ul {
    list-style-type: none;
}

/* ::-webkit-scrollbar {
    display: none;
} */

@font-face {
    font-family: 'Koulen';
    src: url('../font/Koulen-Regular.woff2') format('woff2'),
        url('../font/Koulen-Regular.woff') format('woff'),
        url('../font/Koulen-Regular.ttf') format('truetype');
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'IBMPlexSans';
    src: url('../font/IBMPlexSans-Medium.woff2') format('woff2'),
        url('../font/IBMPlexSans-Medium.woff') format('woff'),
        url('../font/IBMPlexSans-Medium.ttf') format('truetype');
    font-weight: 500;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'IBMPlexSans';
    src: url('../font/IBMPlexSans-ExtraLight.woff2') format('woff2'),
        url('../font/IBMPlexSans-ExtraLight.woff') format('woff'),
        url('../font/IBMPlexSans-ExtraLight.ttf') format('truetype');
    font-weight: 200;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'IBMPlexSans';
    src: url('../font/IBMPlexSans-Light.woff2') format('woff2'),
        url('../font/IBMPlexSans-Light.woff') format('woff'),
        url('../font/IBMPlexSans-Light.ttf') format('truetype');
    font-weight: 300;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'IBMPlexSans';
    src: url('../font/IBMPlexSans.woff2') format('woff2'),
        url('../font/IBMPlexSans.woff') format('woff'),
        url('../font/IBMPlexSans.ttf') format('truetype');
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'IBMPlexSans';
    src: url('../font/IBMPlexSans-SemiBold.woff2') format('woff2'),
        url('../font/IBMPlexSans-SemiBold.woff') format('woff'),
        url('../font/IBMPlexSans-SemiBold.ttf') format('truetype');
    font-weight: 600;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'IBMPlexSans';
    src: url('../font/IBMPlexSans-Bold.woff2') format('woff2'),
        url('../font/IBMPlexSans-Bold.woff') format('woff'),
        url('../font/IBMPlexSans-Bold.ttf') format('truetype');
    font-weight: bold;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'IBMPlexSans';
    src: url('../font/IBMPlexSans-Thin.woff2') format('woff2'),
        url('../font/IBMPlexSans-Thin.woff') format('woff'),
        url('../font/IBMPlexSans-Thin.ttf') format('truetype');
    font-weight: 100;
    font-style: normal;
    font-display: swap;
}


@font-face {
    font-family: 'AlimamaShuHeiTi';
    src: url('../font/AlimamaShuHeiTi-Bold.woff2') format('woff2'),
        url('../font/AlimamaShuHeiTi-Bold.woff') format('woff'),
        url('../font/AlimamaShuHeiTi-Bold.ttf') format('truetype');
    font-weight: bold;
    font-style: normal;
    font-display: swap;
}


@font-face {  
    font-family: 'Poppins';  
    src: url('../font/Poppins-Regular.otf');
    font-weight: normal;  
    font-style: normal;
    font-display: swap;
}

@font-face {  
    font-family: 'Poppins';  
    src: url('../font/Poppins-Bold.otf');
    font-weight: bold;  
    font-style: normal;
    font-display: swap;
}

@font-face {  
    font-family: 'Poppins';  
    src: url('../font/Poppins-Light.otf');
    font-weight: 300;  
    font-style: normal;
    font-display: swap;
}

@font-face {  
    font-family: 'WorkSans';  
    src: url('../font/WorkSans-Regular.ttf');
    font-weight: normal;  
    font-style: normal;
    font-display: swap;
}

@font-face {  
    font-family: 'WorkSans';  
    src: url('../font/WorkSans-Bold.ttf');
    font-weight: bold;  
    font-style: normal;
    font-display: swap;
}

@font-face {  
    font-family: 'WorkSans';  
    src: url('../font/WorkSans-Light.ttf');
    font-weight: 300;  
    font-style: normal;
    font-display: swap;
}



* {
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
    font-weight: normal;
    box-sizing: border-box;
    color: #000;
}

body {
    --header-height: 100px;
}


.clear {
    clear: both;
}

a {
    text-decoration: none;
    color: inherit;
    font-size: inherit;
    cursor: pointer;
    font-family: inherit;
    font-weight: inherit;
    line-height: inherit;
}

span {
    color: inherit;
    font-size: inherit;
    font-family: inherit;
    font-weight: inherit;
    line-height: inherit;
}

strong {
    color: inherit;
    font-size: inherit;
    font-family: inherit;
    font-weight: bold;
    line-height: inherit;
}

input {
    background:none;
    outline:none;
    border:none;
}

textarea {
    resize: none;
    outline: none;
    border: none;
}


.content *:not(table):not(tr):not(td):not(strong):not(em) {
    color: inherit;
    font-size: inherit;
    line-height: inherit;
    font-weight: inherit;
    font-family: inherit;
    background-color: transparent !important;
    text-align: inherit;
}

.content table, .content tr, .content td {
    font-size: inherit;
    line-height: inherit;
    font-weight: inherit;
    font-family: inherit;
}

.content strong {
    font-weight: bold;
    color: inherit;
    font-size: inherit;
    line-height: inherit;
    font-family: inherit;
    background-color: transparent !important;
    text-align: inherit;
}

.content em {
    font-style: italic;
    color: inherit;
    font-size: inherit;
    line-height: inherit;
    font-weight: inherit;
    font-family: inherit;
    background-color: transparent !important;
    text-align: inherit;
}


.content img {
    max-width: 100% !important;
}

.content table {
    width: 100% !important;
    max-width: 100% !important;
    border-collapse: collapse;
    border: 1px solid #bababa;
    /* box-shadow: 0 0 0 1px #bababa; */
    
}


.content table tr td {
    border: 1px solid #bababa;
    padding: 0.4vw;
    /* width: auto; */
}

.content table tr td[style*="background-color: rgb("] {
    border: 1px solid #F9F9F9;
}

.content table tr td:last-child {
    border-right: none;
}

.content table tr td:first-child {
    border-left: none;
}

.content table tr:first-child td {
    border-top: none;
}

.content table tr:last-child td {
    border-bottom: none;
}



.indexBox {
    width: 100%;
    height: 100%;
    padding-top: 130px;
    background-repeat: no-repeat;
    background-size: cover;
    background-position: 50%;
}

.icon {
    width: 1em;
    height: 1em;
    vertical-align: -0.15em;
    fill: currentColor;
    overflow: hidden;
}

.wh100 {
    width: 100%;
    height: 100%;
}

.p0_12 {
    padding-left: 11.979166vw;
    padding-right: 11.979166vw;
}

.lp12 {
    padding-left: 11.979166vw;
}

.rp12 {
    padding-right: 11.979166vw;
}

.p0_9 {
    padding-left: 9.3752vw;
    padding-right: 9.3752vw;
}

.lp9 {
    padding-left: 9.3752vw;
}

.rp9 {
    padding-right: 9.3752vw;
}

.p5_0 {
    padding-top: 5.2vw;
    padding-bottom: 5.2vw;
}

.p4_0 {
    padding-top: calc(3.2vw + 20px);
    padding-bottom: calc(3.2vw + 20px);
}

.p3_0 {
    padding-top: calc(2.2vw + 16px);
    padding-bottom: calc(2.2vw + 16px);
}

.w100 {
    width: 100%;
    overflow: hidden;
}

.imgZoom {
    overflow: hidden;
}

.imgZoom img {
    transition: scale .6s;
}


.imgZoom:hover img {
    scale: 1.2;
}

.search_mask {
    display: none;
    position: fixed;
    width: 100%;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.7);
    z-index:999999;
    top: 0;
    left: 0;
}

.search_mask div {
    width: 50px;
    height: 50px;
    position: absolute;
    right: 4vw;
    top: 6vw;
    border-radius: 50%;
    border: 1px solid #ffffff;
    color: #ffffff;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
}

.search_mask div span {
    font-size: 20px;
    transition: .3s;
    color: #ffffff;
}

.search_mask div:hover {
    border-color: #d1ad90;
}

.search_mask div:hover span {
    color: #d1ad90;
}

.view_video {
    display: none;
    position: fixed;
    width: 100%;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.7);
    z-index:999999;
    top: 0;
    left: 0;
}

.view_video iframe {
    display: none;
}

.view_video video, .view_video iframe {
    position: absolute;
    width: 60%;
    transform: translate(-50%, -50%);
    top: 50%;
    left: 50%;
    height: 34vw;
    max-height: 90vh;
}

.view_video div {
    width: 50px;
    height: 50px;
    position: absolute;
    right: 50px;
    top: 50px;
    border-radius: 50%;
    border: 1px solid #ffffff88;
    color: #ffffff88;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    transition: .3s;
}

.view_video div span {
    font-size: 20px;
    transition: .3s;
    color: #ffffff88;
}

.view_video div:hover {
    border-color: #fff;
}

.view_video div:hover span {
    color: #fff;
}

.search_mask form {
    width: 80%;
    display: flex;
    justify-content: space-between;
    background-color: #ffffff;
    border-radius: 50px;
    padding: 1% 30px;
    box-sizing: border-box;
    position: relative;
    transform: translate(-50%, -50%);
    top: 50%;
    left: 50%;
}

.search_mask form input {
    width: 95%;
}

.search_mask form button {
    width: 3%;
    background-color: transparent;
    border: none;
    cursor: pointer;
}

.search_mask form button svg {
    width: 100%;
    min-width: 30px;
    height: auto;
}


.header {
    overflow: visible;
    display: flex;
    justify-content: space-between;
    height: var(--header-height);
    position: fixed;
    top: 0;
    z-index: 99999;
    transition: .4s;
    padding: 0 2vw;
}

.banner {
    min-height: var(--header-height);
    position: relative;
}

.header_logo {
    display: flex;
    align-items: center;
    margin-right: calc(2vw + 10px);
}

.header_logo img {
    height: 56%;
}

.header_nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex: 1;
    max-width: 50.4375em;
}

.header_nav li {
    margin: 0 calc(0.4vw + 2px);
    padding: calc(0.2vw + 1px) 0;
    position: relative;
}

.header_nav li::after {
    position: absolute;
    content: "";
    height: 1px;
    width: 0;
    bottom: 0;
    transform: translateX(-50%);
    left: 50%;
    display: block;
    background-color: #d60010;
    transition: .4s;
}


.header_nav li a {
    color: #333;
    line-height: 1;
    transition: .4s;
    text-transform: uppercase;
    padding: calc(0.2vw + 1px) 0;
}


.headerB .header_nav li:hover a {
    color: #d60010;
}

.headerB .header_nav li.active::after {
    width: 100%;
}

.headerB .header_nav li.active a {
    color: #d60010;
}


.header_right {
    display: flex;
    align-items: center;
    justify-content: right;
    flex: 1;
}

.header_search {
    color: #fff;
    background-color: #d60010;
    height: 1em;
    width: 1.1em;
    border-radius: 1em;
    background-color: #d60010;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    margin-left: calc(2.1vw - 4px);
}

.header_search .iconfont {
    font-size: 0.55em;
}

.header_tel {
    display: flex;
    align-items: center;
    line-height: 1;
    color: #d60010;
    margin-left: 4vw;
}

.header_tel .iconfont {
    margin-right: calc(0.2vw + 1px);
}

.header_tel p {
    color: inherit;
    font-family: "IBMPlexSans";
    font-weight: 600;
}

.header_lang {
    display: flex;
    align-items: center;
    padding: calc(0.3vw + 2px) calc(0.4vw + 2px);
    color: #d60010;
    position: relative;
    line-height: 1;
    border-radius: calc(1em + 0.3vw + 2px);
    cursor: pointer;
    transition: .4s;
    margin-left: calc(2.1vw - 4px);
}

.header_lang .icon-arr-down {
    color: inherit;
    transition: .4s;
}


.header_lang.active .icon-arr-down {
    transform: rotate(180deg);
}

.header_lang span {
    margin: 0 calc(0.2vw + 1px);
    user-select: none;
}

.header_lang .icon-arr-down {
    margin-left: 0;
}


.header_lang ul {
    position: absolute;
    width: 100%;
    left: 0;
    background-color: transparent;
    display: flex;
    flex-direction: column;
    border-radius: calc(0.4vw + 2px);
    top: calc(100% + 0.2em);
    height: 0;
    overflow: hidden;
    transition: .4s;
    opacity: 0;
}

.header_lang.active ul {
    height: calc(100% * var(--length));
    top: calc(100% + 0.4vw + 2px);
    top: calc(100% + 0.2em);
    opacity: 1;
    background-color: #d60010;
    box-shadow: 0 1px calc(0.4vw + 2px) #fff5;
}

.header_lang ul li {
    -webkit-flex: 1;
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
}

.headerB {
    background-color: #fff;
}


.headerB .header_nav li a {
    color: #2e4358;
}



.header_more {
    display: none;
}

.sw-banner {
    position: relative;
}
/* 
.sw-banner-float {
    position: absolute;
    display: flex;
    justify-content: center;
    flex-direction: column;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
}

.sw-banner-float h4 {
    font-size: 2.9166vw;
    line-height: 1.3393;
    color: #d3000f;
    font-weight: bold;
    font-family: "AlimamaShuHeiTi";
    margin-bottom: 0.6vw;
    position: relative;
    padding-top: 0.7em;
}

.sw-banner-float h4::before {
    position: absolute;
    left: 0;
    content: "";
    top: 0;
    display: block;
    width: 0.3393em;
    height: 0.3036em;
    background-image: url(../images/swbicon.png);
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
}

.sw-banner-float p {
    font-size: 1.25vw;
    color: #474747;
    margin-bottom: 3.645833vw;
}

.sw-banner1 .sw-banner-float h4 {
    width: 26.25vw;
}

.sw-banner2 .sw-banner-float {
    height: 38vw;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    top: 55%;
}

.sw-banner2 .sw-banner-float h4 {
    padding-top: 0;
    text-align: center;
    margin-bottom: 0;
}

.sw-banner2 .sw-banner-float h4::before {
    display: none;
}

.sw-banner2 .sw-banner-float p {
    text-align: center;
}

.sw-banner3 .sw-banner-float {
    padding-left: 42.7vw;
}

.sw-banner3 .sw-banner-float p {
    margin-bottom: 1.3vw;
}

.sw-banner3 .sw-banner-float .sw-banner-img {
    margin-bottom: 2.5vw;
    height: 6.198vw;
} */



.sw-banner {
    position: relative;
}

.sw-banner-float {
    position: absolute;
    display: flex;
    justify-content: center;
    flex-direction: column;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
}

.sw-banner-float h4 {
    font-size: 2.9166vw;
    line-height: 1.2;
    color: #d3000f;
    font-family: "Koulen";
    margin-bottom: 0.3125vw;
    position: relative;
    padding-top: 0.7em;
    text-transform: uppercase;
}

.sw-banner-float h4::before {
    position: absolute;
    left: 0;
    content: "";
    top: 0;
    display: block;
    width: 0.3393em;
    height: 0.3036em;
    background-image: url(../images/swbicon.png);
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
}

.sw-banner-float p {
    font-size: 1.04vw;
    color: #474747;
    margin-bottom: 2.61vw;
    font-family: "IBM Plex Sans SC";
}

.sw-banner1 .sw-banner-float h4 {
    width: 37.3vw;
}

.sw-banner1 .sw-banner-float {
    top: 45%;
}

.sw-banner2 .sw-banner-float {
    height: 100%;
    padding-top: 1vw;
    padding-bottom: 1vw;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    padding-top: calc(var(--header-height) + 1vw);
}

.sw-banner2 .sw-banner-float h4 {
    padding-top: 0;
    text-align: center;
    margin-bottom: 0;
    line-height: 1;
}

.sw-banner2 .sw-banner-float h4::before {
    display: none;
}

.sw-banner2 .sw-banner-float p {
    text-align: center;
    line-height: 1;
}

.sw-banner3 .sw-banner-float {
    padding-left: 42.7vw;
}

.sw-banner3 .sw-banner-float p {
    margin-bottom: 1.3vw;
}

.sw-banner3 .sw-banner-float .sw-banner-img {
    margin-bottom: 2.5vw;
    height: 6.198vw;
}

.more_button {
    display: flex;
    align-items: center;
    line-height: 1;
    color: #d3000f;
    font-size: 0.729166vw;
    user-select: none;
    cursor: pointer;
    width: max-content;
}

.more_button .micon {
    width: 3em;
    height: 3em;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    font-size: inherit;
    border: 1px solid #d3000f;
    margin-right: 0.85em;
    color: inherit;
    transition: .4s;
}

.more_button .micon span {
    font-family: "WorkSans";
    font-size: 1.49em;
}

.more_button:hover .micon {
    background-color: #d3000f;
    color: #fff;
}

.about {
    display: flex;
    background-image: url(../images/iab.jpg);
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
}

.about_left {
    width: 51.37%;
    margin-right: 11.63%;
}

.about_right {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.about_right img {
    width: 100%;
}

.ititle {
    display: flex;
    flex-direction: column;
    padding-bottom: 1.4em;
    position: relative;
}

.ititle::after {
    position: absolute;
    left: 0;
    content: "";
    font-size: inherit;
    transform: translateY(-50%);
    height: 0.3572em;
    width: 0.4119em;
    width: 100%;
    top: calc(100% - 0.7em);
    display: block;
    background-image: url(../images/swbicon.png);
    background-size: contain;
    background-repeat: no-repeat;
    background-position: left center;
}

.ititle>span {
    font-family: "Koulen";
    text-transform: uppercase;
    color: #808080;
    display: block;
    margin-bottom: calc(0.2vw + 1px);
}


.ititle>h3 {
    margin-top: calc(0.4vw + 2px);
    font-weight: bold;
    color: #d3000f;
}

.about_left .content {
    line-height: 1.7647;
    color: #404040;
    margin-bottom: calc(1.8vw + 9px);
}

.about_info {
    display: flex;
    justify-content: space-between;
    background-color: transparent;
}

.about_info_box {
    display: flex;
    flex-direction: column;
}

.about_info_box .num {
    display: flex;
    color: #d3000f;
    font-weight: bold;
    margin-bottom: calc(0.4vw + 2px);
    line-height: 1;
    font-family: "Koulen";
}

.about_info_box .num>span {
    font-size: 2em;
}

.about_info_box .num>div {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    margin-left: calc(0.2vw + 1px);
    font-size: inherit;
    padding: 0.4em 0;
    padding-top: 0.2em;
}

.about_info_box .num>div sup {
    color: rgba(19, 15, 15, 0.7);
}

.about_info_box .num>div sub {
    color: rgba(19, 15, 15, 0.7);
}

.about_info_box p {
    color: rgba(19, 15, 15, 0.7);
    line-height: 1;
}

.about_left .about_info {
    margin-bottom: calc(2.6vw + 13px);
}

.choose {
    background-image: url(../images/icb.jpg);
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
}

.choose_left {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.choose_left .ititle {
    margin-bottom: calc(0.4vw + 2px);
}

.choose_ {
    display: flex;
    flex-direction: column;
}


.choose_box {
    padding: calc(1vw + 5px) calc(1.2vw + 6px);
    border-radius: calc(0.6vw + 2px);
    border: 1px solid #fff;
    background: linear-gradient(to left, rgba(245,245,245,0) 0%, rgb(245,245,245) 100%);
    box-shadow: 0px calc(0.1vw + 1px) calc(0.2vw + 2px) #e4b9b8;
    display: flex;
    align-items: center;
    margin-bottom: calc(1.6vw + 8px);
    transition: box-shadow .4s, transform .4s;
    max-width: 60%;
}

.choose_box .cimg {
    width: 2.166em;
    height: 2.166em;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: calc(0.8vw + 4px);
    flex-shrink: 0;
}

.choose_box .cimg img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.choose_box .ctext h3 {
    font-weight: bold;
    margin-bottom: calc(0.2vw + 2px);
    transition: .4s;
}

.choose_box .ctext p {
    color: #404040;
    line-height: 1.764;
    transition: .4s;
    text-shadow: 1px 1px calc(0.1vw + 1px) #fffe;
}

.choose_box:hover {
    box-shadow: 0px calc(0.2vw + 1px) calc(0.8vw + 4px) #e29a99;
    transform: translateX(calc(0.4vw + 2px));
}




.more_button2 {
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    padding: 0.7em 1.3em;
    min-width: 11.3125em;
    border-radius: 1.5em;
    background-color: #D3000F;
    line-height: 1;
    width: max-content;
}

.more_button2 .micon {
    margin-right: 0.4166em;
}

.choose_left .more_button2 {
    margin-top: calc(0.4vw + 2px);
}

.products {
    background-image: url(../images/ipb.png);
    background-repeat: no-repeat;
    background-size: auto 90%;
    background-position: bottom;
}

.products_top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: calc(2.4vw + 12px);
}

.products_top .ititle {
    padding-bottom: 0;
    margin-right: 1em;
}

.products_top .ititle::after {
    left: calc(100% + 0.3em);
    transform: translate(0);
    top: auto;
    bottom: 0.3em;
}

.products_top .more_button2 .micon {
    font-family: "WorkSans";
}

.products_nav {
    display: flex;
    justify-content: space-between;
    margin-bottom: calc(2vw + 10px);
}

.products_nav_box {
    cursor: pointer;
}

.products_nav_box .pimg {
    height: 5.21vw;
    margin-bottom: calc(0.8vw + 4px);
    -webkit-mask-repeat: no-repeat;
    -webkit-mask-size: contain;
    -webkit-mask-position: center;
    mask-repeat: no-repeat;
    mask-size: contain;
    mask-position: center;
    background-color: #5d5d5d;
    transition: .4s;
}

.products_nav_box .pimg img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    opacity: 0;
}

.products_nav_box h3 {
    text-align: center;
    color: #5d5d5d;
    transition: color .4s;
    letter-spacing: 0.0026em;
}

.products_nav_box.active .pimg {
    background-color: #d20110;
}

.products_nav_box.active h3 {
    font-weight: bold;
    color: #d3000f;
    letter-spacing: 0;
}

.products_ {
    width: 100%;
}

.products_ .swiper {
    width: 100%;
    margin-bottom: calc(1.6vw + 8px);
}

.products_ .swiper .swiper-slide {
    display: flex;
    height: auto;
}

.products_box {
    display: flex;
    flex-direction: column;
    width: 23.5%;
    background-color: #F5F5F5;
    margin-right: 2%;
    margin-bottom: 2%;
}

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

.products_box .pimg {
    padding: calc(0.4vw + 2px);
    height: 14.6vw;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.products_box .pimg img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    mix-blend-mode: darken;
}

.products_box .ptext {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: calc(1.2vw + 6px);
}

.products_box .ptext h2 {
    margin-bottom: calc(0.2vw + 1px);
    text-align: center;
}

.products_box .ptext span {
    color: rgba(0, 0, 0, 0.4);
    text-align: center;
}

.products_box:hover .ptext h2 {
    color: #ca1511;
    font-weight: bold;
}

.sw-btn {
    display: flex;
    justify-content: center;
    align-items: center;
}

.sw-btn>div {
    font-size: inherit;
    color: #d3000f;
    font-family: "WorkSans";
    border: 1px solid #d3000f;
    border-radius: 50%;
    width: 2.15em;
    height: 2.15em;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    cursor: pointer;
    padding-bottom: 0.1em;
    margin-right: 1.75em;
    transition: .2s;
    user-select: none;
}

.sw-btn>div:last-child {
    margin-right: 0;
}

.sw-btn>div:hover {
    background-color: #d3000f;
    color: #fff;
}

.videos {
    background-image: url(../images/ivb.jpg);
    background-repeat: no-repeat;
    background-size: auto 61.23%;
    background-position: center top;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.videos .ititle {
    width: 100%;
    margin-bottom: calc(0.8vw + 4px);
}

.videos .ititle>span {
    text-align: center;
    color: #fff;
}

.videos .ititle>h4 {
    text-align: center;
    color: #fff;
}

.videos .ititle::after {
    background: none;
    background-color: #fff;
    -webkit-mask-image: url(../images/swbicon.png);
    -webkit-mask-size: contain;
    -webkit-mask-repeat: no-repeat;
    -webkit-mask-position: center;
    mask-image: url(../images/swbicon.png);
    mask-size: contain;
    mask-repeat: no-repeat;
    mask-position: center;
}

.videos_ {
    width: 100%;
    /* padding: calc(1.2vw + 6px); */
    padding-bottom: calc(1.8vw + 10px);
    box-sizing: content-box;
    margin-bottom: calc(0.8vw + 4px);
    overflow: hidden;
}

.videos_ .swiper {
    overflow: visible;
}

.videos_ .swiper .swiper-slide {
  opacity: 0;
  transition: opacity .6s ease, transform .6s ease;
  transform: translateX(-100%);
}

.videos_ .swiper .swiper-slide-visible + .swiper-slide {
    transform: translateX(100%);
}

.videos_ .swiper .swiper-slide-visible {
  opacity: 1;
  transform: translateX(0) !important;
}


.videos_box {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border-radius: calc(0.6vw + 4px);
    box-shadow: 0px calc(0.3vw + 2px) calc(1.5vw + 8px) 0px rgba(50, 45, 44, 0.44);
    background-color: #fff;
    height: auto;
}


.videos_box .vimg {
    height: 23.177vw;
    width: 100%;
    overflow: hidden;
    position: relative;
}

.videos_box .vimg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.videos_box .vimg .vmask {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(61, 5, 9, 0.4);
}

.videos_box .vimg .vmask .vplay {
    width: 2.34326em;
    height: 2.34326em;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    border: 1px solid rgba(245, 245, 245, 0.2);
    background-color: rgba(0, 0, 0, 0.2);
    color: rgba(245, 245, 245, 0.8);
    cursor: pointer;
    user-select: none;
    transition: background-color .2s;
}

.videos_box .vimg .vmask .vplay:hover {
    background-color: #ca1511;
}

.videos_box .vimg .vmask .vplay .iconfont {
    transform: translate(0.06em, 0.02em);
    font-size: 1.1em;
}

.videos_box h2 {
    padding: calc(0.6vw + 3px);
    text-align: center;
    font-weight: bold;
    color: #ca1511;
    flex: 1;
}

.videos .sw-btn>div {
    margin-right: 0;
}

.videos .sw-btn>a {
    color: #d3000f;
    margin: 0 1em;
}

.news {
    
}

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

.news_box {
    width: 31.33%;
    display: flex;
    flex-direction: column;
}

.news_box .ntexttop {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    margin-bottom: calc(0.8vw + 4px);
}

.news_box .ntexttop>span {
    color: #cb1511;
    font-weight: bold;
    line-height: 1;
    display: block;
    margin-bottom: calc(0.6vw + 3px);
}

.news_box .ntexttop>h2 {
    color: #050000;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
}

.news_box .nimg {
    overflow: hidden;
    height: 14.8vw;
    border-radius: calc(0.8vw + 4px);
    margin-bottom: calc(0.8vw + 4px);
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: #fff;
}

.news_box .nimg img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.news_box .ntextbottom {
    display: flex;
    flex-direction: column;
    flex: 1;
}

.news_box .ntextbottom p {
    line-height: 1.5;
    color: #383131;
    margin-bottom: calc(1vw + 5px);
    flex-direction: 1;
    display: block;
}

.news_box .ntextbottom .more_button2 {
    min-width: 0;
    background-color: transparent;
    padding: 0;
    color: #d3000f;
}

.news_box .ntextbottom .more_button2 .micon {
    font-family: "WorkSans";
}

.index_bottom {
    background-color: #F6F6F6;
    background-image: url(../images/ibb.jpg);
    background-repeat: no-repeat;
    background-size: 100% auto;
    background-position: bottom;

}

.foot {
    background-color: #333333;
}

.foot_top {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    padding-top: calc(1.6vw + 8px);
    padding-bottom: calc(1.6vw + 8px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.09);
    flex-wrap: wrap;
}

.foot_logo {
    display: flex;
    flex-direction: column;
}

.foot_logo h4 {
    font-weight: bold;
    color: #ffffff;
    line-height: 1;
    white-space: nowrap;
    font-size: inherit;
    margin-bottom: calc(0.4vw + 2px);
}

.foot_logo p {
    color: #ffffff;
    font-size: 0.5em;
    text-transform: uppercase;
    line-height: 1;
    letter-spacing: 0.15em;
    white-space: nowrap;
}

.foot_hotline {
    display: flex;
    color: #ffffff;
    white-space: nowrap;
    margin-top: calc(0.14em + 0.6vw + 3px);
}

.foot_hotline .iconfont {
    transform: translate(0.3em, -0.14em) rotate(80deg);
}

.foot_hotline p {
    color: #ffffff;
    line-height: 1;
}


.foot_hotline p a {
    font-family: "Koulen";
    letter-spacing: 0.1em;
    margin-left: calc(0.1em);
}

.foot_bottom {
    background-image: url(../images/fblogo.png);
    background-repeat: no-repeat;
    background-size: auto 100%;
    background-position: right;
}

.foot_bottom_top {
    display: flex;
    justify-content: space-between;
    padding-top: calc(1.6vw + 8px);
    padding-bottom: calc(1.6vw + 8px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.09);
}

.foot_contact {
    width: 42%;
    margin-right: 4.6%;
    max-width: 545px;
}

.foot_nav {
    flex: 1;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    align-self: flex-start;
    max-width: 770px;
}

.foot_contact_box {
    display: flex;
    align-items: baseline;
    margin-bottom: calc(1vw + 5px);
}

.foot_contact_box p {
    line-height: 1.5;
    color: #fff;
}

.foot_contact_box .ficon {
    display: flex;
    align-items: center;
    line-height: 1;
    flex-shrink: 0;
    white-space: nowrap;
    transform: translateY(0.06em);
    margin-right: calc(0.2vw + 1px);
}

.foot_contact_box .ficon .iconfont {
    color: #858585;
    height: 1.77em;
    width: 1.77em;
    border-radius: 50%;
    border: 1px solid #858585;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-right: 0.5em;
}

.foot_contact_box .fcontent p {
    margin-bottom: 0.375em;
}

.foot_contact_box .fcontent .fimg {
    padding: calc(0.4vw + 2px);
    border-radius: calc(0.3vw + 2px);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 12.5em;
    border: 1px solid #d2d4cf;
    margin-top: calc(0.6vw + 3px);
}

.foot_contact_box .fcontent .fimg img {
    width: 100%;
}

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

.foot_contact_left {
    margin-right: calc(1vw + 5px);
}

.foot_nav_box {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    margin-bottom: calc(1.2vw + 6px);
    margin-right: calc(1vw + 5px);
}

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

.foot_nav_box>a {
    color: #fff;
    line-height: 1;
    white-space: nowrap;
    margin-bottom: 1.388em;
}

.foot_nav_box>a:last-child {
    margin-bottom: 0.244em;
}

.foot_nav_box>a:first-child {
    margin-bottom: 1.388em;
}

.foot_nav_box_ {
    display: flex;
    flex-direction: column;
    flex-wrap: wrap;
    height: 6em;
    color: rgba(255, 255, 255, 0.8);
    flex: 1;
}

.foot_nav_box_ a {
    line-height: 1.4;
    margin-bottom: 0.9em;
}

.foot_nav_box_ a:nth-child(3n) {
    margin-bottom: 0;
    margin-right: 3vw;
}

.foot_nav_box_ a:last-child {
    margin-bottom: 0;
    margin-right: 0;
}


.foot_bottom_bottom {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    padding-top: calc(0.8vw + 4px);
    padding-bottom: calc(0.8vw + 4px);
}

.foot_bottom_bottom p {
    color: rgba(255, 255, 255, 0.2);
    margin: calc(0.1vw + 1px) 0;
    margin-right: calc(1vw + 5px);
}

.foot_bottom_bottom p:last-child {
    margin-right: 0;
}

.banner_float {
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: calc(100% - (var(--header-height) / 3));
    font-size: 2.395833vw;
}

.banner_float h4 {
    position: absolute;
    transform: translate(-50%, -50%);
    top: calc(50% - 0.1em);
    left: 50%;
    width: 100%;
    text-align: center;
    z-index: 2;
    color: #d3000f;
    font-family: "AlimamaShuHeiTi";
    font-weight: bold;
    line-height: 1;
    font-size: inherit;
}

.banner_float span {
    position: absolute;
    transform: translate(-50%, -50%);
    top: 50%;
    left: 50%;
    width: 100%;
    text-align: center;
    z-index: 1;
    color: rgba(255, 255, 255, 0.2);
    line-height: 1;
    font-size: 4.3478em;
    text-transform: uppercase;
    font-family: "Koulen";
}

.position {
    display: flex;
    align-items: first baseline;
    padding-top: calc(1.6vw + 2px);
    padding-bottom: calc(1.6vw + 2px);
}

.position .picon {
    margin-right: calc(0.4vw + 2px);
    height: 1em;
    width: 1em;
    display: flex;
    align-items: center;
    justify-content: center;
}

.position .picon .iconfont {
    color: #5d5d5d;
}

.position .picon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.position p {
    color: #737373;
    display: flex;
    align-items: last baseline;
    flex-wrap: wrap;
}

.position p span {
    margin: calc(0.2vw + 1px);
}

.profile_top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: calc(1.2vw + 6px);
}

.profile_top .about_info {
    width: 15.87em;
}

.profile_.content {
    line-height: 1.7647;
    color: #404040;
}

.production_box {
    display: flex;
    background-color: #F5F5F5;
}

.production_box_left {
    width: 50.73%;
    flex-shrink: 0;
}

.production_box_left img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.production_box_right {
    padding-top: calc(1.8vw + 9px);
    padding-bottom: calc(1.8vw + 9px);
    padding-left: calc(1.8vw + 9px);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.production_box_right h3 {
    font-weight: bold;
    margin-bottom: calc(0.8vw + 4px);
}

.production_box_right .content {
    line-height: 1.7647;
    color: #404040;
}

.production_box_right .content table {
    border: none;
    width: calc(100% + 8.854vw) !important;
    max-width: none !important;
    position: relative;
}

.production_box_right .content table tr td {
    border: none;
}

.production_box_right .content table tr td:first-child {
    padding-left: 0;
}

.production_box_right .content table tr td:last-child {
    padding-right: 0;
}

.production_equipment {
    display: flex;
}

.production_equipment_left {
    width: 43.8%;
    margin-right: 2.2%;
}

.production_equipment_left h3 {
    font-weight: bold;
    margin-bottom: calc(0.8vw + 4px);
}

.production_equipment_left .content {
    line-height: 1.7647;
    color: #404040;
}


.production_equipment_right {
    flex: 1;
    position: relative;
}


.production_equipment_right .swiper {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
}

.production_equipment_right .swiper-slide {
    height: 100%;
    width: auto;
}

.production_equipment_right .swiper-slide img {
    height: 100%;
    width: auto;
}

.workshop h4 {
    font-weight: bold;
    margin-bottom: calc(1.6vw + 8px);
    text-align: center;
}

.workshop_ {
    display: flex;
    flex-wrap: wrap;
}


.workshop_box {
    width: 32%;
    margin-right: 2%;
    margin-bottom: 2%;
    
}

.workshop_box:nth-child(3n) {
    margin-right: 0;
}

.workshop_box img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.about-contact {
    display: flex;
    flex-direction: column;
    align-items: center;
    background-image: url(../images/acb.jpg);
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
}

.about-contact h4 {
    font-weight: bold;
    text-align: center;
    color: #fff;
    margin-bottom: calc(0.8vw + 4px);
}

.about-contact p {
    color: #fff;
    text-align: center;
    max-width: 60.4em;
    margin-bottom: calc(1.6vw + 8px);
}

.about-contact_btn {
    display: flex;
    align-items: center;
}

.about-contact_btn .more_button2 {
    background-color: transparent;
    border: 1px solid #fff;
    min-width: 13.8925em;
    margin-right: 2.5em;
}

.about-contact_btn .more_button2:last-child {
    margin-right: 0;
}

.about-contact_btn .more_button2 .micon {
    font-family: "WorkSans";
    margin-right: 0.8em;
}

.productlist {
    padding-top: calc(0.8vw + 4px) !important;
}

.productlist_ {
    display: flex;
    flex-wrap: wrap;
}


.page {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: calc(1.2vw + 6px);
    line-height: 1;
}

.page>a {
    margin: 0 calc(0.2vw + 1px);
    width: 1.6em;
    height: 1.6em;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: "Poppins";
    
}

.page>a.page-num-current {
    font-weight: bold;
    background-color: #CB1713;
    color: #fff;
}

.product_top {
    display: flex;
    background-color: #fff;
}

.product_top_left {
    width: 32.865%;
    background-color: #EEEEEE;
    padding-right: calc(2.6%);
    display: flex;
    flex-direction: column;
}

.product_top_right {
    flex: 1;
    padding-left: calc(2.6%);
}

.product_title {
    padding-bottom: calc(1vw + 5px);
    margin-bottom: calc(1vw + 5px);
    position: relative;

}

.product_title::after {
    position: absolute;
    top: 100%;
    transform: translateY(-50%);
    left: 0;
    content: "";
    display: block;
    width: 1em;
    height: calc(0.05vw + 1px);
    background-color: #cb1713;
}

.product_title>h1 {
    font-weight: bold;
    margin-bottom: calc(0.4vw + 2px);
}

.product_title>span {
   color: #cb1713;
}

.product_top_left .content {
    line-height: 1.75;
    margin-bottom: calc(1.2vw + 6px);
    flex: 1;
    text-align: left;
}

.product_hotline {
    display: flex;
    align-items: last baseline;
    margin-bottom: calc(1vw + 5px);
}

.product_hotline span {
    color: #999999;

}

.product_hotline p {
    color: #d9271c;
    font-family: "Koulen";
    transform: translateY(0.06em);
}

.product_btn {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
}

.product_btn>a {
    display: flex;
    align-items: center;
    padding: calc(0.4vw + 2px) calc(0.8vw + 4px);
    color: #fff;
    line-height: 1;
    border-radius: calc(1em + 0.4vw + 2px);
    background-color: #D9271C;
    margin-right: calc(0.6vw + 3px);
    margin-bottom: calc(0.6vw + 3px);
}

.product_btn>a:last-child {
    margin-right: 0;
}

.product_btn>a .iconfont {
    margin-left: calc(0.4vw + 2px);
}

.product_top_right .position {
    padding-top: 0;
    margin-bottom: calc(0.8vw + 4px);
}

.product_img {
    display: flex;
    padding-left: 1em;
    height: 23.5vw;
}

.product_img_left {
    width: 41%;
    margin-right: 5%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.product_img_left img {
    max-width: 100%;
    max-height: 100%;
}

.product_img_right {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: calc(1.6vw + 8px) 0;
}

.product_img_right img {
    max-width: 100%;
    max-height: 100%;
}

.product>h4 {
    display: flex;
    align-items: center;
    font-weight: bold;
    margin-bottom: calc(1.2vw + 6px);
}

.product>h4 .iconfont {
    color: #D9271C;
    margin-right: calc(0.24em);
    font-weight: normal;
}

.product {
    background-color: #F9F9F9;
}

.product_ {
    /* padding-left: 1.24em; */
    
}


.product_detial {
    line-height: 1.6;
}

.videolist {
    padding-top: calc(1vw + 5px);
}

.videolist_ {
    display: flex;
    flex-wrap: wrap;
}

.videolist_ .videolist_box {
    width: 23.5%;
    margin-right: 2%;
    margin-bottom: 2%;
}

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

.newslist_top {
    background-color: #EEEEEE;
}

.newslist_top_box {
    display: flex;
    background-color: #D3000F;
    height: auto;
}

.newslist_top_box_left {
    width: 45.9%;
    padding: calc(1.8vw + 9px) calc(1.2vw + 6px);
    position: relative;
    display: flex;
    flex-direction: column;
}

.newslist_top_box_right {
    flex: 1;
    position: relative;
    background-color: #fff;
}

.newslist_top_box_right img {
    position: absolute;
    width: 100%;
    height: 100%;
    object-fit: contain;
    top: 0;
    left: 0;
}

.newslist_top_box_left>span {
    color: #fff;
    display: block;
    line-height: 1;
    font-weight: bold;
    margin-bottom: calc(0.6vw + 3px);
}

.newslist_top_box_left>h2 {
    color: #fff;
    margin-bottom: calc(1.4vw + 7px);
}

.newslist_top_box_left>p {
    line-height: 1.5;
    color: #fff;
    margin-bottom: calc(2.8vw + 14px);
    flex: 1;
}

.newslist_top_box_left>.more_button2 {
    margin-bottom: calc(1.2vw + 6px);
    min-width: 0;
    padding: 0;
}

.newslist_top_box_left>.more_button2 .micon {
    font-family: "WorkSans";
}

.newslist_top_ .n-sw-btn {
    position: absolute;
    left: calc(1.2vw + 6px);
    bottom: calc(0.8vw + 4px);
    display: flex;
    align-items: center;
    z-index: 2;
}

.newslist_top_ .n-sw-btn>div {
    color: #fff;
    font-size: inherit;
    font-family: "Poppins";
    margin-right: 0.4em;
    line-height: 1;
    user-select: none;
    cursor: pointer;
}


.newslist_top_ .n-sw-btn>div:last-child {
    margin-right: 0;
}

.newslist_ {
    display: flex;
    flex-wrap: wrap;
}

.newslist_box {
    margin-right: 2%;
    margin-bottom: 2%;
}

.newslist_box:nth-child(3n) {
    margin-right: 0;
}

.news_detail {
    background-color: #EEEEEE;
}

.news_detail_content {
    padding-top: calc(1.2vw + 6px);
    padding-bottom: calc(1.2vw + 6px);
}

.news_detail_content_title>p {
    color: #cb1511;
    display: flex;
    flex-wrap: wrap;
    font-weight: bold;
    align-items: center;
    line-height: 1;
}

.news_detail_content_title>p span {
    margin-right: calc(0.4vw + 2px);
    margin-bottom: calc(0.4vw + 2px);
    display: block;
    
}

.news_detail_content_title>h1 {
    color: #050000;
}

.news_detail_content_title {
    padding-bottom: calc(0.8vw + 4px);
    margin-bottom: calc(1.2vw + 6px);
    border-bottom: 1px solid #2f1416;
}

.news_detail_content_ {
    line-height: 1.478;
    color: #383131;
}

.news_detail_page {
    display: flex;
    justify-content: space-between;
    padding-top: calc(2vw + 10px);
    padding-bottom: calc(2vw + 10px);
    background-image: url(../images/npb.jpg);
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center;
}

.news_detail_page_box {
    width: 49%;
    padding: calc(1vw + 5px);
    background-color: rgba(238, 238, 238, 0.1);
    transition: .4s;
}

.news_detail_page_box .line {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #ffffff;
    margin-bottom: calc(0.6vw + 3px);
}

.news_detail_page_box>p {
    color: #fff;
    font-weight: bold;
}

.news_detail_page_box:hover {
    background-color: rgba(238, 238, 238, 0.25);
}

.contact {
    display: flex;
    flex-direction: column;
    align-items: center;
    background-color: #EEEEEE;
}

.contact h4 {
    font-weight: bold;
    margin-bottom: calc(0.4vw + 2px);
    text-align: center;
    letter-spacing: 0.1em;
}

.contact p {
    text-align: center;
    margin-bottom: calc(1.2vw + 6px);
}

.contact_ {
    display: flex;
    flex-wrap: wrap;
}

.contact_box {
    margin-right: 2%;
    margin-bottom: 2%;
    background-color: #fff;
    padding: calc(1.6vw + 8px);
    width: 32%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.contact_box:nth-child(3n) {
    margin-right: 0;
}

.contact_box .cicon {
    color: #D82217;
    margin-bottom: calc(0.8vw + 4px);
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact_box>p {
    font-weight: bold;
    margin-bottom: calc(1.2vw + 6px);
    flex: 1;
    display: flex;
    align-items: center;
    color: #333333;
    flex-wrap: wrap;
    justify-content: center;
}

.contact_box>span {
    color: #d82217;
    text-align: center;
}

.contact_box .cimg {
    flex: 1;
    display: flex;
    align-items: center;
    margin-bottom: calc(0.4vw + 2px);
}

.contact_box .cimg img {
    width: 2.7em;
    height: auto;
}

.contact_map {
    font-size: 0;
    background-color: #eeeeee;
}

.contact_map img {
    width: 100%;
}

.message {
    background-color: #F5F5F5;

}

.message>h4 {
    font-weight: bold;
    text-align: center;
    margin-bottom: calc(1.6vw + 8px);
}


.message form {
    display: flex;
    flex-direction: column;
}

.message form .line {
    display: flex;
    justify-content: space-between;
    margin-bottom: calc(0.8vw + 4px);
}

.message form .line input {
    -webkit-flex: 1;
    flex: 1;
    margin-right: calc(1.2vw + 6px);
    padding: 1em;
    background-color: #fff;
    color: #333333;
}

.message form .line input::placeholder {
    color: #4c4c4c;
}

.message form textarea {
    padding: 1em;
    height: 14.375em;
    margin-bottom: calc(0.8vw + 4px);
    color: #333333;
}

.message form button {
    text-align: center;
    font-weight: bold;
    color: #fff;
    background-color: #CB1713;
    border: none;
    height: 3em;
    cursor: pointer;
    width: 10.75em;
    max-width: 100%;
}

.message form .line input:last-child {
    margin-right: 0;
}

@media screen and (max-width:1441px) {
    body {
        --header-height: 70px;
    }
    .about_info_box .num>span {
        font-size: 1.8em;
    }
    
    .product_top_left {
        width: 36%;
    }
}

@media screen and (max-width:1025px) {
    body {
        --header-height: 50px;
    }

    .about_info_box .num>span {
        font-size: 1.6em;
    }

    .foot_contact {
        width: 48%;
    }

    .product_top_left {
        width: 40%;
    }
}

@media screen and (max-width:769px) {
    body {
        --header-height: 40px;
    }

    
    .p0_12 {
        padding-left: calc(2.2vw + 16px);
        padding-right: calc(2.2vw + 16px);
    }

    .lp12 {
        padding-left: calc(2.2vw + 16px);
    }

    .rp12 {
        padding-right: calc(2.2vw + 16px);
    }

    .p0_9 {
        padding-left: calc(2.2vw + 16px);
        padding-right: calc(2.2vw + 16px);
    }

    .lp9 {
        padding-left: calc(2.2vw + 16px);
    }

    .rp9 {
        padding-right: calc(2.2vw + 16px);
    }

    .p5_0 {
        padding-top: calc(2.2vw + 16px);
        padding-bottom: calc(2.2vw + 16px);
    }

    .p4_0 {
        padding-top: calc(2.2vw + 16px);
        padding-bottom: calc(2.2vw + 16px);
    }

    .p3_0 {
        padding-top: calc(2.2vw + 16px);
        padding-bottom: calc(2.2vw + 16px);
    }

    .header_more {
        display: block;
        margin-left: calc(1.2vw + 6px);
        color: #d60010;
    }

    .header_tel {
        display: none;
    }

    .header_nav {
        position: absolute;
        top: 100%;
        right: 0;
        margin: 0;
        display: flex;
        flex-direction: column;
        background-color: #fff;
        height: calc(100vh - var(--header-height));
        height: calc(100dvh - var(--header-height));
        align-items: stretch;
        width: 0;
        overflow: hidden;
        transition: .4s;
        --header-nav-width: 70vw;
    }


    .header_nav li {
        flex: 1;
        display: flex;
        justify-content: center;
        width: var(--header-nav-width);
    }

    .header_nav li::after {
        display: none;
    }

    .header_nav li>a {
        height: 100%;
        width: 100%;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 24px;
    }

    .header_nav.active {
        width: var(--header-nav-width);
    }

    .about_left {
        width: 100%;
        margin-right: 0;
    }

    .products_nav {
        flex-wrap: wrap;
    }

    .products_nav_box {
        width: 32%;
        margin-bottom: calc(2vw + 10px);
    }

    .products_nav_box .pimg {
        height: 10vw;
    }

    .products_ .swiper .swiper-slide {
        flex-wrap: wrap;
        align-items: flex-start;
    }

    .products_box {
        width: 49%;
    }

    .products_box:nth-child(2n) {
        margin-right: 0;
    }

    .products_box .pimg {
        height: 36.5vw;
    }

    .videos_box .vimg {
        height: 37.77vw;
    }

    .news_ {
        flex-wrap: wrap;
    }

    .news_box {
        width: 100%;
        margin-bottom: calc(1.6vw + 8px);
    }

    .news_box .nimg {
        height: 56.6vw;
    }

    .foot_bottom_top {
        display: none;
    }

    .foot_hotline {
        display: none;
    }

    .foot_top {
        justify-content: center;
    }

    .foot_bottom_bottom {
        display: flex;
        flex-direction: column;
    }

    .foot_bottom_bottom p {
        text-align: center;
        margin-right: 0;
    }

    .profile_top {
        flex-direction: column;
        align-items: flex-start;
    }

    .profile_top .about_info {
        max-width: 100%;
        width: 100%;
    }

    .production_box {
        flex-direction: column-reverse;
    }

    .production_box_left {
        width: 100%;
    }

    .production_box_right {
        padding: calc(2.2vw + 16px);
    }
    
    .production_box_right .content table {
        width: 100% !important;
    }

    .production_equipment {
        flex-direction: column;
    }

    .production_equipment_left {
        margin-right: 0;
        padding: 0 calc(2.2vw + 16px);
        padding-bottom: calc(2.2vw + 16px);
        width: 100%;
    }

    .production_equipment_right {
        height: 30vw;
        width: 100%;
        flex: auto;
    }

    .choose_box {
        max-width: 100%;
    }

    .workshop_box {
        width: 49%;
    }

    .workshop_box:nth-child(3n) {
        margin-right: 2%;
    }

    .workshop_box:nth-child(2n) {
        margin-right: 0;
    }

    .workshop_box:last-child {
        flex-grow: 1;
        margin-right: 0;
    }

    .videolist_ .videolist_box {
        width: 49%;
    }

    .videos_box .vimg {
        height: 57.1vw;
    } 
    
    .videolist_ .videolist_box:nth-child(2n) {
        margin-right: 0;
    }

    .newslist_box {
        margin-right: 0;
    }

    .newslist_top_box_left {
        padding-bottom: calc(3vw + 15px);
    }

    .newslist_top_box {
        flex-direction: column-reverse;
        height: auto;
    }

    .newslist_top_box_left {
        width: 100%;
    }

    .newslist_top_box_right {
        height: 56.6vw;
        flex: auto;
    }
    
    .product_top {
        flex-direction: column-reverse;
    }

    .product_top_left, .product_top_right {
        width: 100%;
        padding: calc(2.2vw + 16px);
    }

    .product_img {
        height: auto;
        /* flex-direction: column; */
    }

  /* .product_img_left, .product_img_right {
        height: 23.5vw;
        flex: auto;
    }

    .product_img_left {
        margin-right: 0;
        width: 100%;
        display: flex;
        justify-content: center;
    } */

    .news_detail_page {
        flex-direction: column;
    }

    .news_detail_page_box {
        width: 100%;
        margin-bottom: calc(1.2vw + 6px);
    }

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

    .news_detail_content_title>h1 {
        font-size: 20px;
    }

    .news_detail_content_ {
        min-height: 60dvh;
    }

    .contact_box {
        width: 49%;
    }

    .contact_box:nth-child(3n) {
        margin-right: 2%;
    }

    .contact_box:nth-child(2n) {
        margin-right: 0;
    }

    .banner .swiper-button-next, .banner .swiper-button-prev {
        display: none;
    }
}

@media screen and (max-width: 426px) {
    body {
        --header-height: 30px
    }

    .header_nav {
        --header-nav-width: 100vw;
    }

    .header_nav li>a {
        font-size: 18px;
    }

    .videos_box .vimg {
        height: 57.1vw;
    } 
}

.product_img_left {
    position: relative;
}

.product_img_left .swiper {
    width: 100%;
    height: 100%;
}

.product_img_left .swiper .swiper-slide {
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-sw-btn {
    position: absolute;
    transform: translateY(-50%);
    top: 50%;
    font-family: "Poppins";
    /* font-weight: bold; */
    z-index: 10;
    color: #D9271C99;
    user-select: none;
    cursor: pointer;
    transition: .2s;
}

.product-sw-btn-prev {
    left: 0;
}

.product-sw-btn-next {
    right: 0;
}

.product-sw-btn:hover {
    color: #D9271C;
}

/* .foot_nav_box:nth-child(1) {
    width: 20%;
}

.foot_nav_box:nth-child(2) {
    width: 60%;
}

.foot_nav_box:nth-child(3) {
    width: 20%;
} */

.foot_nav_box:nth-child(2) .foot_nav_box_ {
    height: 12em;
}

.foot_nav_box:nth-child(2) .foot_nav_box_ a {
    width: 50%;
}