.topbar {
    width: 100%;
    height:
        0.2708333333333333rem;
    background-color: #e62129;
    color: #fff;
}

.topbar .container {
    height:
        0.2708333333333333rem;
}

.topbar-logo {
    line-height: 1;
}

.topbar-logo .large {
    font-size: 0.11458333333333333rem;
    margin-bottom: 0.026041666666666668rem;
}

.topbar-logo .small p {
    font-size: 0.052083333333333336rem;
    transform: scale(0.5);
    transform-origin: 0 0;
}

.topbar-tel {
    line-height: 0.13541666666666666rem;
}

.topbar-tel .icon-tel {
    margin-right: 0.052083333333333336rem;
}

.topbar-lang {
    margin-left: 0.10416666666666667rem;
}

.topbar-lang a {
    color: #fff;
}

.topbar-logo-img {
    display: none;
}

.topbar-lang span {
    margin: 0 0.026041666666666668rem;
}

.menu {
    height: 0.7760416666666666rem;
    background-color: #fff;
}

.menu .logo img {
    width: 2.7864583333333335rem;
    height: 0.7604166666666666rem;
    display: block;
}

.menu>.nav>ul>li {
    float: left;
    width: 0.984375rem;
}

.menu>.nav>ul,
.menu>.nav>ul>li {
    list-style: none;
    position: relative;
}

.menu>.nav>ul>li>a {
    display: block;
    height: 0.7760416666666666rem;
    text-align: center;
    font-size: 0.14583333333333334rem;
    color: #101621;
    transition: all ease 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}
 

.menu>.nav>ul>li.active,
.menu>.nav>ul>li.active>a,
.menu>.nav>ul>li>a:hover {
    text-decoration: none;
    background-color: #e62129;
    color: #fff;
}

.menu>.nav>ul>li:hover>.sub-nav {
    display: block;
    transition: all ease-in-out 0.2s;
    height: auto;
}

.menu>.nav>ul>li>.sub-nav {
    transition: all ease-in-out 0.2s;
    height: 0px;
    display: none;
    position: absolute;
    width: 400%;
    left: -150%;
    background-color: rgba(230, 33, 41, 0.5);
    padding: 0.125rem 0;
    z-index: 230;
    /* margin-left: -50%; */
}
.menu>.nav>ul>li>.sub-nav.one-col {
    width: 100%;
    left: 0;
}

.menu>.nav>ul>li>.sub-nav ul,
.menu>.nav>ul>li>.sub-nav li {
    list-style: none;
}

.menu>.nav>ul>li>.sub-nav li {
    font-size: 0.125rem;
    padding: 0 0.08854166666666667rem;
}

.menu>.nav>ul>li>.sub-nav li:hover {
    background-color: rgba(230, 33, 41);
}

.menu>.nav>ul>li>.sub-nav li:hover>a {
    border-color: transparent;
    text-decoration: none;
}

.menu>.nav>ul>li>.sub-nav>.left {
    width: 50%;
    float: left;
}

.menu>.nav>ul>li>.sub-nav>.right {
    width: 50%;
    float: left;
}
.menu>.nav>ul>li>.sub-nav>.right li:nth-child(1),
.menu>.nav>ul>li>.sub-nav>.right li:nth-child(2),
.menu>.nav>ul>li>.sub-nav>.right li:nth-child(3),
.menu>.nav>ul>li>.sub-nav>.right li:nth-child(4),
.menu>.nav>ul>li>.sub-nav>.right li:nth-child(5),
.menu>.nav>ul>li>.sub-nav>.right li:nth-child(6) {
    display: none;
}

.menu>.nav>ul>li>.sub-nav li>a {
    display: block;
    padding: 0.06770833333333333rem 0;
    border-bottom: solid 1px rgba(255, 255, 255, .7);
    color: #fff;

}

.swiper {
    position: relative;
}

.swiper-wrapper {
    position: relative;
    width: 100%;
    height: 100%;
    z-index: 1;
    display: flex;
    transition-property: transform;
    box-sizing: content-box;
}

.swiper-slide {
    transform: translateZ(0);
    transition-property: transform;
    width: 100%;
}

.swiper-button {
    width: 0.4479166666666667rem;
    height: 0.4479166666666667rem;
    background-size: 3.125rem;
    position: absolute;
    top: 50%;
    z-index: 99;
}

.swiper-button-prev {
    background: url(../images/sprite.png) 0 0 no-repeat;
    background-size: 3.125rem;
    transform: rotate(-180deg);
    left: 20px;
}

.swiper-button-next {
    background: url(../images/sprite.png) 0 0 no-repeat;
    background-size: 3.125rem;
    right: 20px;
}

.swiper-button-prev:hover {

    background: url(../images/sprite.png) 0 -1.7447916666666667rem no-repeat;
    background-size: 3.125rem;
}

.swiper-button-next:hover {
    cursor: pointer;
    background: url(../images/sprite.png) 0 -1.7447916666666667rem no-repeat;
    background-size: 3.125rem;
}

.swiper-pagination {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 99;
}

.provide-service {
    background-color: #fff;
}

.index-about {
    width: 100%;
}

.index-product {
    width: 100%;
    margin: 0px auto;
    background: url(../images/index-product-bg.jpg) no-repeat;
    background-size: 100%;
}

.index-product-item {
    width: 7.796875rem;
    margin: 0px auto;
    background: url(../images/index-p-bg.jpg) 0.6060416666666666rem 0.4791666666666667rem no-repeat;
    background-size: 6.25rem;
    display: flex;
    justify-content: space-between;
    padding-right: 1.323rem;
}

.index-product-item .pic1 {
    width: 3.7135416666666665rem;
    height: 3.3177083333333335rem;
}

.index-product-item .pic2 {
    width: 4.026041666666667rem;
    height: 3.1875rem;
}

.index-product-item .pic3 {
    width: 3.71875rem;
    height: 3.484375rem;
}

.index-product-item .text {
    overflow: hidden;
    color: #fff;
    padding: 0.7854166666666666rem 0px 0px 0.4rem;
}

.index-product-item .text h4 {
    font-size: 0.375rem;
    text-align: right;
    font-weight: 400;
}

.index-product-item .text .p1 {
    font-size: 0.20rem;
    text-align: right;
}

.index-product-item .text .p2 {
    font-size: 0.16rem;
    text-align: right;
}

.index-product-item .text a {
    color: #fff;
}

.index-product-item .text .p-btn {
    width: 1.375rem;
    height: 0.3645833333333333rem;
    background: url(../images/sprite.png) right top no-repeat;
    display: block;
    background-size: 3.125rem;
    text-align: center;
    line-height: 0.3645833333333333rem;
    font-size: 0.16229166666666666rem;
    font-weight: bold;
    text-decoration: none;
    cursor: pointer;
    margin-top: 0.052083333333333336rem;
    float: right;
    font-weight: 400;
}

.index-product-item .text .pt-btn:hover {
    font-weight: bold;
}

.index-product-item2 {
    padding-right: 0px;
    padding-left: 0.56rem;
}

.index-product-item2 .text h4 {
    text-align: left;
    line-height: 1.2;
}

.index-product-item2 .text .p1 {
    text-align: left;
}

.index-product-item2 .text .p2 {
    text-align: left;
}

.index-product-item2 .text .p-btn {
    float: left;
}

.index-pz {
    padding: 0.052083333333333336rem 0;
    max-width: 100%;
    box-sizing: border-box;
}

.index-pz .l {
    width: 2.8020833333333335rem;
}

.index-pz .s {
    width: 1.3072916666666667rem;
}

.index-pz .m {
    width: 2.6145833333333335rem;
}

.index-news {
    background: #ddd url(../images/index-news-bg.jpg) no-repeat;
    background-size: 100%;
    min-height: 6.302083333333333rem;
    padding-top: 3.8333333333333335rem;
}
.en .index-news  {
    background: #ddd url(../images/index-news-en-bg.jpg) no-repeat;
    background-size: 100%;
    min-height: 6.302083333333333rem;
    padding-top: 3.8333333333333335rem;
}

.index-news .cat2 {
    margin-left: 0.2rem;
}

.index-news-list {
    padding: 0.15625rem 0;
}

.index-news-list-item {
    padding: 0.15625rem;
    background-color: #fff;
    width: 31%;
    color: #404040;
}

.index-news-list-item .date {
    font-size: 0.19791666666666666rem;
}

.index-news-list-item h4 {
    font-size: 0.19791666666666666rem;
    height: 1.5em;
    text-overflow: ellipsis;
    white-space: nowrap;
    width: 100%;
    overflow: hidden;
    margin-bottom: 0.052083333333333336rem;
}

.index-news-list-item h4 a {
    color: #404040;
}

.index-news-list-item p {
    font-size: 0.125rem;
    word-break: break-all;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.footer {
    background-color: #535353;
    padding: 0.20833333333333334rem 0;
}

.footer-top {
    border-bottom: solid 1px #ddd;
    padding-bottom: 0.1875rem;
}

.footer-logo {
    width: 4.40625rem;
}

.footer-contact {
    flex-wrap: wrap;
    padding: 0px 0.375rem;
    color: #fff;
    font-size: 0.109375rem;
}

.footer-contact a {
    color: #fff;
}

.footer-contact .item {
    padding: 0.026041666666666668rem 0;

}
.footer-contact .item .text {
    width: calc( 100% - 0.13541666666666666rem);
}

.footer-contact .w-p-6 {
    width: 60%;
}

.footer-contact .w-p-4 {
    width: 40%;
}
.footer-contact .w-p-5 {
    width: 50%;
}

.footer-menus {
    color: #fff;
    margin-top: 0.1875rem;
}

.footer-menus a {
    color: #fff;
}

.footer-menus ul,
.footer-menus li {
    list-style: none;
}

.footer-menus>ul {
    display: flex;
}

.footer-menus>ul>li {
    font-size: 0.203125rem;
    margin-right: 0.3125rem;
}

.footer-menus>ul>li>.sub-nav {
    margin-top: 0.09375rem;
}

.footer-menus>ul>li>.sub-nav>ul>li {
    text-align: center;
    font-size: 0.09375rem;
    padding: 0.046875rem 0;
}

.sider {
    position: fixed;
    right: 0;
    top: 30%;
    z-index: 999;
}

.sider-item {
    width: 0.421875rem;
    height: 0.421875rem;
    position: relative;
    background-color: #f1f1f1;
    transition: all ease 0.2s;
}

.sider-item:hover,.sider-item:active {
    background-color: #e62129;
}

.sider-item.wechat:hover,.sider-item.wechat:active {
    background-color: #5aab71;
}

.sider-item.qq:hover,.sider-item.qq:active {
    background-color: #77d9f7;
}

.sider-item:hover .pop-img,
.sider-item:hover .pop-text,
.sider-item:active .pop-img,
.sider-item:active .pop-text,
.sider-item.active .pop-img,
.sider-item.active .pop-text
{
    display: block;
}

.sider-item .pop-img {
    width: 210px;
    height: 210px;
    right: 0.421875rem;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    display: none;
    z-index: 999999;
}

.sider-item .pop-text {
    right: 0.421875rem;
    bottom: 0;
    position: absolute; 
    background-color: #e62129;
    display: none; 
    text-align: center;
    padding: 0.2rem;
    z-index: 999999;
}

.sider-item .pop-text a {
    color: #fff;
    font-size: 20px;
}

.sider-item .pop-text a:hover {
    font-weight: bold;
    text-decoration: none;
}

.toogle-menu {
    width: 30px;
    border-radius: 5px;
    margin-left: 10px;
    display: none;
}

.mobile-lang {
    font-size: 12px;
    color: #810207;
}

.mobile-lang a {
    color: #810207;
}

.mobile-lang a {
    margin: 5px;
}

.toogle-menu span {
    width: 100%;
    height: 2px;
    background: #810207;
    margin: 5px 0px;
    display: block;
}

.mobile-menu {
    width: 100%;
    position: fixed;
    height: 100%;
    top: 0;
    left: 0;
    transform: translateX(-100%);
    /* background: #e62129; */
    background: linear-gradient(to bottom right, #f94c53, #9a0107);
    z-index: 9999;
    font-size: 16px;
    overflow-y: auto;
    transition: ease all 0.5s;
    display: block;
}

.mobile-menu.opened {
    transform: translateX(0);
}

.mobile-menu .title {
    font-size: 1.5rem;
    color: #fff;
    height: 52px;
    line-height: 52px;
    padding: 0px 20px;
    display: flex;
    justify-content: space-between;
    border-bottom: 1px solid #d70d15;
}

.mobile-menu li {
    text-indent: 20px;
}

.mobile-menu li a {
    display: block;
    width: 100%;
    height: 60px;
    line-height: 40px;
    padding: 10px 10px;
    color: #fff;
}

.mobile-menu li.childs>a {
    background: url(../images/arrow-right.png) right center no-repeat;
    background-size: 30px;
}

.mobile-menu li.childs.opened>a {
    background: url(../images/arrow-right.png) right center no-repeat;
    background-size: 30px;
}
.mobile-menu li.childs{
    position: relative;
}
.mobile-menu li.childs .a-btn {
    position: absolute;
    top: 0;
    right: 0;
    width: 80px;
    height: 60px; 
}

.mobile-menu>ul>li>a {
    border-bottom: 1px solid #d70d15;
}

.mobile-menu-close {
    color: #fff;
    float: right;
    font-size: 48px;
}

.mobile-menu ul>li>ul>li {
    text-indent: 40px;
}

.mobile-menu ul>li>ul>li>ul>li {
    text-indent: 60px;
}

.mobile-menu ul>li>ul>li>a {
    border-bottom: 1px solid #d70d15;
}

.mobile-menu ul>li>ul>li>ul>li>a {
    border-bottom: 1px solid #d70d15;
}

.mobile-menu ul>li ul {
    display: none;
}

.mobile-menu ul>li.opened>ul {
    display: block;
}

.mobile-menu ul>li.opened>ul>li.opened> {
    display: block;
}

.crumb {
    width: 100%;
    background-color: #ddd;
    padding: 10px 0px;
    color: #444;
}

.crumb a {
    color: #444;
}

.about-logo {
    background-color: #f3f3f3;
    display: flex;
    align-items: center;
    padding: 0.2552083333333333rem 0;
    justify-content: center;
}

.about-logo img {
    height: 1.4739583333333333rem;
}

.about-content {
    background-color: #f3f3f3;
    padding: 0.1552083333333333rem 0 0 0;
}

.about-content p {
    margin-bottom: 16px;
}

.about-content .summary {
    width: 5.708333333333333rem;
    height: 0.953125rem;
    background-color: #eeeeee;
    color: #b1141b;
    display: flex;
    margin: 0px auto;
}

.about-content .summary .item {
    width: 1.4270833333333333rem;
    height: 0.953125rem;
    background-color: #eeeeee;
    color: #b1141b;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    transition: all step-end 0.2s;
    cursor: default;
}

.about-content .summary .item:hover {
    background-color: #b1141b;
    color: #fff;
}

.about-content .item .t {
    font-size: 0.27640625rem;
    font-weight: bold;
}

.about-content .item .t sup {
    font-size: 0.138rem;
    font-weight: 400;
}

.about-content .item .b {
    font-size: 0.12973958333333332rem;
}

.about-content .item .b.br {
    padding-right: 0.345rem;
}

.about-cert {
    background: #535353 url(../images/cert-bg.jpg) no-repeat;
    background-size: 100%;
    width: 100%;
    border-bottom: solid 6px #ddd;

}

.about-cert h2 {
    text-align: center;
    line-height: 1.5em;
    padding: 0.1rem 0;
    font-size: 0.2552083333333333rem;
    color: #fff;
    font-weight: 500;
}
.about-cert h2 a {color: #fff;}

.use-title {
    color: #fff;
    margin-bottom: 0.1854166666666666rem;
}

.use-head-top {
    background-color: #0f4a8e;
    margin-top: 0.1854166666666666rem;
    padding-top: 0.1854166666666666rem;
}

.use-head-top .use-title h1 {
    font-size: 0.203125rem;
    font-weight: normal;
    text-align: center;
}

.use-head-top .use-title p {
    font-size: 0.10416666666666667rem;
    text-align: center;
    padding: 0 20px;
}

.use-head-top .divider {
    width: 2.1677083333333335rem;
    color: #fff;
    text-align: center;
    margin: 0.10416666666666667rem auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.use-head-top .divider span {
    display: block;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background-color: #fff;
}

.use-head-top .divider::before {
    content: '';
    display: block;
    width: 1.0104166666666667rem;
    height: 1px;
    background-color: #fff;
    height: 1px;

}

.use-head-top .divider::after {
    content: '';
    display: block;
    width: 1.0104166666666667rem;
    height: 1px;
    background-color: #fff;
    height: 1px;
}

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

.use-items .use-item {
    width: 23%;
}

.use-items .use-item.img {
    border: solid 1px #dcdcdc;
    border-bottom: none;
}

.use-items .use-item.text {
    border: solid 1px #dcdcdc;
    border-top: none;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.13020833333333334rem 0 0.234375rem 0;
    position: relative;
}

.use-items .use-item.text .name {
    width: 0.7864583333333334rem;
    height: 0.19791666666666666rem;
    line-height: 0.19791666666666666rem;
    text-align: center;
    color: #fff;
    background-color: #e62129;
    display: block;
    cursor: pointer;
}

.use-items .use-item.text::after {
    content: '';
    display: block;
    width: 1.0104166666666667rem;
    height: 2px;
    background-color: #00a0d9;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    bottom: -1px;
    width: 60%;
}

.use-big {
    margin: 0.4166666666666667rem auto 0.052083333333333336rem auto;
}

.use-big-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.202083333333333336rem;
}

.use-big-item img {
    width: 60%;
}

.use-big-item p {
    font-size: 0.15625rem;
}

.use-big-item p.lr {
    padding: 0px 100px 0px 20px;
    font-size: 0.15625rem;
}

.use-big-item p.rl {
    padding: 0px 20px 0px 100px;
    font-size: 0.15625rem;
}

.news {
    margin: 40px auto 80px auto;
}

.news-tab {
    display: flex;
}

.news-tab a {
    display: block;
    width: 0.65625rem;
    height: 0.359375rem;
    line-height: 0.359375rem;
    background-color: #d5d5d5;
    border-radius: 6px;
    text-align: center;
    font-size: 0.09375rem;
    margin-right: 20px;
    text-decoration: none;
    color: #232323;
}
.en .news-tab a {
    width:auto;
    padding: 0px 10px;
}

.news-tab a.active,.news-tab a:hover {
    background-color: #e62129;
    color: #fff;
}

.news-list {
    margin-top: 30px;
}

.news-list-item {
    display: flex;
    padding: 18px;
    background-color: #ebebeb;
    color: #505050;
    margin-bottom: 20px;
}

.news-list-item .d {
    margin-left: 20px;
    text-align: right;
}

.news-list-item .d .year {
    font-size: 14px;
    /* margin-bottom: 10px; */
}

.news-list-item .d .date {
    font-size: 0.171875rem;
    font-weight: bold;
    white-space: nowrap;
}

.news-list-item .c h4 {
    font-size: 0.14583333333333334rem;
    margin-bottom: 14px;
}

.news-list-item .c h4 a {
    color: #505050;
}

.news-list-item .c p {
    font-size: 14px;
}

.pages {
    padding: 10px 0px 10px 0px;
    text-align: center;
    font-size: 12px;
}

.pages a {
    display: inline-block;
    height: 24px;
    line-height: 22px;
    color: #666;
    text-align: center;
    padding: 0 8px;
}

.pages a.a1 {
    width: 56px;
    padding: 0;
}

.pages a:hover {
    background: #e62129;
    color: #fff;
    text-decoration: none;
}

.pages span {
    display: inline-block;
    height: 24px;
    line-height: 22px;
    background: #e62129;
    color: #fff;
    text-align: center;
    padding: 0 8px;
}

.contact-info {
    margin-top: 60px;
    margin-bottom: 40px;
}

.contact-list {
    width: 42%;
}

.contact-list-item {
    display: flex;
    margin-bottom: 25px;
    justify-content: stretch;
    align-items: center;
}

.contact-list-item .icon {
    width: 0.5572916666666666rem;
    margin-right: 14px;
}

.contact-list-item .v {
    flex: 1
}

.contact-list-item .name {
    font-size: 0.20833333333333334rem;
    border-bottom: solid 1px #444;
}

.contact-list-item .value {
    font-size: 0.15708333333333334rem;
}

.guestbook {
    margin: 80px 0 0 50px;
}

.guestbook .x-input {
    display: flex;
    margin-bottom: 20px;
    /* padding-left: 20px; */
}

.guestbook .t {
    font-size: 0.234375rem;
    flex-grow: 2;
    white-space: nowrap;
}

.guestbook .x-input-inner {
    background-color: #e6e6e6;
    padding: 5px 8px;
    width: 100%;
    border: none;
    outline: #e62129;
    flex-grow: 1;
}

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

.submit-guestbook {
    width: 1.2552083333333333rem;
    height: 0.3072916666666667rem;
    background: url(../images/btn-send.jpg) no-repeat;
    background-size: 100%;
    border: none;
    margin: 0px auto;
    font-size: 0px;
}
.en .submit-guestbook {
    background: url(../images/btn-send-en.jpg) no-repeat;
    background-size: 100%;
}

.guestbook td {
    padding: 5px;
}

#mapContainer {
    width: 100%;
    height: 600px;
}

.page-product-tab {
    margin: 40px auto;
    display: flex;
    justify-content: center;
    align-items: center;
}

.page-product-tab a {
    display: flex;
    justify-content: center;
    align-items: center;
    /* width: 0.65625rem; */
    height: 0.359375rem; 
    background-color: #d5d5d5;
    border-radius: 6px;
    text-align: center;
    font-size: 0.09375rem;
    margin-right: 20px;
    text-decoration: none;
    color: #232323;
    padding: 0px 10px;
    min-width: 0.65625rem;
}
.en .page-product-tab a { 
    line-height: 1.1em;
    
}

.page-product-tab a.active, .page-product-tab a:hover {
    background-color: #e62129;
    color: #fff;
}

.product-list {
    display: grid;
    grid-template-columns: 22% 22% 22% 22%; 
    gap:0  3%;
}

.product-list-item {
    margin-bottom: 20px;
    border: solid 1px #222222;
    position: relative;
    overflow: hidden;
}

.product-list-item .t {
    font-size: 0.14583333333333334rem;
    height: 0.4322916666666667rem;
    line-height: 0.4322916666666667rem;
    text-align: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    padding: 0px 5px;
    border-top: solid 1px #222222;
    width: 100%;
    display: block;
}

.product-list-item .cover {
    display: none;
    position: absolute;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.25);
    transition: all .5s step-start;
}

.product-list-item .cover .t2 {
    width: 100%;
    height: 100%;
    display: block; 
    color: #fff;
    text-decoration: none;
    display: flex;
    justify-content: center;
    align-items: center;
}
.product-list-item .cover .t2 span {
    display: block;
    font-size: 0.375rem;
    border-top: solid 2px #fff;
    border-bottom: solid 2px #fff;
    color: #fff;

}

.product-list-item:hover .cover {
    display: flex;
    justify-content: center;
    align-items: center;
    top: 0;
}



.product-contact {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 30px;
}

.product-contact-item {
    margin: 0px 20px;
    font-size: 0.25rem;
    color: #000;
    display: flex;
    align-items: center;
}

.product-contact-item a {
    color: #000;
}

.product-contact-item img {
    width: 0.3177083333333333rem;
    margin-right: 10px;
}

.product-content {
    margin-bottom: 20px;
}

.new-title {
    margin: 30px 0px;
    text-align: center;
}
.news-content{
    margin-bottom: 30px;
}
.news-content p {
    margin-bottom: 20px;
}
.product-thumb {
    display: flex;
    justify-content: center;
    position: relative;
}
.product-name {
    text-align: center;
    font-size: 0.234375rem;
    color: #404040;
    margin: 0px 0px 20px;
    position: absolute;
    bottom: 50px;
    left: 0;
    width: 100%;
}
.product-params-container {
    display: grid; 
    border-left: solid 1px #95a2b2;
    grid-template-columns: auto auto auto auto  auto  auto  auto  auto  auto  auto ;
}
.product-params-container-11 {
    display: grid; 
    border-left: solid 1px #95a2b2;
    grid-template-columns: auto auto auto auto  auto  auto  auto  auto  auto  auto  auto;
}
/* .product-params-container .item {
    place-self: center;
} */
.product-params-container-11 .item .img,.product-params-container .item .img{
    height: 120px; 
    display: flex;
    justify-content: center;
    background-color: #344151;
}
.product-params-container-11  .item .img img,.product-params-container .item .img img{
    max-height: 100%;
}
.product-params-container-11  .item,.product-params-container .item { 
    border-right: solid 1px #95a2b2;
    border-bottom: solid 1px #95a2b2; 
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
}

.product-params-container-11  .item .item-text,.product-params-container .item .item-text {
    padding: 8px 5px;
    text-align: center;
}

.en .footer-menus>ul {
    justify-content: space-between;
}
.en .footer-menus>ul>li {
    margin-right: 20px;
    font-size: 0.163125rem;
}
.en .topbar-logo .large {
    font-size: 0.09rem;
}
.en .topbar-logo .small p {
    transform: none;
}
.en .topbar-logo {
    margin-right: 50px;
}
.en .index-product-item .pic1 {
    margin-left: 10px;
}
.en .index-product-item .text h4 {
    font-size: 0.25rem;
}
.en .index-product-item .text .p1 {
    font-size: 0.1875rem;
}
.en .index-product-item {
    padding-right: 1.2rem;
}
.en .index-product-item .text {
    overflow: hidden;
    color: #fff;
    padding: 0.7854166666666667rem 0px 0px 0.4rem;
}
.en .index-product-item2 {
    padding-right: 0.3rem;
}
.en .topbar-logo .small {
    display: none;
}
.en .footer-contact .item .text {
    font-size:  0.10416666666666667rem;
}
.en .footer-contact .item:nth-child(1) {
    width: 100%;
}
.en .footer-contact .item:nth-child(2) {
    width: auto;
}
.en .footer-contact .item:nth-child(3) {
    width: auto;
    box-sizing: border-box;
}
.en .footer-contact .item:nth-child(4) {
    width: auto;
    box-sizing: border-box;
}
.en .menu>.nav>ul>li>.sub-nav li {
    font-size: 0.105rem;
}

.cert-list {
    display: grid;
    grid-template-columns: 22% 22% 22% 22%; 
    gap:0  3%;
    margin-top: 40px;
}
.cert-list-item {
    height: 320px;
    display: flex;
    justify-content: center;
    align-items: center;
    border: solid 1px #ddd;
    margin-bottom: 30px;
}
.cert-list-item a{
    max-width: 100%;
    max-height: 100%;
    overflow: hidden;
}
.cert-list-item img {
    max-height: 100%;
    max-width: 100%;
}
.en .index-news-list-item h4 {
    font-size: 0.11791666666666666rem;
}
.en .index-news-list-item p {
    font-size: 0.065rem;
}