.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: space-between;
    z-index: 99999999;
}
.sec1 .nav .left{
    margin-left: 39px;
    width: 130px;
    border-right: 1px solid rgba(198, 198, 198, .22);
}
.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{
    width: 100%;
    height: 625px;
    background: #F8F8F8;
    overflow: hidden;
    display: none;
}
.sec2 .swiper-pagination{
    left: 45%;
}
.sec2 .swiper-pagination-bullet-active{
    background: #EA5404!important;
}
.sec2 .swiper{
    width: 1340px;
    margin: auto;
    margin-top: 110px;
}
.sec2 .swiper .big-sw{
    width: 100%;
    display: flex;
    justify-content: space-between;
}
.sec2 .swiper .big-sw .left{
    width: 642px;
    height: 415px;
    overflow: hidden;
    position: relative;
}
.sec2 .swiper .big-sw .left .qtdt{
    width: 90px;
    height: 37px;
    background: #EA5404;
    text-align: center;
    font-size: 14px;
    font-weight: 400;
    color: #FFFFFF;
    line-height: 37px;
    position: absolute;
    top: 0;
    left: 0;
}
.sec2 .swiper .big-sw .left img{
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.sec2 .swiper .big-sw .right{
    width: 582px;
    height: 415px;
    display: flex;
    justify-content: center;
    flex-direction: column;
}
.sec2 .swiper .big-sw .right>span{
    font-size: 24px;
    font-family: Source Han Sans CN;
    font-weight: 600;
    color: #1C1C1C;
    display: block;
    margin-bottom: 64px;
}
.sec2 .swiper .big-sw .right .data{
    display: flex;
    align-items: center;
    padding-bottom: 31px;
    border-bottom: 1px solid rgba(170,170,170,.55);
}
.sec2 .swiper .big-sw .right .data span{
    font-size: 12px;
    font-family: Nexa Text-Trial;
    font-weight: 300;
    display: block;
    margin-left: 19px;
    color: #1C1C1C;
}
.sec2 .swiper .big-sw .right>p{
    font-size: 14px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #1C1C1C;
    line-height: 33px;
    margin: 60px 0px;
}
.sec2 .swiper .big-sw .right>a{
    font-size: 14px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #101010;
    transition: 0.6s;
}
.sec2 .swiper .big-sw .right>a:hover{
    color: #EA5404;
}

.sec3{
    width: 1340px;
    overflow: hidden;
    margin: auto;
}
.sec3-warp{
    width: 100%;
    margin: 78px auto 30px;
    display: flex;
    flex-wrap: wrap;
}
.sec3-warp .item{
    width: 435px;
    height: auto;
    margin-right: 15px;
    margin-bottom: 60px;
    transition: 1s;
}
.sec3-warp .item:nth-child(3n){
    margin-right: 0px;
}
.sec3-warp .item .img{
    width: 100%;
    height: 293px;
    overflow: hidden;
}
.sec3-warp .item .img img{
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: 1s;
}
.sec3-warp .item:hover img{
    transform: scale(1.1);
}
.sec3-warp .item .text{
    padding: 29px 35px 20px 26px;
}
.sec3-warp .item .text span{
    font-size: 20px;
    font-family: Source Han Sans CN;
    font-weight: 600;
    color: #333333;
    transition: 1s;
}
.sec3-warp .item .text p{
    width: 350px;
    font-size: 14px;
    font-family: Source Han Sans CN;
    font-weight: 500;
    color: #333333;
    line-height: 23px;
    margin-top: 49px;
    margin-bottom: 29px;
    transition: 1s;
}
.sec3-warp .item .text .more{
    display: flex;
    justify-content: space-between;
}
.sec3-warp .item .text .more p{
    margin: 0px;
    font-size: 12px;
    font-family: Nexa Text-Trial;
    font-weight: 300;
    color: #1C1C1C;
    transition: 1s;
}
.sec3-warp .item .text .more a{
    display: flex;
    width: 90px;
    font-size: 14px;
    font-weight: 400;
    color: #101010;
    align-items: center;
    transition: 0.6s;
}
.sec3-warp .item:hover{
    background: rgba(234, 84, 4, 1);
}
.sec3-warp .item:hover .text span,.sec3-warp .item:hover .text p,.sec3-warp .item:hover .text a{
    color: white;
}
.fy{
    display: flex;
    width: 100%;
    justify-content: center;
    align-items: center;
}
.fy a{
    font-size: 14px;
    font-family: Nexa Text-Trial;
    font-weight: 400;
    color: #101010;
    transition: 0.6s;
    margin:0px 20px;
}
.fy a:first-child,.fy a:last-child{
    display: block;
    width: 48px;
    height: 48px;
    background: #CCCCCC;
    border-radius: 50%;
    margin: 0px 47px;
    text-align: center;
    line-height: 48px;
    color: white;
}

.fy a:hover{
    color: #EA5404;
}
.fy a:first-child:hover,.fy a:last-child:hover{
    background: #EA5404;
    color: white;
}
.fy .on{
    color: #EA5404;
}
@media screen and (max-width: 768px){
    .sec1 {
        margin-top: 80px;
    }
    .sec1 .nav {
        width: 90%;
        height: auto;
    }
    .sec1 .nav .right {
        padding: 0;
    }
    .sec1 .nav .right a {
        margin: 0;
        width: 45%;
        text-align: center;
    }
    .sec1 .nav .left {
        margin: 10px 0 10px 39px;
    }
    .sec3 {
        width: 90%;
    }
    .sec3-warp .item {
        width: 100%;
    }
    .sec3-warp .item .text .more a {
        width: 124px;
    }
}