* {
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    padding: 0;
    margin: 0;
    text-decoration: none;
}
.clearfix:after{content:" ";visibility:hidden;display:block;clear:both;height:0;font-size:0}
.clearfix {clear: both;}
ol,ul{
    list-style: none;
}
img, audio, video, canvas {
    height: auto;
}
.nav {
    padding: 0;
}
.margin{
    width: 1330px;
    margin:0 auto;
}
.relative {
    position: relative;
}
.header-shot {
    background: #b8d9d5;
    padding-top: 114px;
}
.header-shot h3 {
    font-size: 80px;
    line-height: 90px;
    margin-bottom: 40px;
}
.header-shot p.header-desc {
    font-size: 20px;
    line-height: 25px;
    width: 1040px;
    color: #333;
    margin-bottom: 90px;
    position: relative;
    z-index: 1;
}
.header-shot .try-btn {
    display: inline-block;
    font-size: 25px;
    line-height: 70px;
    padding: 0 38px;
    background: #008873;
    text-align: center;
    color: #fff;
    margin-bottom: 40px;
    position: relative;
    z-index: 1;
}
.header-shot .header-contact {
    display: block;
    font-size: 18px;
    line-height: 23px;
    color: #333;
    padding-bottom: 256px;
    position: relative;
    z-index: 1;
}
.header-shot .header-contact span{
    color: #333;
    text-decoration: underline;
}
.header-shot .header-img {
    position: absolute;
    right: 0;
    bottom: -100px;
}
.title {
    padding-top: 156px;
    background: #fff;
}
.title h4 {
    font-size: 50px;
    line-height: 64px;
    font-weight: normal;
    margin-bottom: 80px;
}
.list-con ul{
    width: 1455px;
    list-style: none;
    margin-bottom: 87px;
}
.title .list-con li {
    float: left;
    width: 360px;
    margin: 0 125px 76px 0;
}
.title .list-con li img {
    display: block;
    width: 100%;
    height: 340px;
    margin-bottom: 30px;
    background: #f6f6f6;
}
.title .list-con li p {
    font-size: 24px;
    line-height: 43px;
    text-align: center;
    height: 86px;
}
.cust-icon {
    font-size: 0;
}
.cust-icon img{
    width: 166px;
    height: 166px;
    margin: 20px 50px 21px 50px;
}
.customize .swiper-pagination {
    height: 1px;
    background: #ccc;
    width: 100%;
}
.customize .swiper-pagination-bullet {
    float: left;
    height: 212px;
    border-bottom: 4px solid #008873;
    width: 20%;
    margin: -211px 0 0 0!important;
    background: none;
    display: block;
    border-radius: 0;
    opacity: 0;
}
.customize .swiper-pagination-bullet-active {
    opacity: 1;
}
.customize .swiper-pagination {
    top: 212px;
}
.customize.swiper-container {
    padding-top: 212px;
    margin-top: -212px;
}
.customize .swiper-slide {
    height: 500px;
    padding-top: 44px;
    margin-top: 35px;
}
.customize .cust-title {
    font-size: 30px;
    line-height: 38px;
    margin-bottom: 30px;
    width: 550px;
    position: relative;
    z-index: 1;
}
.customize .cust-desc {
    font-size: 20px;
    line-height: 35px;
    color: #7e7e7e;
    width: 430px;
    position: relative;
    z-index: 1;
}
.customize img {
    position: absolute;
    right: 0;
    top: 0;
}
.fixed-bg {
    position: fixed;
    top: 0;
    left: 0;
    z-index: -1;
}
.green-bg {
    background: #c6dcda;
}
.section-bot-t {
    padding-top: 40px;
    padding-bottom: 20px;
}
.brand-list {
    height: 332px;
}
.brand-list .brand-bg {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 100%;
    background: transparent radial-gradient(closest-side at 50% 50%, #474747 0%, #000000 100%) 0% 0% no-repeat padding-box;
    opacity: 0.63;
}
.brand-list .swiper-slide {
    height: auto;
    width: auto;
    margin: 121px 79px;
}
.brand-list .swiper-slide img{
    height: 90px;
    width: auto;
}
.section-bot-t h4 ,.section-bot-b h4 {
    font-size: 50px;
    line-height: 64px;
}
.section-bot-b h4 {
    margin-bottom: 20px;
}
.section-bot-b {
    padding-top: 84px;
    padding-bottom: 150px;
}
.business-contact-desc {
    font-size: 16px;
    line-height: 27px;
    margin-bottom: 50px;
}
.section-bot-b .form p {
    font-size: 16px;
    line-height: 20px;
    margin-bottom: 10px;
}
.section-bot-b .form .input-con {
    margin-bottom: 20px;
}
.section-bot-b .form input {
    border: 1px solid #888;
    outline: none;
    padding: 0 10px;
    font-size: 14px;
    line-height: 42px;
    width: 328px;
}
.section-bot-b .form input:nth-child(2) {
    width: 705px;
}
.section-bot-b .form textarea {
    border: 1px solid #888;
    outline: none;
    padding: 0 10px;
    font-size: 14px;
    line-height: 42px;
    width: 1043px;
    resize: none;
    height: 260px;
    margin-bottom: 20px;
}
.section-bot-b .form input.submit {
    display: block;
    width: auto;
    padding: 0 20px;
    background: #008873;
    color: #fff;
    font-size: 18px;
    border: none;
    cursor: pointer;
}
.nav-list .nav-list-link, .nav-list .nav-list-icon {
    color: #444;
}
.nav-list .nav-list-link:hover, .nav-list .nav-list-icon:hover {
    color: #000;
}
.nav-logo {
    background: url("../img/xiazai-d.png") no-repeat 0 center;
    background-size: 276px auto;
}
.nav-list .nav-search i {
    background: url("../img/icons3.png") no-repeat -399px -399px;
    background-size: 600px auto;
}
.nav-list .nav-list-icon i {
    background: url("../img/icons3.png") no-repeat -399px -299px;
    background-size: 600px auto;
}
.nav-list .nav-search i:hover,.nav-list .nav-search.active i {
    background: url("../img/icons3.png") no-repeat -399px -599px;
    background-size: 600px auto;
}
.nav-list .nav-list-icon:hover i {
    background-position: -399px -499px;
    background-size: 600px auto;
}
.more-language {
    background: rgba(242,242,242,0.9);
    backdrop-filter: blur(40px);
    -webkit-backdrop-filter: blur(40px);
}
.nav-list .nav-list-link, .more-language li a {
    color: #444;
}
.more-language li:hover {
    background-color: rgba(255,255,255,0.9);
}
.nav-list .nav-list-link:hover, .more-language li:hover a {
    color: #000;
}
.nav-list .nav-search.active input {
    border-color: #000;
    color: #000;
}
@media only screen and (max-width: 1439px) {
    .margin{
        width: 1100px;
    }
    .nav-logo {
        background-size: 198px auto;
    }
    .nav-list .nav-search i {
        background: url("../img/icons3.png") no-repeat -280px -280px;
        background-size: 420px auto;
    }
    .nav-list .nav-list-icon i {
        background: url("../img/icons3.png") no-repeat -280px -210px;
        background-size: 420px auto;
    }
    .nav-list .nav-search i:hover,.nav-list .nav-search.active i {
        background: url("../img/icons3.png") no-repeat -280px -420px;
        background-size: 420px auto;
    }
    .nav-list .nav-list-icon:hover i {
        background-position: -280px -350px;
        background-size: 420px auto;
    }
    .header-shot h3 {
        font-size: 64px;
        line-height: 72px;
        margin-bottom: 32px;
    }
    .header-shot p.header-desc {
        font-size: 16px;
        line-height: 20px;
        width: 855px;
        margin-bottom: 72px;
    }
    .header-shot .try-btn {
        font-size: 20px;
        line-height: 56px;
        padding: 0 30px;
        margin-bottom: 32px;
    }
    .header-shot .header-contact {
        font-size: 14px;
        line-height: 18px;
        padding-bottom: 204px;
    }
    .header-shot .header-img {
        bottom: -80px;
        width: 946px;
    }
    .title h4 {
        font-size: 40px;
        line-height: 52px;
        margin-bottom: 64px;
    }
    .list-con ul {
        width: 1218px;
        margin-bottom: 70px;
    }
    .title .list-con li {
        width: 288px;
        margin: 0 118px 60px 0;
    }
    .title .list-con li img {
        height: 272px;
        margin-bottom: 24px;
    }
    .title .list-con li p {
        font-size: 20px;
        line-height: 34px;
        height: 68px;
    }
    .cust-icon img {
        width: 132px;
        height: 132px;
        margin: 16px 44px;
    }
    .customize.swiper-container {
        padding-top: 164px;
        margin-top: -164px;
    }
    .customize .swiper-pagination {
        top: 164px;
    }
    .customize .swiper-pagination-bullet {
        height: 164px;
        border-bottom: 3px solid #008873;
        margin: -163px 0 0 0!important;
    }
    .customize .swiper-slide {
        height: 400px;
        padding-top: 35px;
        margin-top: 28px;
    }
    .customize .cust-title {
        font-size: 24px;
        line-height: 30px;
        margin-bottom: 24px;
        width: 440px;
    }
    .customize .cust-desc {
        font-size: 16px;
        line-height: 28px;
        width: 344px;
    }
    .customize img {
        height: 400px;
        width: auto;
    }
    .section-bot-t {
        padding-top: 32px;
        padding-bottom: 16px;
    }
    .section-bot-t h4, .section-bot-b h4 {
        font-size: 40px;
        line-height: 51px;
    }
    .brand-list {
        height: 266px;
    }
    .brand-list .swiper-slide {
        margin: 97px 64px;
    }
    .brand-list .swiper-slide img {
        height: 72px;
    }
    .section-bot-b {
        padding-top: 67px;
        padding-bottom: 120px;
    }
    .section-bot-b h4 {
        margin-bottom: 16px;
    }
    .business-contact-desc {
        font-size: 14px;
        line-height: 22px;
        margin-bottom: 40px;
    }
    .section-bot-b .form p {
        font-size: 14px;
        line-height: 16px;
        margin-bottom: 8px;
    }
    .section-bot-b .form .input-con {
        margin-bottom: 16px;
    }
    .section-bot-b .form input {
        padding: 0 8px;
        font-size: 12px;
        line-height: 34px;
        width: 262px;
    }
    .section-bot-b .form input:nth-child(2) {
        width: 564px;
    }
    .section-bot-b .form textarea {
        padding: 0 8px;
        font-size: 12px;
        line-height: 34px;
        width: 834px;
        height: 208px;
        margin-bottom: 16px;
    }
    .section-bot-b .form input.submit {
        padding: 0 16px;
        font-size: 14px;
    }
}
@media only screen and (max-width: 1199px) {
    .margin{
        width: 762px;
    }
    .header-shot h3 {
        font-size: 45px;
        line-height: 50px;
        margin-bottom: 22px;
    }
    .header-shot p.header-desc {
        font-size: 14px;
        line-height: 18px;
        width: 598px;
        margin-bottom: 50px;
    }
    .header-shot .try-btn {
        font-size: 16px;
        line-height: 40px;
        padding: 0 21px;
        margin-bottom: 22px;
    }
    .header-shot .header-contact {
        font-size: 12px;
        line-height: 16px;
        padding-bottom: 142px;
    }
    .header-shot .header-img {
        bottom: -56px;
        width: 662px;
    }
    .title h4 {
        font-size: 28px;
        line-height: 36px;
        margin-bottom: 45px;
    }
    .list-con ul {
        width: 843px;
        margin-bottom: 49px;
    }
    .title .list-con li {
        width: 200px;
        margin: 0 81px 42px 0;
    }
    .title .list-con li img {
        height: 218px;
        margin-bottom: 16px;
    }
    .title .list-con li p {
        font-size: 16px;
        line-height: 24px;
        height: 48px;
    }
    .cust-icon img {
        width: 92px;
        height: 92px;
        margin: 12px 30px;
    }
    .customize.swiper-container {
        padding-top: 116px;
        margin-top: -116px;
    }
    .customize .swiper-pagination {
        top: 116px;
    }
    .customize .swiper-pagination-bullet {
        height: 116px;
        border-bottom: 2px solid #008873;
        margin: -115px 0 0 0!important;
    }
    .customize .swiper-slide {
        height: 280px;
        padding-top: 24px;
        margin-top: 20px;
    }
    .customize .cust-title {
        font-size: 18px;
        line-height: 24px;
        margin-bottom: 16px;
        width: 308px;
    }
    .customize .cust-desc {
        font-size: 14px;
        line-height: 22px;
        width: 240px;
    }
    .customize img {
        height: 280px;
    }
    .section-bot-t {
        padding-top: 22px;
        padding-bottom: 12px;
    }
    .section-bot-t h4, .section-bot-b h4 {
        font-size: 28px;
        line-height: 35px;
    }
    .brand-list {
        height: 186px;
    }
    .brand-list .swiper-slide {
        margin: 68px 50px;
    }
    .brand-list .swiper-slide img {
        height: 50px;
    }
    .section-bot-b {
        padding-top: 47px;
        padding-bottom: 84px;
    }
    .section-bot-b h4 {
        margin-bottom: 12px;
    }
    .business-contact-desc {
        font-size: 14px;
        line-height: 22px;
        margin-bottom: 28px;
    }
    .section-bot-b .form p {
        font-size: 14px;
        line-height: 16px;
        margin-bottom: 6px;
    }
    .section-bot-b .form .input-con {
        margin-bottom: 12px;
    }
    .section-bot-b .form input {
        padding: 0 6px;
        font-size: 12px;
        line-height: 30px;
        width: 180px;
    }
    .section-bot-b .form input:nth-child(2) {
        width: 394px;
    }
    .section-bot-b .form textarea {
        padding: 0 6px;
        font-size: 12px;
        line-height: 30px;
        width: 584px;
        height: 145px;
        margin-bottom: 12px;
    }
    .section-bot-b .form input.submit {
        padding: 0 12px;
        font-size: 14px;
    }
}
@media only screen and (max-width: 539px) {
    .margin{
        width: 92%;
    }
}