.section_title {
    position: relative;
    margin: 2rem auto;
}
.section_title .title {
    text-align: center;
}
.section_title .title .cn {
    font-weight: bold;
    font-size: 3rem;
    color: #007dc3;
}
.section_title .title .en{
    font-size: 6rem;
    color: rgba(0, 88, 167, 0.1);
    text-transform: uppercase;
    white-space: nowrap;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    top: -2rem;
    font-family: "Swis721BlkCnBT";
    width: 100%;
}
.section_title .intro {
    font-size: 1rem;
    line-height: 2rem;
}
.section_title .view_more {
    position: absolute;
    right:0;
    bottom:0;
}
.view_more {
    width: 10rem;
    height:3rem;
    line-height: 3rem;
    text-align: center;
    font-size: 1rem;
    position: relative;
    border: 1px solid #007dc3;
    background: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 1.5rem;
    border-radius: 1rem 0 1rem 0;
    transition: 0.5s;
}
.view_more a{
    width: 100%;
    color: #007dc3;
    display: flex;
    justify-content: space-between;
}
.view_more:hover {
    background: #007dc3;
    border-radius: 1.5rem;
}
.view_more:hover a{
    color: #fff;
}




@media  screen and (max-width: 1000px){
    .section_title .title .cn {
        font-size: 2rem;
    }
    .section_title .title .en {
        font-size: 3rem;
        top:-1rem;
    }
    .section_title .intro {
        font-size: 1rem;
    }
    .section_title .view_more{
        display: none;
    }
}






.index_banner {
    width:100%;
    height:82vh;
    position: relative;
    overflow: hidden;
}
.index_banner .swiper-slide {
    width:100%;
    height:100%;
    overflow: hidden;
}
.index_banner .swiper-slide video {
    width: 100%;
    height: 82vh;
    object-fit: cover;
    position: relative;
}
.index_banner .swiper-slide img {
    width:100%;
    height:82vh;
}
.index_banner .swiper-pagination-bullet {
    width:1rem;
    height:1rem;
}
.index_banner .swiper-button-prev {
    left:5%
}
.index_banner .swiper-button-next {
    right:5%
}
.index_banner .swiper-pagination {
    bottom: 5%;
}
.index_banner .swiper-pagination-bullet.swiper-pagination-bullet-active {
    width:3rem;
    border-radius: 1rem;
}

.index_banner .navigation .prev,.index_banner .navigation .next
{
    position:absolute;top:50%;width:4rem;height:4rem;background:url(../images/banner_quan.png);background-size:100% 100%;z-index:9
}
.index_banner .navigation .left,.index_banner .navigation .right{
    position:absolute;top:50%;color:#fff;font-size: 1rem;background-size:100% 100%;z-index: 8;
}
.index_banner .navigation .prev{left:5%;}
.index_banner .navigation .next{right:5%;}
.index_banner .navigation .left {left:5%;margin-top:1.5rem;margin-left:1.5rem;transform: rotate(180deg);}
.index_banner .navigation .right{right:5%;margin-top:1.5rem;margin-right:1.5rem;}

.index_banner .prev:hover,.index_banner .next:hover {
    animation: rotation 0.1s linear infinite;
    cursor:pointer
}
@keyframes rotation{
    from {-webkit-transform: rotate(0deg);}
    to {-webkit-transform: rotate(360deg);}
}


.index_banner .text .tbl,
.index_banner .text .tbr{position: absolute;top:30%;}
.index_banner .text .tbl{font-size:5.5rem;font-weight:600;color:#fff;position: absolute;left:0;transition:1.5s ease 0s;opacity:0}
.index_banner .text .tbr{font-size:5.5rem;font-weight:600;color:#fff;position: absolute;right:0;transition:1.5s ease 0s;opacity:0}
.index_banner .text.cur .tbl{left:45%;transform: translateX(-100%);opacity:1}
.index_banner .text.cur .tbr {right:45%;transform: translateX(100%);opacity:1}

.index_banner .text.cur .tbl,
.index_banner .text.cur .tbr  {
    color: #FFD700 ;
    text-shadow:1px 0 #a5a5a5, 1px 2px #434343, 3px 1px #a5a5a5,
    2px 3px #434343, 4px 2px #a5a5a5, 4px 4px #434343,
    5px 3px #a5a5a5, 5px 5px #434343, 7px 4px #a5a5a5,
    6px 6px #434343, 8px 5px #a5a5a5, 7px 7px #434343,
    9px 6px #a5a5a5, 9px 8px #434343, 11px 7px #a5a5a5/*设置文字阴影*/
}




.index_banner .ban_txt {
    position: absolute;
    z-index: 99;
    color: #FFFFFF;
    top: 40%;
    left: 50%;
    transform: translate(-50%,-50%);
}
.index_banner .ban_txt .txt p {
    text-shadow: 2px 2px 4px #000000;
}
.index_banner .ban_txt .txt p:nth-child(1){
    font-size: 3rem;
    font-weight: 600;
    margin-bottom: 2rem;
    font-family: EUROSTILE-BOLDEXTENDEDTWO;
}
.index_banner .ban_txt .txt p:nth-child(2){
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 2rem;
    font-family: EUROSTILE-BOLDEXTENDEDTWO;

}


.index_banner .mouse {
    position: absolute;
    left:5%;
    bottom:10%;
    z-index: 999;
    display: flex;
    align-items: center;
    color:#fff;
}
.index_banner .mouse .mouseOf {
    height: 28px;
    position: relative;
    width: 28px;
    display: block;
}
.index_banner .mouse .mouseOf svg {
    width:100%;
    height:100%;
    display: block;
}
.index_banner .mouse .mouseOf:after {
    -webkit-animation: scroll-down 1.5s ease-in-out infinite;
    animation: scroll-down 1.5s ease-in-out infinite;
    background-color: #fff;
    border-radius: 2px;
    content: "";
    height: 7px;
    left: 50%;
    position: absolute;
    -webkit-transform: translateX(-50%);
    transform: translateX(-50%);
    width: 2px
}
@keyframes scroll-down {
    0% {
        opacity: 0;
        top: 2px
    }
    30%,70% {
        opacity: 1
    }
    to {
        opacity: 0;
        top: calc(100% - 9px)
    }
}

@media  screen and (max-width: 1400px){
    .index_banner .text .tbl,
    .index_banner .text .tbr
    {font-size:5rem;}
}

@media  screen and (max-width: 1000px){
    .index_banner,
    .index_banner .swiper-slide img
    {
        height:auto;
    }
    .index_banner .text,
    .index_banner .mouse,
    .index_banner .navigation
    {display: none;}

    .index_banner .swiper-pagination-bullet {
        width:0.5rem;
        height:0.5rem
    }
    .index_banner .ban_txt {
        display: none;
    }
}






.index_about {
    position: relative;
    background: #fff;
    padding:15rem 0 3rem;
    width:100%;
    z-index: 9;
    overflow: hidden;
}


.index_about .title {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 5rem;z-index: 9
}
.index_about .title .t1 {font-size: 2.5rem;color: #171a1d;margin-right: 1.2rem;}
.index_about .title .t2 {
    display: flex;padding: 0 2rem;height: 4.8rem;align-items: center;line-height: 1;border-radius: 5rem;
    background: linear-gradient(to right, var(--comcolor) 0%, #109bee 100%);
    color: #fff;
    font-size: 1.5rem;
}
.index_about .title .t3 {margin-right: 0.8rem;font-size: 2.5rem;position: relative;font-family: 'EUROSTILE-BOLDEXTENDEDTWO'}
.index_about .intro p{font-size: 1rem;line-height: 2rem;text-indent: 2rem;color:#4b4b4b;}


@media  screen and (min-width: 1200px){
    .index_about .xian {
        position: absolute;
        left: 50%;
        transform: translateX(-50%);
        top: 3rem;
        z-index: 3;
        pointer-events: none;
    }
    #about_mask {width:100%;height:100%;position: absolute;left:0;top: 0;z-index: 4;background: #fff;transition:3s;}
    #about_mask.act {
        left:100%;
    }
}

@media  screen and (max-width: 1200px) and (min-width: 765px) {
    .index_about {
        padding: 3rem 0;
    }
    .index_about .xian {
        transform: translateY(30%);
    }
    .index_about .title .t1 {font-size: 2rem;}
    .index_about .title .t2 {
        height: 3.5rem;
        font-size: 1rem;
        padding: 0 1.5rem;
    }
    .index_about .title .t3 {font-size: 2rem;}
}

@media  screen and (max-width: 765px){
    .index_about {padding:1rem 0;}
    .index_about .xian {
        transform: translateY(40%);
    }
    .index_about .title {margin-bottom: 2rem;}
    .index_about .title .t1 {font-size: 1.2rem;margin-right: 0.3rem;}
    .index_about .title .t2 {
        height: 2.5rem;
        font-size: 1rem;
        padding: 0 1rem;
    }
    .index_about .title .t3 {font-size: 1.2rem;margin-right: 0.3rem;}
    .index_about .intro p:nth-of-type(n+3) {
        display: none;
    }
}




.index_products {width:100%;padding: 5rem 0;background: #f1f1f1;position:relative;z-index: 9;overflow: hidden; }

.index_products .products {
    position: relative;
    overflow: hidden;
    margin-top: 2rem;
    padding-bottom:2rem;
}
.index_products .products .list:not(:first-child) {display: none;}
.index_products .products .list .item .box{
    position: relative;
    display: block;
    text-align: center;
    background: #fff;
    overflow: hidden;
    border: 1px solid #dee2e6;
}
.index_products .list .item .img img{
    display: block;
}

.index_products .list .item .box .title a {
    position: relative;
    width:100%;
    height:3rem;
    color: #575757;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
}
.index_products .list .item .overlay {
    opacity: 0;
    visibility: hidden;
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: #0480deab;
    align-items: center;
    z-index: 5;
}


@media  screen and (min-width: 1000px) {
    .index_products ul{
        width:100%;
        margin: 3rem 0;
    }
    .index_products ul li {
        float: left;
        width: 15.833%;
        margin-right: 1%;
        margin-bottom: 0.6rem;
    }
    .index_products ul li:nth-child(6n) {
        margin-right: 0;
    }
    .index_products ul li a{
        font-size: 1rem;
        height: 3rem;
        background: #e1e1e1;
        border-radius: 3rem;
        display: flex;
        justify-content: center;
        align-items: center;
    }
    .index_products ul li a img {
        width:2.5rem;
        margin-right: 0.2rem;
    }
    .index_products ul li.act a {
        box-shadow: 0 0 0.8rem var(--comcolor) inset;
    }
    .index_products .list .item {
        width:23.5%;
        margin-right: 2%;
        margin-bottom: 1rem;
        float: left;
        position: relative;
    }
    .index_products .list .item:nth-child(4n) {
        margin-right: 0;
    }
    .index_products .list .item .overlay .p_line {
        position: absolute;
        top: 5%;
        left: 5%;
        right: 5%;
        bottom: 5%;
    }
    .index_products .list .item .overlay .p_line:before {
        content: '';
        position: absolute;
        transition: all 0.75s;
        border-top: 1px solid #fff;
        border-bottom: 1px solid #fff;
        width: 0;
        height: 100%;
        left: 50%;
        top: 0;
    }
    .index_products .list .item .overlay .p_line:after {
        content: '';
        position: absolute;
        transition: all 0.75s;
        border-left: 1px solid #fff;
        border-right: 1px solid #fff;
        width: 100%;
        height: 0;
        top: 50%;
        left: 0;
    }
    .index_products .list .item:hover .overlay {
        opacity: 1;
        visibility: visible;
    }
    .index_products .list .item:hover .overlay .p_line:after,
    .index_products .list .item:hover .overlay .p_line:before
    {width:100%;height:100%;top:0;left:0;}
    .index_products .list .item:hover .box .title {
        opacity: 0;
    }
    .index_products .list .item:hover .overlay .go{
        color:#fff;
        width: 95%;
        text-align: center;
        position: absolute;
        top:50%;
        left:50%;
        transform: translate(-50%,-50%);
    }
    .index_products .list .item .overlay .go .tit{
        font-size: 1rem;
        margin-bottom: 2rem;
    }
    .index_products .list .item .overlay .go i{
        font-size: 1.5rem;
        color:#fff;
    }

}

@media  screen and (max-width: 1000px){
    .index_products {
        padding: 2rem 0;
    }
    .index_products ul{
        width:100%;
        margin: 2rem 0;
    }
    .index_products ul li {
        width:49%;
        margin-right: 2%;
        float: left;
        margin-bottom: 0.6rem;
    }
    .index_products ul li:nth-child(2n) {
        margin-right: 0;
    }
    .index_products ul li a{
        height: 2.8rem;
        text-align: center;
        font-size: 0.9rem;
        padding:0 0.5rem;
        border-radius: 2.8rem;
        background: #e1e1e1;
        display: flex;
        justify-content: center;
        align-items: center;
    }
    .index_products ul li a img{
        width:2.5rem;
        margin-right: 0.3rem;
    }
    .index_products ul li.act a{
        box-shadow: 0 0 0.8rem var(--comcolor) inset;
    }
    .index_products ul li.act a{
        background: var(--comcolor);
        color:#fff;
    }

    .index_products .list .item {
        width:49%;
        margin-right: 2%;
        float: left;
        position: relative;
        margin-bottom: 0.5rem;
    }
    .index_products .list .item:nth-child(2n) {
        margin-right: 0;
    }
}









.index_schj {width:100%;padding:3rem 0;background: url(../images/environmentbg.png);background-size: cover;position: relative;overflow: hidden;}
.index_schj .cont {position: relative;}
.index_schj .schj_swiper{position: relative; width: 100%;}
.index_schj .schj_swiper .swiper-slide{max-width: 1400px;width: 95%;}
.index_schj .schj_swiper .img{border-radius: 1rem;background: var(--comcolor)}
.index_schj .schj_swiper .img img{width: 100%;height: 100%;object-position: center;object-fit: cover;}
.index_schj .cont .button {
    position: absolute;bottom: 10%;border-radius: 3rem;overflow: hidden; z-index: 2;
    width: 4.8rem;height: 3rem; background: #fff;display: flex;
    justify-content: center;
    align-items: center;
}
.index_schj .cont .prev {left:5%;}
.index_schj .cont .next {right:5%;}
.index_schj .cont .button svg{width:2rem;height:2rem;}
.index_schj .cont .button:hover{background: #e1e1e1;}


@media  screen and (max-width: 765px){
    .index_schj {padding:2rem 0;}
}







.index_case {
    width:100%;
    height:80vh;
    position: relative;
    overflow: hidden;
}
.index_case .title {
    position: absolute;
    top: 15%;
    left:50%;
    transform: translateX(-50%);
    z-index: 9;
}
.index_case .title .cn{
    position: relative;
    font-size: 3rem;
    color:#fff;
    z-index: 2;
}
.index_case .title .en{
    position: absolute;
    top: -2.5rem;
    left:0;
    font-size: 5rem;
    z-index: 1;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-size: cover;
    background-repeat: no-repeat;
    background-attachment: fixed;
    font-weight: 800;
    -webkit-text-stroke: 1px #0049be8a;
}

.index_case .introduce {
    position: absolute;
    top: 35%;
    left:50%;
    transform: translateX(-50%);
    z-index: 2;
}
.index_case .introduce li{
    width: 70%;
    display: none;
}
.index_case .introduce li.act{
    display: block;
}
.index_case .introduce li .tit{
    position: relative;
    font-size: 2rem;
    color:#fff;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid #fff;
}

.index_case .introduce li .tit:before{
    position: absolute;
    left:0;
    bottom:-1.5px;
    content: '';
    width:5rem;
    height:3px;
    background: #fff;
    z-index: 1;
}
.index_case .introduce .desc{
    width:70%;
    font-size: 1rem;
    line-height: 2rem;
    color:#fff;
    margin-top: 1.5rem;
}

.index_case .case_swiper {
    height:100%;
}
.index_case .case_swiper img{
    display: block;
    width:100%;
    height:100%;
    object-fit: cover;
}

.index_case .line {overflow: hidden;width:100vw;height:3.32vw;position:absolute;left: 0;bottom: 10%;}
.index_case .line .ripple{
    position: absolute;left: 0;background-repeat: repeat no-repeat;transform-origin: center bottom;width: 200%;height: 100%;
    background-image: url(../images/ca/w.png);background-position: 0 bottom;background-size: 50% auto;z-index:5;
    animation: 5s linear infinite move_wave;
}
@keyframes move_wave {
    0% {
        transform: translateX(0);
    }

    50% {
        transform: translateX(-25%);
    }

    100% {
        transform: translateX(-50%);
    }
}

.index_case .industry {
    position: absolute;
    width:100%;
    height:3.32vw;
    bottom:10%;
    z-index: 20;
}

.index_case .industry li{
    position: absolute;
    bottom: 0;
    animation: 2.5s ease-in-out infinite txt_wave;
    cursor:pointer;
}
.index_case .industry li.on {
    opacity: 1;
    font-weight: 700;
    font-size: 1.2rem;
}

.index_case .industry li:nth-child(1){
    left: 10%;
    animation-delay: -0.5s;
}
.index_case .industry li:nth-child(2){
    left: 26%;
    animation-delay: -1.3s;
}
.index_case .industry li:nth-child(3){
    left:42%;
    animation-delay: -2.1s;
}
.index_case .industry li:nth-child(4){
    left: 58%;
    animation-delay: -2.9s;
}
.index_case .industry li:nth-child(5){
    left: 74%;
    animation-delay: -3.7s;
}
.index_case .industry li:nth-child(6){
    left: 90%;
    animation-delay: -4.5s;
}

.index_case .industry li .cirlce {
    position: relative;
    width: 1.2vw;
    height: 1.2vw;
    border: 1px solid #fff;
    border-radius: 50%;
}
.index_case .industry li .cirlce::after {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%,-50%);
    width: .8vw;
    height: .8vw;
    border-radius: 50%;
    background-color: #fff;
    content: ""
}
@keyframes txt_wave {
    0%,100% {
        transform: translateY(0.6vw);
    }

    50% {
        transform: translateY(-2.72vw);
    }
}
.index_case .industry li .txt {
    color:#fff;
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    padding-top: 0.5rem;
    white-space: nowrap;
}
.index_case .industry li .icon {
    display: flex;
    width:5rem;
    height:5rem;
    color:#fff;
    position: absolute;
    top: -6.5rem;
    left: 50%;
    transform: translateX(-50%) scale(0) rotate(0deg);
    justify-content: center;
    align-items: center;
    background: var(--comcolor);
    border-radius: 50%;
    opacity: 0;
    transition: 0.5s;
}
.index_case .industry li .icon img{
    width:70%;
}
.index_case .industry li .icon:after {
    position: absolute;
    content: '';
    width:5.8rem;
    height:5.8rem;
    border-radius: 50%;
    border:1px dashed #fff;
}
.index_case .industry li.act .icon {
    transform: translateX(-50%) scale(1) rotate(360deg);
    opacity: 1;
    transition: 0.5s;
}

@media  screen and (max-width: 1000px){
    .index_case .introduce .desc {
        width:100%;
    }
    .index_case .industry li .icon {
        width: 4rem;
        height: 4rem;
        top: -5.5rem;
    }
    .index_case .industry li .icon:after {
        width:4.8rem;
        height:4.8rem;
    }
}

@media  screen and (max-width: 500px){
    .index_case .title {
        top:10%;
    }
    .index_case .title .cn {
        font-size: 2rem;
    }
    .index_case .title .en {
        font-size: 3.5rem;
        top: -2rem;
    }
    .index_case .introduce {
        top:25%;
    }
    .index_case .introduce li .tit{
        font-size: 1.5rem;
    }
    .index_case .industry li .icon {
        width: 3rem;
        height: 3rem;
        top: -4.5rem;
    }
    .index_case .industry li .icon:after {
        width:3.8rem;
        height:3.8rem;
    }
    .index_case .industry li .txt {
        font-size: 0.8rem;
    }
}



.index_ryzz {
    width: 100%;
    background: url(../images/index_ryzz.jpg);
    padding:5rem 0;
    position: relative;
}
.index_ryzz .cont {margin-top: 8rem;width:100%;overflow: hidden;}
.index_ryzz .swiper-wrapper {align-items: flex-end;}
.index_ryzz .navigation .prev,.index_ryzz .navigation .next
{
    position:absolute;top:50%;width:4rem;height:4rem;background:url(../images/banner_quan.png);background-size:100% 100%;z-index:9
}
.index_ryzz .navigation .left,.index_ryzz .navigation .right{
    position:absolute;top:50%;color:#fff;font-size: 1rem;background-size:100% 100%;z-index: 8;
}
.index_ryzz .navigation .prev{left:5%;}
.index_ryzz .navigation .next{right:5%;}
.index_ryzz .navigation .left {left:5%;margin-top:1.5rem;margin-left:1.5rem;transform: rotate(180deg);}
.index_ryzz .navigation .right{right:5%;margin-top:1.5rem;margin-right:1.5rem;}

@media screen and (max-width: 1000px) {
    .index_ryzz {padding:3rem 0;}
    .index_ryzz .cont {margin-top: 3rem;position: relative;}
}




.index_news{position: relative;width:100vw;z-index: 9;background: #fff;padding: 2rem 0;}
.index_news .cont {display: flex;justify-content:flex-start;}
.index_news .cont .item{width:23.5%;border:1px solid #e1e1e1;padding:0;transition: all .3s;margin-right: 2%;}
.index_news .cont .item:nth-child(4n) {margin-right: 0;}
.index_news .cont .item .img{width: 100%;overflow: hidden;transition: all .3s;position:relative;padding:0.8rem;}
.index_news .cont .item .img img{width: 100%;transition: all .3s;}
.index_news .cont .item .wz{position: relative;padding:0.8rem}
.index_news .cont .item .wz h3{font-size: 1rem;line-height: 2rem;height:2rem;
    overflow: hidden; color: #000;margin-bottom: 1rem;transition: all .3s;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
}
.index_news .cont .item .wz .time{font-size: 1rem;color: #595353;margin-bottom: 1rem;}
.index_news .cont .item .wz .intro{font-size: 0.9rem;line-height: 1.8rem;height:3.6rem; overflow: hidden;color: #595353;
    transition: all .3s;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}
.index_news .cont .item:hover {border:1px solid var(--subcolor);}
.index_news .cont .item:hover .wz h3 { color:var(--subcolor); }



@media  screen and (max-width: 768px){
    .index_news .cont { display: block;}
    .index_news .cont .item {width:100%;margin-bottom: 0.5rem;}
    .index_news .cont .item a {display: flex;justify-content: space-between;align-items: center;}
    .index_news .cont .item .img{width: 50%;}
    .index_news .cont .item .wz{width: 50%;}
    .index_news .cont .item .wz h3 {margin-bottom: 0.5rem;}
}

@media  screen and (max-width: 500px){
    .index_news .cont .item .wz {padding:0.5rem;}
    .index_news .cont .item .wz h3{
        line-height: 2rem;
        height:2rem;
        -webkit-line-clamp: 1;
        margin-bottom: 0.5rem;
    }
    .index_news .cont .item .wz .time{font-size: 0.8rem;margin-bottom: 0.5rem}
    .index_news .cont .item .wz .intro{font-size: 0.8rem;line-height: 1.6rem;overflow: hidden;color: #595353;transition: all .3s;
        text-overflow: ellipsis;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;}

}