition {
        height: auto;
    }
    .sec2 .Shrinkage {
        height: auto;
    }
    .sec2-warp .warp1 {
        margin-bottom: 50px;
    }
    .sec2-warp .warp2 .adv {
        flex-direction: column;
    }
    .sec2-warp .warp2 .adv>div {
        width: 100%;
    }
    .sec2-warp .warp2 .adv .left {
        padding: 0;
    }
    .sec2-warp .warp2 .adv .item {
        width: 90%;
        margin: 20px auto 50px;
    }
    .sec2-warp .warp2 .adv>div {
        padding: 0;

    }
    .sec2-warp .warp2 .adv>div {
        height: auto;
    }
    .sec2 .warp3 .bo {
        justify-content: space-between;
    }
    .sec2 .warp3 .bo .item {
        width: 45%;
        height: auto;
        margin-right: 0;
    }
    .sec2 .warp3 .top {
        margin-top: 65px;
        margin-bottom: 70px;
    }
    .sec2 .warp3 {
        margin-bottom: 50px;
    }
    .sec2 .warp4 .img {
        margin-top: 50px;
    }
    .warp5 .bo .item {
        flex-direction: column;
    }
    .warp5 .bo .item .left {
        width: 100%;
    }
    .warp5 .bo .item:nth-child(2n) {
        flex-direction: column;
    }
    .warp5 .bo .item:nth-child(2n) .text {
        text-align: left;
    }
    .warp5 .bo .item:nth-child(2n) .text span:after {
        left: 0;
        transform: unset;
    }
    .warp5 .bo .item .right {
        width: 100%;
        height: auto;
        margin: 20px auto 20px;
    }
}