html,
body {
    scroll-behavior: smooth;
}

html {
    width: 100%;
}

body {
    font-size: 16px;
    background: #fff;
    font-family: "Microsoft Yahei", "Arial", Verdana, Arial, sans-serif;
    line-height: 28px;
    color: #333;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

ol,
ul,
li {
    list-style: none;
}

a {
    text-decoration: none;
    color: #333;
    -webkit-tap-highlight-color: rgba(255, 0, 0, 0);
    transition: all .3s ease;
    cursor: pointer;
}

em,
i {
    font-style: normal;
}

h1,
h2,
h3,
h4,
h5,
h6,
th {
    font-weight: normal;
}

strong {
    font-weight: 800;
}

img {
    border: 0;
    height: auto;
    vertical-align: middle;
    /*display: block;*/
}

table {
    border-collapse: collapse;
    border-spacing: 0;
}

input,
textarea,
select,
button {
    border: 0;
    background: none;
    outline: 0;
    font-family: "Microsoft Yahei";
}

input[type="button"],
input[type="text"],
input[type="submit"] {
    appearance: none;
    -moz-appearance: none;
    -webkit-appearance: none;
}

input,
input:focus,
input:active {
    user-select: text;
}

button:focus {
    outline: 0;
}

textarea {
    resize: none;
}

video {
    outline: none;
    display: block;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

.clearfix:after {
    content: "";
    *zoom: 1;
    display: block;
    visibility: hidden;
    height: 0;
    clear: both;
    overflow: hidden;
}

.relative {
    position: relative;
}

.fl {
    float: left;
}

.fr {
    float: right;
}

.container {
    position: relative;
    width: 1400px;
    margin: 0 auto;
}

.w1440 {
    position: relative;
    width: 1400px;
    margin: 0 auto;
}

.w50 {
    position: relative;
    margin: 0 auto;
    padding: 0 50px;
    width: 100%;
}

/* .flex {
    display: flex;
    height: 100%;
} */

.content_box {
    box-sizing: border-box;
    width: 100%;
    margin: auto;
    padding-top: 80px;
}

.pd50 {
    padding: 0 50px;
}

.rela {
    position: relative;
}

/* 公共 */
.titleBox {
    position: relative;

}

/* .titBg {
    font-size: 100px;
    font-family: FranklinGothic-Heavy;
    font-weight: 400;
    color: #FFFFFF;
    line-height: 49px;
    -webkit-text-stroke: 1px #FFA900;
    text-stroke: 1px #FFA900;
    text-transform: uppercase;
} */

.Atit {
    font-size: 40px;
    font-family: Microsoft YaHei;
    font-weight: bold;
    color: #1D1D1D;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
}

/* search */
.searchBox {
    padding: 20px 0;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    border-top: 1px solid #F0F0F0;
    transition: .3s;
    opacity: 0;
    visibility: hidden;
    margin-top: 10px;
    background: #fff;
}

.searchBox.active {
    visibility: visible;
    opacity: 1;
    margin-top: 0;
    z-index: 2;
}

.searchBox>div {
    display: flex;
}

.searchForm {
    margin-left: auto;
    border: 1px solid #F0F0F0;
    display: flex;
}

.searchForm .int {
    width: 200px;
    display: block;
    height: 40px;
    padding: 0 10px;
}

.searchForm .btn {
    display: block;
    cursor: pointer;
    height: 40px;
    width: 60px;
    background: url(../images/searchIcon1.png) #FFAA00 no-repeat;
    background-position: center;
    border-left: 1px solid #F0F0F0;
}


/* header */



.h_tel {
    font-size: 24px;
    font-weight: bold;
    color: #211C19;
    background: url(../images/tel.png)no-repeat 0;
    padding-left: 30px;
}

.headerZw {
    height: 100px;
}

.header {
    display: flex;
    align-items: center;
    position: fixed;
    z-index: 9999;
    width: 100%;
    background: #fff;
}

.li.active>a {
    color: #FFC848
}

.li>a {
    font-size: 18px;
    font-weight: 400;
    color: #000000;
}

.header .w50 {
    display: flex;
    align-items: center;
}

.h_nav {
    line-height: 100px;
    display: flex;
    align-items: center;
    margin-left: auto;
}

.h_gn {
    display: flex;
    align-items: center;
    margin-left: 100px;
}

.searchBtn {
    padding-right: 30px;
    border-right: 1px solid #CCCCCC;
    margin-right: 30px;
    cursor: pointer;
}

.li {
    height: 100%;
    width: auto;
    display: flex;
    align-items: center;
    padding-right: 45px;
}

.li:last-child {
    padding-right: 0;
}

.banner {
    position: relative;
    overflow: hidden;
}

.banner>.swiper-wrapper>.swiper-slide>img {
    width: 100%;
}

.banner_mouse {
    position: absolute;
    left: 50%;
    bottom: 30px;
    z-index: 9;
    font-size: 40px;
    color: #fff !important;
    margin-left: -20px;
    text-align: center;
}

.banner_mouse img {
    animation: mouse1 1.3s infinite;
    position: relative;
}


.swiper-button-next:after {
    content: "" !important;
    background: url(../images/jt3.png) center no-repeat rgba(0, 0, 0, .5);
    width: 60px;
    height: 50px;
    display: block;
    position: absolute;
}

.swiper-button-prev:after {
    content: "" !important;
    transform: rotate(180deg);
    background: url(../images/jt3.png) center no-repeat rgba(0, 0, 0, .5);
    width: 60px;
    height: 50px;
    display: block;
    position: absolute;
}

.swiper-slide-active {
    position: relative;
}

@keyframes mouse1 {
    0% {
        bottom: 0px;
    }

    30% {
        bottom: 10px;
    }

    100% {
        bottom: 0px;
    }
}

/* 关于我们 */
.number {
    font-size: 80px;
    font-weight: bold;
    color: #333333;
    text-align: center;

}

.aboutitem {
    text-align: center;
    margin: 0 auto;
    padding-top: 20px;
    padding-bottom: 30px;
    width: 25%;
    border-right: 1px solid #EFEFEF;
}

.aboutitem:last-child {
    border-right: 0;
}

.aboutitem span {
    /* margin-top: 30px; */
    display: block;

    font-size: 16px;
    font-weight: 400;
    color: #666666;
}

.aboutBottom {
    margin-top: 50px;
    border: 1px solid #EFEFEF;

    display: flex;
    justify-content: space-around;
}

.aboutAit {
    font-size: 24px;
    font-weight: bold;
    color: #111111;
    padding-bottom: 60px;
    border-bottom: 4px solid #FFAA00;
    margin-top: 45px;
}

.aRight {
    width: 800px;
    padding-top: 50px;
}

.aboutMore {
    margin-top: 40px;
}

.aboutMore .Atit {
    width: 146px;
    height: 50px;
    background: #FFAA00;
    font-size: 16px;
    font-weight: 400;
    color: #FFFFFF;
    text-align: center;
    line-height: 50px;
}

.aboutContent {
    margin-top: 50px;
    font-size: 16px;
    font-weight: 400;
    color: #666666;
}

.aboutTop {
    display: flex;
    justify-content: space-between;
}

.sec1 {
    padding-top: 100px;
    padding-bottom: 100px;
}

.aImgBox {
    position: relative;
    width: 500px;
}

.videoIcon {
    cursor: pointer;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}
.videoIcon img{
position: relative;
z-index: 10;
}

.videoIcon i::before {
    content: "";
    animation: biger1 1.3s linear infinite;
    display: block;
    width: 160px;
    height: 160px;
    background: #ffaa00;
    opacity: 0.6;
    border-radius: 50%;
    position: absolute;
    top: 25%;
    left: 25%;
    margin: -40px 0 0 -40px;
}

.videoIcon i::after {
    content: "";
    animation: biger2 1.3s linear infinite;
    display: block;
    width: 160px;
    height: 160px;
    background: #ffaa00;
    opacity: 0.6;
    border-radius: 50%;
    position: absolute;
    top: 25%;
    left: 25%;
    margin: -40px 0 0 -40px;
}
.layui-layer-video{
    max-width: 1000px;
}
.layui-layer-video video {
    display: block;
    width: 100%;
}

@keyframes biger1 {
    from {
        transform: scale(1);
        opacity: 1;
    }

    to {
        transform: scale(1.3);
        opacity: 0;
    }
}

@keyframes biger2 {
    from {
        transform: scale(1);
        opacity: 1;
    }

    to {
        transform: scale(1.7);
        opacity: 0;
    }
}




/* 产品中心 */
.proImg {
    overflow: hidden;
}

.productItem {
    /* width: calc(25% - 30px); */
    width: 327px;
    /* margin-right: 40px; */
    margin-right: 30px;
    float: left;
    margin-bottom: 30px;
}

.productItem img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: 0.3s all;
}

.productItem:nth-child(4n) {
    margin-right: 0;
}

.productItem:nth-child(n+5) {
    margin-bottom: 0;
}


.productItem:hover .proBg {
    background: url(../images/jt2.png)no-repeat center #ffff;
}

.productItem:hover img {
    transform: scale(1.1);
}


.productItem:hover .proContent {
    background: #FFAA00;
}

.productItem:hover .proTitle {
    color: #fff;
}

.proContent {
    height: 60px;
    background: #FFFFFF;
    display: flex;
    padding: 0 20px;
    align-items: center;
    justify-content: space-between;
    border-top: 1px solid #efefef;
    transition: 0.3s all;
}

.proBg {
    width: 35px;
    height: 35px;
    background: url(../images/jt1.png)no-repeat center #EFEFEF;
    border-radius: 50%;
}

.proTitle {
    font-size: 18px;
    font-weight: 400;
    color: #333333;
}

.productBox {
    margin-top: 50px;
    display: inline-block;
}

.productSwitchBox {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.productSwitchBox .switchBox .active {
    background: #333333;
}

.productSwitchBox .switchBox>div {
    background: #FFFFFF;
    cursor: pointer;
}

.sec2 {
    padding-top: 100px;
    padding-bottom: 80px;
    background: #F7F7F7;
}

/* 品质优势 */
.sec3 {
    background: url(../images/pzysBg.jpg) no-repeat;
    height: 630px;
    box-sizing: border-box;
    padding: 95px 0;
    background-size:100% ;
}

.sec3 .Atit {
    color: #fff;
}

.pzysBox {
    margin-top: 50px;
    display: flex;
    justify-content: space-between;
}

.pz_img {
    width: 60px;
    height: 50px;
    text-align: center;
    margin: 50px auto 0;
}

.pz1 {
    background: url(../images/icon_1.png) center no-repeat;
}

.pz2 {
    background: url(../images/icon_2.png) center no-repeat;
}

.pz3 {
    background: url(../images/icon_3.png) center no-repeat;
}

.pz4 {
    background: url(../images/icon_4.png) center no-repeat;
}

.pz5 {
    background: url(../images/icon_5.png) center no-repeat;
}


.pz_item {
    width: calc(20% - 50px);
    background: rgba(0, 0, 0, 0.1);
    border: 1px solid #FFFFFF;
    border-color: rgba(255, 255, 255, .2);
    height: 300px;
    padding: 0 15px;
    transition: all 0.3s;
    text-align: center;
}

.pz_item:hover {
    background: #fff
}

.pz_item:hover .pz_title {
    color: #000;
}

.pz_item:hover .pz_desc {
    color: #000;
}

.pz_item:hover .pz1 {
    background: url(../images/icon_1_active.png) center no-repeat;
}

.pz_item:hover .pz2 {
    background: url(../images/icon_2_active.png) center no-repeat;
}

.pz_item:hover .pz3 {
    background: url(../images/icon_3_active.png) center no-repeat;
}

.pz_item:hover .pz4 {
    background: url(../images/icon_4_active.png) center no-repeat;
}

.pz_item:hover .pz5 {
    background: url(../images/icon_5_active.png) center no-repeat;
}

.pz_title {
    font-size: 24px;
    color: #fff;
    text-align: center;
    margin-bottom: 10px;
    margin-top: 40px;
}

.pz_desc {
    font-size: 16px;
    color: #666666;
}


/* 企业优势 */
.sec4 {
    padding: 100px 0;
}

.qyysItem {
    position: relative;
}

.qyysItem>img {
    width: 100%;
}

.qyysLeft {
    width: 89px;
    height: 83px;
}



.qyysBox {
    overflow: hidden;

    margin: 50px auto 0;
    position: relative;
}

.qyysRight {
    margin-left: 30px;
}

.qyysItem:hover .qyysItemBox {
    bottom: 0;
}

.qyysItemBox {
    padding: 0 30px;
    display: flex;
    align-items: center;
    position: absolute;
    background: linear-gradient(270deg, #FFAE00, #FFA800);
    border: 0px solid #000000;
    opacity: 0.95;
    height: 160px;
    bottom: -100%;
    width: 100%;
    transition: 0.3s all;
    box-sizing: border-box;
}

.qyysTitle {
    font-size: 24px;
    font-weight: bold;
    color: #FFFFFF;
}

.qyysTxt {
    font-size: 16px;
    font-weight: 400;
    color: #FFFFFF;
    margin-top: 10px;
}
.swiper-slide.qyysItem{
    width: 1000px!important;
 }
.qyysBox .swiper-button-next:after {
    /* right: 460px; */
    right: 450px;
}

.qyysBox .swiper-button-prev:after {
    left: 450px;
}

.swiper-slide-active .qyysItemBox{
    bottom: 0;
}

/* 产业布局 */
.sec5 {
    height: 920px;
    background: url(../images/advBg.jpg) no-repeat;
    padding: 100px 0;
    background-size: 100%;
}

.mapBox {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.mapNav {
    width: 500px;
    height: 450px;
    background: #FFFFFF;
    border: 0px solid #000000;
    box-shadow: 0px 0px 30px 0px rgba(0, 0, 0, 0.05);
    border-radius: 20px;
    position: relative;
    padding-top: 60px;
    padding-left: 60px;
    padding-right: 40px;
}

.mapNav::after {
    content: '';
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 20px 20px 20px 0;
    border-color: transparent #ffffff transparent transparent;
    position: absolute;
    left: -20px;
    top: 50%;
}

.mapUl {
    margin-top: 30px;
}

.mapTitle {
    font-size: 24px;
    font-weight: bold;
    color: #1D1D1D;
}

.mapUl li {
    border-bottom: 1px solid #F1F1F1;
    padding-bottom: 10px;
    margin-top: 10px;
    position: relative;
    color: #666;
}

.mapUl li::after {
    position: absolute;
    content: '';
    width: 16px;
    height: 16px;
    background: #fff;
    border: 2px solid #FFAA00;
    border-radius: 50%;
    padding: 5px;
    box-sizing: border-box;
    left: -30px;
    top: 5px;
}

.mapUl li::before {
    z-index: 1;
    left: -27px;
    top: 8px;
    position: absolute;
    content: '';
    width: 10px;
    height: 10px;
    background: #FFAA00;
    border-radius: 50%;
}



/* 新闻 */
.bigNews {
    position: relative;
    width: 918px;
    overflow: hidden;
}

.mask {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(0deg, #232323, transparent);
}

.bigNews>a {
    display: inline-block;
    width: 100%;
    height: 100%;
    /* overflow: hidden; */
}

.bigNews>a>img {
    max-width: 920px;
    max-height: 560px;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all 0.3s;
}
.bigNews:hover a img{
    transform: scale(1.1);
}


.dateTime {
    width: 100px;
    height: 100px;
    background: #FFAA00;
    border: 0px solid #000000;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: absolute;
    left: 30px;
    top: 30px;
    z-index: 10;
}

.dateTime>em {
    font-size: 48px;
    font-weight: bold;
    color: #FFFFFF;
}

.dateTime>span {
    font-size: 14px;
    font-weight: 400;
    color: #FFFEFE;
    margin-top: 15px;
}

.newsTxt {
    position: absolute;
    bottom: 0px;
    left: 0px;
    padding: 0 30px;
    padding-bottom: 30px;
    width: 100%;
}

.newsTitle {
    font-size: 24px;
    font-weight: bold;
    color: #FFFFFF;
    position: relative;
    z-index: 10;
}

.newsDesc {
    color: #fff;
    position: relative;
    z-index: 10;
}

.newsTop {
    display: flex;
    justify-content: space-between;
}

.small_item .newsTitle {
    color: #fff;
    font-size: 18px;
    font-weight: bold;
   
}

.small_item {
    position: relative;
    width: 100%;
    overflow: hidden;
}

.small_item>a {
    display: inline-block;
    width: 100%;
    height: 100%;
}

.small_item>a>img {
    max-width: 430px;
    max-height: 250px;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all 0.3s;
}
.small_item:hover a img{
    transform: scale(1.1);
}

.smallBox {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    width: 420px;
}

.sec6 {
    padding-top: 100px;
    padding-bottom: 100px;
}

.newsSwitchBox {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.newsBox {
    margin-top: 40px;
}

.switchBox {
    display: flex;
}

.switchBox .active {
    color: #fff;
    background: #333333;
}

.switchBox>div:first-child {
    margin-left: 0;
}

.switchBox>div {
    transition: all 0.3s;
    cursor: pointer;
}

.switchBox>div {
    width: 140px;
    height: 50px;
    background: #F7F7F7;
    border: 0px solid #060001;
    font-size: 16px;
    font-weight: 400;
    color: #1D1D1D;
    text-align: center;
    line-height: 50px;
    margin-left: 20px;
}

.xnews {
    display: block;
    padding-bottom: 20px;
    border-bottom: 1px solid #eee;
    width: 33.33%;
    margin-right: 50px;
}
.xnews:hover .btit{
    color: #FFC848;
}

.xnews:last-child {
    margin-right: 0;
}

.newsBottom {
    margin-top: 50px;
    border-top: 1px solid #EEEEEE;
    padding-top: 20px;
    display: flex;
}

.atit {
    font-size: 14px;
    font-weight: 400;
    color: #999999;
}

.btit {
    font-size: 18px;
    font-weight: 400;
    color: #000000;
    margin-top: 5px;
    margin-bottom: 5px;
}

.ctit {
    font-size: 14px;
    font-weight: 400;
    color: #999999;
}

/* footer */


.h-footer {
    background: url(../images/ftBg.jpg) center/cover;
    padding-top: 50px;
}

.foot1 {
    display: flex;
    border: 1px solid rgba(255, 255, 255, .2);
    border-left: 0;
    border-right: 0;
    align-items: center;
}

.foot1 .flogo {
    width: 440px;
}

.foot1 .fzc {
    width: calc(100% - 440px);
    display: flex;
    border-left: 1px solid rgba(255, 255, 255, .2);
}

.foot1 .fzc a {
    margin-left: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100px;
    width: 433px;
    background: url(../images/footer_bg1.jpg) center/cover;
    font-size: 24px;
    color: #FFFFFF;
}

.foot1 .fzc a span {
    transition: .3s;
}

.foot1 .fzc a img {
    margin-left: 10px;
}

.foot1 .fzc a:hover span {
    margin-left: 50px;
}

.foot2 {
    display: flex;
}

.foot2 .ftInfo {
    width: 440px;
}

.foot2 .ftNav {
    width: calc(100% - 440px);
    border-left: 1px solid rgba(255, 255, 255, .2);
    display: flex;
    /* padding: 0 60px; */
    padding-left: 67px;
    padding-bottom: 29px;
    justify-content: space-between;
}

.foot2 .dt span,
.foot2 .dt a {
    font-size: 18px;
    font-weight: bold;
    color: #FFFFFF;
    line-height: 40px;
    min-height: 40px;
    margin-bottom: 20px;
    margin-top: 40px;
    display: block;
}

.foot2 .dd span,
.foot2 .dd a {
    font-size: 14px;
    color: #FFFFFF;
    line-height: 40px;
    opacity: 0.7;
    display: block;
}

.foot2 .dl {
    /* width: 100%; */
}

.erjiBox {
    display: flex;
    align-items: center;
}

.erjiBox .icon {
    display: block;
    width: 6px;
    height: 11px;
    background: url(../images/jt5.png);
    margin-left: 10px;
    transition: .3s;
    cursor: pointer;
}

.sanjiBox {
    display: none;
}

.sanjiBox a {
    font-size: 12px !important;
    line-height: 24px !important;
}

.erjiBox.active a {
    opacity: 1;
}

.erjiBox.active .icon {
    transform: rotate(90deg);
    background: url(../images/jt3.png);
}

.foot3 {
    border-top: 1px solid rgba(255, 255, 255, .2);
    text-align: center;
    padding: 20px 0 20px;
}

.foot3 a,
.foot3 span {
    font-size: 16px;
    color: #FFFFFF;
    line-height: 1.5;
    margin: 0 4px;
}

.h-footer a:hover {
    opacity: 1;
}



@media screen and (max-width:1699px) {

    .h_nav {
        /* margin-left: 150px; */
    }

    .li {
        padding-right: 20px;
    }

    .qyysBox .swiper-button-next:after {
        right: 500px;
    }

}

@media screen and (max-width:1599px) {
    .h_gn {
        margin-left: 50px;
    }

    .h_nav {
        /* margin-left: 50px; */
    }

    .qyysBox .swiper-button-next:after {
        right: 0;
    }

    .qyysBox .swiper-button-prev:after {
        left: 0;
    }
}

@media screen and (max-width:1399px) {
    .w50 {
        padding: 0 10px;
        justify-content: space-between;
    }

    .w1440 {
        width: 1100px;
    }

    .container {
        width: 1100px;
    }

    .aRight {
        width: 500px;
    }

    .aboutAit {
        padding-bottom: 40px;
    }

    .aboutContent {
        margin-top: 20px;
    }

    .aboutMore .titBg img {
        width: 100%;
    }

    .switchBox>div {
        width: 100px;
    }

    .pz_title {
        margin-top: 15px;
    }

    .pz_item {
        width: calc(20% - 10px);
    }

    .bigNews {
        width: 65%;
    }

    .h_gn {
        margin-left: 20px;
    }

    .searchBtn {
        padding-right: 10px;
        margin-right: 10px;
    }

    .h_nav {
        margin-left: 20px;
    }

    .li {
        padding-right: 10px;
    }

    .small_item {
        height: 200px;
        margin-bottom: 10px;
    }

    .small_item:last-child {
        margin-bottom: 0;
    }

    .small_item>a>img {
        height: 100%;
    }
    .productItem{
        width: calc(25% - 30px);
    margin-right: 40px;
    }
}

/* @media screen and (max-width:) {
    
} */