/* 响应式适配 - 优化1400px宽度下的显示 */
.fix_box{display:none!important}
@media (max-width: 1450px) {
    nav a {
        font-size: 17px;
    }
    .company-intro {
        background-image: url(../images/company.jpg);
        background-size: 100% auto;
    }
    .big-swiper .swiper-button-prev {
        transform: translateX(0%);
        -webkit-transform: translateX(0%);
    }
    .big-swiper .swiper-button-next {
        transform: translateX(0%);
        -webkit-transform: translateX(0%);
    }
}
@media (max-width: 1300px) {
    .service-advantage .nav-item {
        height: 70px;
        line-height: 70px;
        font-size: 18px;
    }
    .service-advantage .content-text h2 {
        font-size: 28px;
    }
    .service-advantage .content-text p {
        font-size: 15px;
        min-height: 100px;
    }
    .service-advantage .contact-info .phone2 {
        font-size: 18px;
    }
    .section-title {
        font-size: 40px;
    }
    .news-title {
        font-size: 40px;
    }
    .tab-item {
        font-size: 18px;
    }
}
@media (max-width: 1200px) {
    nav a {
        font-size: 16px;
    }
    .main-title {
        font-size: 42px;
    }
    .sub-title {
        font-size: 20px;
    }
    .tag-box {
        font-size: 16px;
    }
    .consult-btn {
        font-size: 14px;
    }
    .section-title {
        font-size: 38px;
    }
    .top-info h2 {
        font-size: 30px;
        ;
    }
    .top-info p {
        font-size: 14px;
    }
    .btn-more {
        font-size: 12px;
    }
    .small-swiper .swiper-slide .box .title {
        font-size: 18px
    }
    .company-title {
        font-size: 28px;
    }
    .company-desc {
        font-size: 14px;
    }
    .company-imgs {
        overflow: hidden;
        padding-right: 150px;
        margin-top: 50px;
    }
    .news-title {
        font-size: 32px;
    }
    .tab-item {
        font-size: 16px;
    }
    .news-item-title {
        font-size: 16px;
    }
    .news-item-desc {
        font-size: 14px;
    }
    .service-advantage .content-text {
        width: 65%;
    }
    .service-advantage .content-img {
        width: calc(35%);
    }
}
@media (max-width: 1000px) {
    nav a {
        font-size: 13px;
    }
    .search-icon {
        width: 30px;
        height: 30px;
    }
    .service-advantage .left-nav {
        width: 150px;
    }
    .service-advantage .right-content {
        width: calc(100% - 150px);
    }
    .service-advantage .nav-item {
        height: 60px;
        line-height: 60px;
        font-size: 15px;
    }
    .service-advantage .contact-info .phone2 {
        font-size: 16px;
    }
}
@media (max-width: 900px) {
    .ys_phnav_icon {
        display: block;
    }
    .logo.wrap {
        display: block;
        font-size: 25px;
        top: 0%;
        transform: translateY(0%);
        -webkit-transform: translateY(0%);
    }
    .header-bottom {
        display: flex;
        align-items: center;
        justify-content: space-between;
        margin-top: 0px;
        height: 100%;
    }
    header {
        height: 70px;
    }
    .swiper-container {
        height: 400px;
    }
    .main-title {
        font-size: 30px;
    }
    .sub-title {
        font-size: 18px;
    }
    .tag-box {
        font-size: 14px;
    }
    .consult-btn {
        font-size: 12px;
    }
    .section-title {
        font-size: 28px;
    }
    .top-info h2 {
        font-size: 19px;
        ;
    }
    .top-info p {
        font-size: 14px;
    }
    .btn-more {
        font-size: 12px;
    }
    .small-swiper .swiper-slide .box .title {
        font-size: 18px
    }
    .company-title {
        font-size: 22px;
    }
    .header-right {
        width: 100%;
        position: fixed;
        left: 0;
        top: 0;
        right: 0;
        background: #ffffff;
        height: 70px;
    }
    .header-top {
        display: none
    }
    .logo {
        display: none;
    }
    .top_r {
        display: block;
        width: 80px;
        height: 100%;
        float: right;
        text-align: center;
    }
    .top_r .menu-handler {
        position: relative;
        top: 41%;
        transform: translateY(-50%);
        -webkit-transform: translateY(-50%);
        width: 30px;
        display: inline-block;
    }
    .menu-handler {
        width: 100%;
        display: block;
        cursor: pointer;
        z-index: 1010;
    }
    .menu-handler span {
        position: relative;
        display: block;
        margin: 5.5px auto 0;
        width: 100%;
        height: 4px;
        -webkit-transition-duration: .3s, .3s;
        -moz-transition-duration: .3s, .3s;
        -ms-transition-duration: .3s, .3s;
        -o-transition-duration: .3s, .3s;
        transition-duration: .3s, .3s;
        -webkit-transition-delay: .3s, 0s;
        -moz-transition-delay: .3s, 0s;
        -ms-transition-delay: .3s, 0s;
        -o-transition-delay: .3s, 0s;
        transition-delay: .3s, 0s;
        background: #000;
    }
    .menu-handler span:after,
    .menu-handler span:before {
        content: "";
        position: absolute;
        display: inline-block;
        width: 100%;
        height: 4px;
        left: 0;
        background-color: #000;
        -webkit-transition-duration: .3s, .3s;
        -moz-transition-duration: .3s, .3s;
        -ms-transition-duration: .3s, .3s;
        -o-transition-duration: .3s, .3s;
        transition-duration: .3s, .3s;
        -webkit-transition-delay: .3s, 0s;
        -moz-transition-delay: .3s, 0s;
        -ms-transition-delay: .3s, 0s;
        -o-transition-delay: .3s, 0s;
        transition-delay: .3s, 0s
    }
    .menu-handler span:before {
        top: -7px;
        -webkit-transition-property: top, transform;
        -moz-transition-property: top, transform;
        -ms-transition-property: top, transform;
        -o-transition-property: top, transform;
        transition-property: top, transform;
    }
    .menu-handler span:after {
        bottom: -7px;
        -webkit-transition-property: bottom, transform;
        -moz-transition-property: bottom, transform;
        -ms-transition-property: bottom, transform;
        -o-transition-property: bottom, transform;
        transition-property: bottom, transform;
    }
    .menu-handler.active span {
        background-color: transparent;
        -webkit-transition-delay: 0s, 0s;
        -moz-transition-delay: 0s, 0s;
        -ms-transition-delay: 0s, 0s;
        -o-transition-delay: 0s, 0s;
        transition-delay: 0s, 0s;
    }
    .menu-handler.active span:after,
    .menu-handler.active span:before {
        background-color: #000;
        -webkit-transition-delay: 0s, .3s;
        -moz-transition-delay: 0s, .3s;
        -ms-transition-delay: 0s, .3s;
        -o-transition-delay: 0s, .3s;
        transition-delay: 0s, .3s;
    }
    .menu-handler.active span:before {
        top: 0;
        -webkit-transform: rotate(45deg);
        -moz-transform: rotate(45deg);
        -ms-transform: rotate(45deg);
        -o-transform: rotate(45deg);
        transform: rotate(45deg);
    }
    .menu-handler.active span:after {
        bottom: 0;
        -webkit-transform: rotate(-45deg);
        -moz-transform: rotate(-45deg);
        -ms-transform: rotate(-45deg);
        -o-transform: rotate(-45deg);
        transform: rotate(-45deg);
    }
    .menu-handler.active span {
        background: none;
    }
    .menu-handler.active span {}
    nav {
        position: fixed;
        background: #ffffff;
        left: 0;
        right: 0;
        top: 0;
        bottom: 0;
        width: 100%;
        margin-top: 70px;
        visibility: hidden;
        transform: translateX(100%);
        -webkit-transform: translateX(100%);
        -webkit-transition: all .5s;
        -moz-transition: all .5s;
        -ms-transition: all .5s;
        -o-transition: all .5s;
        transition: all .5s
    }
    .menuOpen nav {
        visibility: visible;
        transform: translateX(0%);
        -webkit-transform: translateX(0%);
    }
    nav ul {
        display: block;
    }
    nav ul li {
        text-align: left;
        padding: 20px 10px;
    }
    nav a {
        font-size: 18px;
        color: #000;
    }
    nav ul>li .secNav {
        position: static;
        display: none;
        visibility: visible;
        width: 100%;
        transform: translate(0%, 0px);
        box-shadow: 0px 0px 10px 0px rgba(204, 204, 204, 0);
        padding: 0;margin-top: 10px;
    }
    nav ul>li .secNav a {
        color: #333333;
        font-size: 15px;
    }
    nav ul>li .secNav li {
        
       margin: 0;
       text-align: left;
       text-indent: 20px;line-height: 40px;height:40px;padding: 0;
    }
    nav ul>li .secNav li a{
        display: inline-block;margin: 0 !important;padding: 0 !important;
       
    }

    .service-advantage .left-nav {
        width: 100%;
        margin-bottom: 10px;
    }
    .service-advantage .right-content {
        width: calc(100%);
    }
    .service-advantage .nav-item.active::after {
        display: none;
    }
    .service-advantage .nav-item {
        width: 50%;
        float: left;
    }
    .service-advantage .content-text {
        padding: 20px 0px;
        padding-right: 20px;
        width: 50%;
    }
    .service-advantage .content-img {
        width: calc(50%);height: auto;
    }
    .service-advantage .content-img img {
        width: 100% !important;
        height: auto;
    }

    .contact-info {
        display: block;
    }
    .service-advantage .contact-info {
        display: block;
    }
    .service-advantage .content-text .tit {
        margin-right: 0px;
        font-size: 12px;
        background-size: 20px auto;
        padding: 3px 0;
        padding-left: 35px;
    }
    .big-swiper .swiper-button-prev {
        display: none;
    }
    .big-swiper .swiper-button-next {
        display: none;
    }
    .top-info {
        position: static;
    }
    .small-swiper .swiper-slide .box .img {
        height: 200px;
    }
    .marquee-wrap {
        height: 300px;
    }
    .news-item-img {
        width: 140px;
        height: 100px;
        flex-shrink: 0;
        border-radius: 4px;
        overflow: hidden;
    }
    .news-title {
        font-size: 22px;
    }
    .company-intro {
        padding-bottom: 50px;
    }
    .company-imgs {
        padding-right: 0px;
        margin-top: 50px;
    }
}
@media (max-width: 700px) {
    .news-content {
        display: block;
    }
    .news-left {
        width: 100%;
    }
    .news-right {
        width: 100%;
        margin-top: 20px;
    }
}
@media (max-width: 540px) {
    .container {
        padding: 0 0px;
    }
    .swiper-container {
        height: 300px;
    }
    .main-title {
        font-size: 18px;
        margin-bottom: 10px;
    }
    .sub-title {
        font-size: 13px;
        margin-bottom: 10px;
    }
    .tag-box {
        font-size: 12px;
        margin-bottom: 10px;
        padding: 4px 5px;
    }
    .consult-btn {
        font-size: 12px;
    }
    .swiper-container .swiper-pagination {
        bottom: 10px;
    }
    .swiper-container .swiper-pagination-bullet {
        width: 20px;
        height: 5px;
    }
    .swiper-container .consult-btn {
        font-size: 12px;
    }
    .section-title {
        font-size: 25px;
        margin-bottom: 20px;
    }
    .top-info h2 {
        font-size: 16px;
        ;
        margin-top: 10px;
        margin-bottom: 0px;
    }
    .top-info p {
        font-size: 12px;
        margin-bottom: 20px;
    }
    .btn-more {
        padding: 5px 10px;
        font-size: 12px;
    }
    .product-center {
        padding: 30px 0;
        background-color: #f9f9f9;
    }
    .big-swiper {
        padding: 5px;
    }
    .small-swiper .swiper-slide .box {
       /* width: 100%;*/
        margin-right: 0px;
        margin-top: 10px;
		
		/*改为一行两个*/
		width:49%;
		margin-right:2%;
    }
	.small-swiper .swiper-slide .box:nth-child(2n){ margin-right:0}
	.small-swiper .swiper-slide .box:nth-child(3){margin-right:2%;}
	.small-swiper .swiper-slide .box:nth-child(2n+1){ clear:both}
    .small-swiper .swiper-slide .box .img {
        height: 150px;
    }
    .small-swiper .swiper-slide .box .title {
        font-size: 14px;
    }
    .service-advantage {
        padding: 20px 0;
    }
    .service-advantage .content-text {
        width: 100%;
    }
    .service-advantage .content-img {
        width: calc(100%);
    }
    .service-advantage .content-item.active {
        display: block;
    }
    .service-advantage .content-text h2 {
        font-size: 20px;
    }
    .left-nav {
        margin-top: 20px
    }
    .service-advantage .nav-item {
        height: 35px;
        line-height: 35px;
        font-size: 13px;
    }
    .service-advantage .content-text h2 {
        font-size: 16px;
    }
    .service-advantage .content-text p {
        font-size: 13px;
        min-height: auto;
        margin-bottom: 10px;
    }
    .contact-info {}
    .service-advantage .contact-info {
        display: flex;
        align-items: center;
        margin-top: 10px;
    }
    .service-advantage .contact-info .consult-btn {
        background-size: 15px auto;
        padding: 5px 10px;
        padding-left: 31px;
        font-size: 12px !important;
    }
    .company-content {
        display: block;
    }
    .company-text {
        width: 100%;
    }
    .company-intro {
        background-image: none;
        padding: 20px 0;
    }
    .company-title {
        font-size: 18px;
    }
    .company-btn {
        padding: 5px 6px;
        font-size: 12px;
    }
    .news-title {
        font-size: 18px;
        margin-bottom: 10px;
        display: none;
    }
    .news-left .left-desc {
        font-size: 14px;
    }
    .news-tabs {
        margin-bottom: 20px;
    }
    .tab-item {
        padding: 5px 10px;
        font-size: 14px;
        margin-left: 10px;
    }
    .news-item-title {
        font-size: 14px;
    }
    .news-item-desc {
        font-size: 12px;
    }
    .footer-column h3 {
        font-size: 16px;
    }
    .footer-column ul li a {
        font-size: 12px;
    }
}
@media (max-width: 480px) {}