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

html {
    scroll-behavior: smooth;
}

a {
    text-decoration: none !important;
}

#main {
    overflow-x: hidden;
}

li {
    list-style: none;
}

input,
button {
    outline: none;
    border: none;
}

.logo {
    width: 344px;
}

.header-content {
    padding: 24px !important;
}

.menu {
    position: relative;
}

.nav>li {
    display: inline-block;
    position: relative;
}

.nav>li>a {
    padding: 0 30px;
    height: 50px;
    line-height: 50px;
    position: relative;
    display: flex;
    align-items: center;
}

.nav>li>a::after {
    content: "";
    width: 1px;
    height: 20px;
    background-color: #ccc;
    position: absolute;
    left: 0;
}

.first::after {
    width: 0 !important;
}

.nav>li:hover>a {
    color: #c7161d;
}

.nav>li:hover>a>span {
    color: #c7161d;
}

.nav a {
    color: #333;
    display: block;
    text-decoration: none;
}

.nav ul li {
    position: relative;
}

.nav>li:hover>ul {
    display: block;
}

.nav ul {
    min-width: 144px;
    box-shadow: 2px 2px 15px 0px rgba(0, 0, 0, 0.13);
    background-color: #fff;
    padding: 0;
    display: none;
    position: absolute;
    z-index: 999;
    -webkit-transition: display 0.3s cubic-bezier(0.48, 0.01, 0.5, 0.99), visibility 0.1s linear;
    transition: display 0.3s cubic-bezier(0.48, 0.01, 0.5, 0.99), visibility 0.1s linear;
}

.nav>li>a {
    font-weight: 500;
}

.nav>li>ul>li>a {
    background-color: #fff;
    padding: 14px 20px;
}

.nav>li>ul>li:hover>a {
    background-color: #c7161d;
    color: #fff;
}

.nav>li>ul>li>ul {
    left: 100%;
    top: 16px;
}

.nav>li:last-child>ul>li>ul {
    left: -100%;
    top: 0;
}

.nav>li>ul>li:hover>ul {
    display: block;
}

.nav>li>ul>li>ul>li>a {
    background-color: #fff;
    padding: 14px 20px;
}

.nav>li>ul>li>ul>li:hover>a {
    background-color: #c7161d;
    color: #fff;
}

.header-right .icon-sousuo {
    font-size: 20px;
    color: #666;
    padding-right: 30px;
}

.header-right .icon-sousuo:hover {
    cursor: pointer;
}

.language {
    position: relative;
}

.language ul {
    position: absolute;
    top: 30px;
    left: -40px;
    display: none;
}

.language .name {
    width: 72px;
    height: 36px;
    text-align: center;
    line-height: 36px;
    border: 1px solid #333;
}

.nav .language .name:hover {
    color: #c7161d;
    cursor: pointer;
}

.language .name:hover>ul {
    display: block;
    z-index: 999;
}

.language .name>ul {
    box-shadow: 2px 2px 15px 0px rgba(0, 0, 0, 0.13);
    background-color: #fff;
    padding: 0;
}

.language .name>ul>li>a:hover {
    color: #fff;
    background-color: #c7161d;
}

.language .name>ul>li>a {
    color: #666;
    font-size: 14px;
    min-width: 130px;
    height: 34px;
    display: block;
    padding: 0 24px;
    text-align: left;
}

.language .name span:nth-child(2) {
    font-size: 10px;
    transform: scale(0.5);
}

.search-mask {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    display: none;
    z-index: 9999999;
}

.search-mask .mask-content {
    padding-top: 145px;
}

.search-mask .mask-content>input {
    width: 722px;
    background-color: #fff;
    padding: 9px 15px;
    font-size: 14px;
    border: 1px solid #E1E5EB;
    color: #333;
}

.search-mask .mask-content>input::placeholder {
    color: #333;
}

.search-mask .mask-content>button {
    margin-left: 10px;
    background-color: #c7161d;
    padding: 10px 15px;
    transition: all 0.2s;
}

.search-mask .mask-content>button:hover {
    background-color: #666;
}

.search-mask .mask-content>button>span {
    color: #fff;
}

.show {
    display: block;
}

.menu-show {
    display: block !important;
}

.product-menu {
    position: absolute;
    left: -300px;
    background-color: #fff;
    box-shadow: 2px 2px 15px 0px rgba(0, 0, 0, 0.13);
    display: none;
    width: 800px;
    padding: 20px;
    overflow-y: auto;
    max-height: 430px;
    z-index: 999;
}

.product-link:hover>.product-menu {
    display: block;
}

.product-link .icon-jiantou {
    font-size: 10px;
    color: #000;
    font-weight: bold;
    margin-left: 4px;
}

.product-menu .method {
    width: 140px;
    padding-right: 20px;
}

.product-menu .name {
    padding-bottom: 12px;
    color: #333;
    font-weight: 500;
    border-bottom: 2px solid #ccc;
}

.product-menu .method-menu,
.product-menu .area-menu {
    padding: 5px 0;
}

.product-menu .method-menu>a {
    max-width: 140px;
    height: 38px;
    color: rgba(54, 54, 54, 1);
    line-height: 38px;
    padding: 0 8px;
}

.product-menu .method-menu>a:hover {
    color: #fff;
    background-color: #c7161d;
}

.product-menu .area {
    flex: 1;
}

.product-menu .area-menu {
    width: 100%;
}

.area-menu {
    color: #333;
}

.area-menu>a {
    border-radius: 0px 0px 0px 0px;
    padding: 9px 10px 9px 10px;
    font-size: 16px;
    font-weight: 400;
    line-height: 20px;
    letter-spacing: 1.5px;
}

.area-menu>a:hover {
    color: #fff;
    background-color: #c7161d;
}

.area-menu-child {
    border-left: 1px solid #ECECEC;
    padding: 0 8px;
}

.area-menu-child a {
    color: rgba(130, 130, 130, 1);
    font-size: 15px;
    line-height: 19px;
    font-weight: 400;
    text-decoration: none;
    padding-top: 10px;
    padding-right: 10px;
    padding-bottom: 10px;
    padding-left: 10px;
    transition: all 400ms;
}

.area-menu-child a:hover {
    color: #c7161d;
}

.banner1 {
    background-image: url(../images/banner05.webp);
}

.banner0 {
    background-image: url(../images/01-8.webp);
}

.banner2 {
    background-image: url(../images/banner08.webp);
}

.banner3 {
    background-image: url(../images/banner10.webp);
}

.banner4 {
    background-image: url(../images/banner11.webp);
}

.banner5 {
    background-image: url(../images/09.webp);
}


.swiper-slide {
    background-position: center center;
    background-repeat: no-repeat;
    background-size: cover;
    width: 100%;
    aspect-ratio: 1920 / 800;
    min-height: 480px;
    max-width: 100%;
}

.banner {
    min-width: 100%;
    position: relative;
}

.icons {
    position: absolute;
    left: 80px;
    z-index: 10008;
    color: #fff;
    height: 100px;
}

.icon-item {
    position: relative;
}

.icon-item>a {
    color: #fff;
}

.icon-item>a:hover {
    color: #c7161d;
    cursor: pointer;
}

.icon-item:hover>span {
    display: block;
}

.icon-item>span {
    position: absolute;
    left: 35px;
    background-color: #464646;
    color: #fff;
    width: 84px;
    height: 34px;
    text-align: center;
    line-height: 34px;
    font-size: 12px;
    border-radius: 4px;
    transition: all .8s;
    display: none;
}

.go-product {
    position: absolute;
    right: 80px;
    z-index: 999;
    color: #fff;
}

.go-product:hover {
    color: #c7161d;
}

.go-product span:nth-child(1) {
    font-size: 36px;
}

.go-product span:nth-child(2) {
    transform: rotate(-270deg);
    /* 设置旋转的基点为左上角 */
    white-space: nowrap;
    /* 防止文字换行 */
    font-size: 12px;
    margin-top: 30px;
}

.swiper-slide-content {
    width: 70%;
    color: #fff;
}

.swiper-slide-content>p {
    font-size: 0.7vw;
    padding-bottom: 30px;
}

.swiper-slide-content>h1 {
    font-size: 4.2vw;
}

.swiper-slide-content>span {
    font-weight: 500;
    line-height: 24px;
    padding-top: 10px;
    margin-bottom: 18px;
    font-size: 15px;
    max-width: 550px;
}

.swiper-slide-content>.link {
    display: flex;
}

.swiper-slide-content>.link>a {
    display: block;
    border-style: solid;
    border-width: 1px 1px 1px 1px;
    border-color: #FFFFFF;
    border-radius: 0px 0px 0px 0px;
    padding: 5px 50px 5px 50px;
    color: #fff;
    transition: all 0.5 ease-in;
}

.swiper-slide-content>.link>a:hover {
    background-color: #c7161d;
    border-color: #c7161d;
}

.opc0 {
    height: 60px;
}

.banner .swiper-button-prev {
    color: #fff;
    width: 40px;
    height: 40px;
    display: flex;
    justify-content: center;
    align-items: center;
    border: 1px solid #ccc;
    border-radius: 50%;
    left: inherit;
    right: 150px;
    bottom: 80px;
    z-index: 99;
    top: inherit;
}

.banner .swiper-button-prev:hover {
    background-color: #c7161d;
    border-color: #c7161d;
}

.banner .swiper-button-next:hover {
    background-color: #c7161d;
    border-color: #c7161d;
}

.banner .swiper-button-next {
    color: #fff;
    width: 40px;
    height: 40px;
    display: flex;
    justify-content: center;
    align-items: center;
    border: 1px solid #ccc;
    border-radius: 50%;
    left: inherit;
    right: 100px;
    bottom: 80px;
    z-index: 99;
    top: inherit;
}

.banner .swiper-button-prev::after,
.banner .swiper-button-next::after {
    font-size: 12px;
}

.products {
    padding: 90px 0;
}

.header-fixed {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 99999;
    width: 100%;
    transition: all 0.5s linear;
    background-color: #f4f6f9;
}

.title>h1 {
    font-size: 70px;
    font-weight: 600;
    line-height: 1em;
    color: #c7161d;
    letter-spacing: 6px;
}

.title>svg {
    margin: 10px 20px 0px 20px;
}

.title>span {
    color: #333333;
    font-size: 24px;
    font-weight: 500;
    margin-bottom: 10px;
}

.navbar-toggler {
    color: #c7161d !important;
    border-color: #c7161d !important;
}

.logo-img {
    width: 45vw;
}

.offcanvas-header {
    justify-content: flex-end !important;
    height: 48px;
}

.offcanvas-header>button {
    color: #c7161d !important;
}

.nav-item ul {
    display: none;
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    background: #ffff;
    padding-left: 1em;
    padding-right: 1em;
}

.offcanvas-body {
    position: relative;
    padding-top: 0 !important;
}

.nav-item>a:hover {
    cursor: pointer;
    color: #c7161d !important;
}

.nav-item>a {
    color: #333 !important;
}

.left-arrwos {
    font-weight: bold;
    color: #c7161d;
    font-size: 20px;
}

.left-arrwos-btn {
    background-color: transparent !important;
}

.nav-link>span {
    font-weight: bold;
    color: #333;
    font-size: 16px;
}

.nav-link {
    display: flex !important;
    justify-content: space-between;
    align-items: center;
}

.product-title>span {
    font-size: 22px;
    color: #333;
    font-weight: 500;
    margin-left: 20px;
}

.product-item {
    margin-top: 32px !important;
}

.product-text {
    position: relative;
    margin-top: 10px;
}

.product-text>img {
    width: 100%;
    height: 340px;
}

.text-mask {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: transparent;
    background-image: linear-gradient(220deg, #C7161D99 0%, #C7161D 100%);
    opacity: 0;
    transition: background 0.3s, border-radius 0.3s, opacity 0.3s;
    color: #fff;
}

.text-mask>div {
    width: 80%;
    height: 100%;
    margin-left: 15%;
}

.product-item-content.col-lg-8 .text-mask {
    padding: 0 40px;
}

.product-item-content.col-lg-4 .cate-name {
    width: 68px !important;
}

.product-text:hover>.text-mask {
    opacity: 1;
    cursor: pointer;
}

.cate-name {
    font-size: 20px;
    font-weight: 500;
    line-height: 1.5em;
    letter-spacing: 2px;
    width: 250px;
    text-align: center;
}

.detail-link {
    display: block;
    margin-top: 24px;
    transition: background .3s, border .3s, border-radius .3s, box-shadow .3s, transform var(--e-transform-transition-duration, .4s);
    font-size: 16px;
    font-weight: 500;
    line-height: 1.8em;
    letter-spacing: 1.5px;
    background-color: transparent;
    border-style: solid;
    border-width: 1px 1px 1px 1px;
    border-radius: 0px 0px 0px 0px;
    padding: 5% 28% 5% 28%;
    color: #fff;
    border-color: #fff;
}

.detail-link:hover {
    background-color: #fff;
    color: #c7161d;
}

.product-item:nth-child(3) .product-item-content:nth-child(1) .product-text ul {
    width: 210px;
}

.product-text ul li {
    list-style: disc;
    min-height: 30px;
    word-wrap: break-word;
}

.svg-width {
    width: 60px;
    height: 60px;
}

.news {
    padding: 80px 0;
    background-image: url(../images/home-bg.webp);
    background-position: center center;
    background-repeat: no-repeat;
    background-size: cover;
}

.news-list {
    padding: 40px 50px;
}

.news-list .news-link {
    background-color: #c7161d;
    color: #fff;
    display: block;
    padding: 4px 24px;
}

.news-list .news-link:hover {
    background-color: #666;
}

.news-list .news-item:first-child {
    border-style: solid;
    border-width: 1px 0px 1px 0px;
    border-color: #ccc;
}

.news-list .news-item {
    border-style: solid;
    border-width: 0px 0px 1px 0px;
    border-color: #ccc;
    transition: background 0.3s, border 0.3s, border-radius 0.3s, box-shadow 0.3s;
    padding: 22px 0px 22px 0px;
}

.news-item .left span {
    color: #666666;
    padding: 0 30px;
}

.news-item .news-title {
    position: relative;
    flex: 1;
    color: #333;
    font-size: 20px;
    font-weight: 500;
    line-height: 26px;
    letter-spacing: 2px;
    padding-left: 30px;
}

.news-item .news-title::after {
    content: "";
    position: absolute;
    left: 0;
    width: 1px;
    height: 100%;
    background-color: #ccc;
}

.news-item .news-title:hover {
    color: #c7161d;
}

.news-item .icon-youjiantou {
    font-size: 30px;
    color: #ccc;
}

.news-item .icon-youjiantou:hover {
    color: #c7161d;
}

.news-more {
    margin-top: 40px;
}

.news-more>a {
    background-color: #c7161d;
    color: #fff;
    display: block;
    padding: 8px 60px;
}

.news-more>a:hover {
    background-color: #666;
}

.consult {
    background-position: center center;
    background-repeat: no-repeat;
    background-size: cover;
    background-image: url(../images/bg.webp);
    padding-top: 40px;
    padding-bottom: 70px;
}

.consult p:nth-child(1) {
    font-size: 20px;
    color: #666666;
}

.consult p:nth-child(2) {
    color: #454545;
    font-size: 32px;
    font-weight: 600;
    line-height: 1.3em;
    letter-spacing: 5px;
}

footer {
    background-color: #1A1A1A;
    color: #fff;
}

footer>.container {
    padding: 60px 0;
}

footer>p {
    background-color: #333;
    color: #A2A2A2;
    font-size: 14px;
    text-align: center;
    padding: 20px 0;
    margin-bottom: 0;
}

footer .foot-nav-name {
    font-size: 20px;
    font-weight: 400;
    letter-spacing: 2px;
    margin-bottom: 20px;
}

footer .address {
    width: 400px;
}

footer .address p {
    line-height: 34px;
}

footer .foot-nav {
    flex: 1;
}

.foot-nav-item {
    flex: 1;
}

.foot-nav-item:nth-child(2) {
    flex: 2;
}

.foot-nav-item:nth-child(2) .d-flex div:nth-child(2) {
    margin-left: 40px;
}

.foot-nav-item a {
    font-size: 20px;
    color: #fff;
    margin-bottom: 18px;
}

.foot-nav-item ul {
    margin: 0;
    padding: 0;
}

.foot-nav-item ul a {
    font-size: 16px;
    color: #bdbdbd;
    margin-bottom: 12px;
}

.foot-nav-item a:hover {
    cursor: pointer;
    color: #c7161d;
}

.privacy {
    padding: 20px 0;
}

.privacy .left>a {
    color: #fff;
    margin: 0 20px;
    position: relative;
}

.privacy .left>a:nth-child(1) {
    margin-left: 0;
}

.privacy a:hover {
    cursor: pointer;
    color: #c7161d;
}

.especially-link {
    display: none;
}

.privacy .left>a:nth-child(2)::before,
.privacy .left>a:nth-child(3)::before {
    content: "";
    position: absolute;
    top: 0;
    width: 1px;
    height: 100%;
    background-color: #fff;
    left: -22px;
}

.icons-footer a {
    color: #fff;
    margin: 0 10px;
    font-size: 20px;
}

.footer-menu {
    flex: 1;
}

@media screen and (max-width: 576px) {
    .banner .swiper-button-prev {
        bottom: 40px;
        right: 80px;
    }
    .banner .swiper-button-next {
        bottom: 40px;
        right: 30px;
    }
    .swiper-slide-content {
        width: 74%;
    }
    .product-item:nth-child(3) .product-item-content:nth-child(1) .product-text ul {
        width: inherit;
    }
    .product-item-content.col-lg-4 .cate-name {
        width: inherit !important;
    }
    .text-mask>div {
        width: 96%;
        margin-left: 2%;
    }
    .product-item-content {
        margin-top: 20px !important;
    }
    .text-mask>div {
        flex-direction: column;
        padding: 10px 0;
    }
    .title>h1 {
        font-size: 34px;
    }
    .title>span {
        font-size: 12px;
        margin-bottom: 2px;
    }
    .svg-width {
        width: 24px;
        height: 24px;
    }
    .products {
        padding: 40px 0;
    }
    .container {
        padding: 0 20px !important;
    }
    .news-list {
        padding: 20px 10px;
    }
    .news-item .icon-youjiantou {
        display: none !important;
    }
    .news-item .left {
        flex-direction: column;
    }
    .news-item .left.align-items-center {
        align-items: flex-start !important;
    }
    .news-item .news-title {
        margin-top: 12px;
    }
    .consult .container {
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    .consult p:nth-child(1) {
        font-size: 18px;
    }
    .consult {
        padding-bottom: 40px;
    }
    .consult p:nth-child(2) {
        font-size: 22px;
        text-align: center;
    }
    footer>.container {
        padding: 20px !important;
    }
    .footer-menu {
        display: none !important;
    }
    .especially-link {
        display: block;
    }
    .privacy {
        flex-direction: column;
    }
    .privacy .left {
        display: flex;
    }
    footer .foot-nav-name {
        text-align: center;
    }
    footer .address {
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    .icons-footer {
        margin-top: 20px;
    }
    .privacy .left>a:nth-child(1) {
        margin-left: 20px;
    }
    .navbar {
        height: 60px;
        background: #fff;
    }
    .banner {
        margin-top: 60px;
    }
    #search-btn2 {
        position: absolute;
        right: 70px;
    }
    .language {
        position: absolute;
        right: 100px;
    }
    .search-mask .mask-content>input {
        width: 70%;
    }
    .nav-item .product-menu {
        position: relative;
        display: block;
        left: 0;
        top: 0;
        box-shadow: none;
        padding: 0;
        max-height: inherit;
        width: inherit;
    }
    .nav-item .product-menu .d-flex {
        flex-direction: column;
    }
    .nav-item .product-menu .method {
        width: inherit;
        padding-right: 0;
    }
    .nav-item .product-menu .method-menu>a {
        max-width: inherit;
    }
    .nav-item .area-menu-child {
        display: flex;
        flex-direction: column;
    }
    .nav-item .product-menu .name {
        display: block;
    }
    .nav-item .product-menu .area {
        width: 100%;
    }
    .nav-item .area-menu-child {
        margin: 0 20px;
    }
    .nav-item .product-menu .method-menu>a {
        color: #424242;
    }
    .nav-item .area-menu>a {
        color: #424242;
    }
    .nav-item .area-menu-child a {
        color: #424242;
    }
    .nav-item .product-menu .method-menu>a:hover {
        color: #fff;
    }
    .nav-item .area-menu>a:hover {
        color: #fff;
    }
    .nav-item .area-menu-child a:hover {
        color: #c7161d;
    }
}

@media screen and (min-width:577px) and (max-width:820px) {
    .product-item-content.col-lg-4 .cate-name {
        width: inherit !important;
    }
    .navbar {
        height: 80px;
        background: #fff;
    }
    .banner {
        margin-top: 80px;
    }
    #search-btn2 {
        position: absolute;
        right: 70px;
    }
    .language {
        position: absolute;
        right: 100px;
    }
    .search-mask .mask-content>input {
        width: 70%;
    }
    .nav-item .product-menu {
        position: relative;
        display: block;
        left: 0;
        top: 0;
        box-shadow: none;
        padding: 0;
        max-height: inherit;
        width: inherit;
    }
    .nav-item .product-menu .d-flex {
        flex-direction: column;
    }
    .nav-item .product-menu .method {
        width: inherit;
        padding-right: 0;
    }
    .nav-item .product-menu .method-menu>a {
        max-width: inherit;
    }
    .nav-item .area-menu-child {
        display: flex;
        flex-direction: column;
    }
    .nav-item .product-menu .name {
        display: block;
    }
    .nav-item .product-menu .area {
        width: 100%;
    }
    .nav-item .area-menu-child {
        margin: 0 20px;
    }
    .nav-item .product-menu .method-menu>a {
        color: #424242;
    }
    .nav-item .area-menu>a {
        color: #424242;
    }
    .nav-item .area-menu-child a {
        color: #424242;
    }
    .nav-item .product-menu .method-menu>a:hover {
        color: #fff;
    }
    .nav-item .area-menu>a:hover {
        color: #fff;
    }
    .nav-item .area-menu-child a:hover {
        color: #c7161d;
    }
}

@media screen and (min-width:821px) and (max-width:992px) {
    .navbar {
        height: 100px;
        background: #fff;
    }
    .banner {
        margin-top: 100px;
    }
    #search-btn2 {
        position: absolute;
        right: 70px;
    }
    .language {
        position: absolute;
        right: 100px;
    }
    .search-mask .mask-content>input {
        width: 70%;
    }
    .nav-item .product-menu {
        position: relative;
        display: block;
        left: 0;
        top: 0;
        box-shadow: none;
        padding: 0;
        max-height: inherit;
        width: inherit;
    }
    .nav-item .product-menu .d-flex {
        flex-direction: column;
    }
    .nav-item .product-menu .method {
        width: inherit;
        padding-right: 0;
    }
    .nav-item .product-menu .method-menu>a {
        max-width: inherit;
    }
    .nav-item .area-menu-child {
        display: flex;
        flex-direction: column;
    }
    .nav-item .product-menu .name {
        display: block;
    }
    .nav-item .product-menu .area {
        width: 100%;
    }
    .nav-item .area-menu-child {
        margin: 0 20px;
    }
    .nav-item .product-menu .method-menu>a {
        color: #424242;
    }
    .nav-item .area-menu>a {
        color: #424242;
    }
    .nav-item .area-menu-child a {
        color: #424242;
    }
    .nav-item .product-menu .method-menu>a:hover {
        color: #fff;
    }
    .nav-item .area-menu>a:hover {
        color: #fff;
    }
    .nav-item .area-menu-child a:hover {
        color: #c7161d;
    }
}