/* 英文默认字体 */

@font-face {
    font-family: "Poppins";
    src: url("../fonts/poppins.woff2");
}

@font-face {
    font-family: "Helvetica";
    src: url("../fonts/Helvetica.ttf");
}

@font-face {
    font-family: "RLFont";
    src: url("../fonts/RLFont.ttf");
}

@font-face {
    font-family: "calibri";
    src: url("../fonts/calibri.ttf");
}

@font-face {
    font-family: "NotoSansSC-VF";
    src: url("../fonts/NotoSansSC-VF.ttf");
}

* {
    font-family: Arial, Helvetica, sans-serif, "RLFont", "calibri", "Helvetica", "NotoSansSC-VF", "Poppins";
}

html,
body {
    font-size: 16px;
    background-color: #fff;
}

body,
div,
a,
li,
ul,
ol,
dl,
img,
span,
input {
    padding: 0px;
    margin: 0px;
    list-style: none;
    border: 0px;
}

a:link {
    color: #000;
    text-decoration: none;
}

a:visited {
    text-decoration: none;
    color: #000;
}

a:hover {
    text-decoration: none;
    color: #000;
}

a:active {
    text-decoration: none;
    color: #000;
}

/* 外边距和后台一致 */

p {
    margin: 5px 0;
}

ul {
    list-style-type: none;
}

img {
    max-width: 100%;
}

.clear {
    clear: both;
}

.f-l {
    float: left;
}

.f-r {
    float: right;
}

.after:after {
    content: "";
    display: block;
    clear: both;
}

.mr-0 {
    margin-right: 0px !important;
}

.this-5 {
    margin: 0 5%;
    width: 90%;
}

.this-1440 {
    margin: 0 auto;
    width: calc(1440px - 4%);
}

.this-1330 {
    margin: 0 auto;
    width: calc(1330px - 4%);
}

.this-1600 {
    margin: 0 auto;
    width: calc(1600px - 4%);
}

/* 表格初始化 */

table {
    border-collapse: collapse;
    border-spacing: 0;
}

td {
    border: 1px solid #eee;
    padding: 7px;
    font-size: 14px;
}

.o-v {
    overflow-y: hidden;
}

/* 头部 */
#header {
    position: fixed;
    width: 100%;
    z-index: 999;
    height: 100px;
    background: rgba(0, 0, 0, 0.7) !important;
}

#header .logo {
    margin-top: 31px;
}

#header .logo img {
    height: 45px;
}

#nav {
    float: left;
}

#nav>li {
    float: left;
    margin-right: 40px;
    line-height: 100px;
    position: relative;
}

#nav>li a {
    font-size: 22px;
    color: #fff;
    transition: all 0.3s;
    font-family: "RLFont";
}

#nav li.active a,
#nav li:hover a {
    color: #ff0000;
}

#nav>li .son {
    display: none;
    position: absolute;
    background: rgba(0, 0, 0, 0.7);
    left: 0;
    top: 76px;
    z-index: 999;
    padding: 10px 0;
}

#nav li .son li {
    position: relative;
    padding: 6px 20px;
    display: block;
}

#nav li .son a {
    width: max-content;
    display: block;
    font-size: 18px;
    line-height: 30px;
    color: #fff;
    font-family: "RLFont";
}

#nav li .son a:hover {
    color: #ff0000;
    transform: none;
}

#nav li:hover .son {
    display: block;
}

#nav>li>.son>li:hover>.son {
    display: block;
}

#nav>li>.son>li:hover>.son>li:hover .son {
    display: block;
}

#banner {
    position: relative;
}

/* banner文字 */
.banner_dingwei {
    position: absolute;
    z-index: 99;
    margin: 0 auto;
    width: calc(1600px - 4%);
}

.s_banner_zi {
    margin: 0;
    position: absolute;
    top: 15%;
    z-index: 99;
}

.banner_one {
    color: #fff;
    font-size: 8.3vw;
    font-style: italic;
    opacity: 0.3;
    font-weight: bold;
    line-height: 134px;
}

.banner_two {
    color: #fff;
    font-size: 2.6vw;
    font-weight: bold;
    font-style: italic;
    margin-top: 2%;
}

.banner_three {
    color: #fff;
    margin-top: 32%;
}

.banner_four {
    color: #fff;
    font-size: 1.9vw;
}

.banner_five {
    color: #fff;
    font-size: 1.1vw;
    line-height: 40px;
}

a.banner_an {
    display: block;
    color: #fff;
    border: 1px solid #fff;
    box-sizing: border-box;
    width: 150px;
    height: 34px;
    font-size: 0.8vw;
    line-height: 34px;
    text-align: center;
    margin-top: 10px;
    transition: all 0.3s;
}

a:hover.banner_an {
    border: 1px solid #ff0000;
    background-color: #ff0000;
}

.one_title {
    width: 100%;
    display: inline-block;
    position: relative;
    margin: auto;
}

.one_title_one {
    color: #a80719;
    font-size: 260px;
    font-family: "Helvetica";
    text-align: center;
    position: absolute;
    line-height: 236px;
    padding-top: 40px;
    z-index: 2;
    width: 100%;
    text-transform: uppercase;
}

.one_title_di {
    text-transform: uppercase;
    color: #f9f9f9;
    font-family: "Helvetica";
    font-size: 373px;
    line-height: 310px;
    font-weight: bold;
    text-align: center;
    position: relative;
    z-index: 1;
}

.one_list {
    background-color: #a80719;
    padding: 22px;
    position: relative;
    top: -60px;
    z-index: 8;
}

.one_list_letf {
    float: left;
    width: 39%;
}

a.one_list_img {
    width: 100%;
    padding-top: 100%;
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    transition: all 0.3s;
    display: block;
}

.one_list_letf:hover a.one_list_img {
    transform: scale(1.1);
}

.one_list_r {
    float: left;
    width: 61%;
}

.one_list_r li {
    float: left;
    width: calc(33% - 20px);
    margin-left: 22px;
    margin-bottom: 22px;
}

.one_list_r li:nth-of-type(4),
.one_list_r li:nth-of-type(5),
.one_list_r li:nth-of-type(6) {
    margin-bottom: 0;
}

a.one_list_r_img {
    padding-top: 100%;
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    display: block;
    transition: all 0.3s;
}

.two {
    margin-top: 20px;
}

.two_list li {
    float: left;
    width: calc(12.5% - 9px);
    margin-right: 10px;
    margin-bottom: 10px;
}

.two_list li:nth-of-type(8n) {
    margin-right: 0;
}

a.two_list_img {
    padding-top: 100%;
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    display: block;
    transition: all 0.3s;
}

.two_list_mask {
    overflow: hidden;
    transition: all 0.3s;
}

.one_list_r li:hover .one_list_r_img,
.two_list li:hover .two_list_img {
    transform: scale(1.1);
}

.three_title {
    width: 100%;
    display: inline-block;
    position: relative;
    margin: auto;
}

.three_title_one {
    color: #a80719;
    font-size: 200px;
    font-family: "Helvetica";
    text-align: center;
    position: absolute;
    line-height: 236px;
    padding-top: 104px;
    width: 100%;
    z-index: 2;
    text-transform: uppercase;
}

.three_title_di {
    text-transform: uppercase;
    color: #f9f9f9;
    font-family: "Helvetica";
    font-size: 494px;
    line-height: 382px;
    font-weight: bold;
    text-align: center;
    position: relative;
    top: 50px;
    z-index: 1;
    white-space: nowrap;
    left: 50%;
    transform: translateX(-50%);
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
}

.three_img {
    width: 100%;
    padding-top: 37%;
    background-size: contain;
    background-position: center center;
    background-repeat: no-repeat;
    display: block;
    position: relative;
    z-index: 99;
}

.three_nr {
    background-color: #a80719;
    padding: 30px 0;
    text-align: center;
    color: #fff;
}

.three_nr p {
    margin: 0;
    font-size: 40px;
    line-height: 50px;
    font-family: "Arial";
    font-style: italic;
    font-weight: bold;
}

.four_title {
    width: 100%;
    display: inline-block;
    position: relative;
    height: 700px;
    overflow: hidden;
}

.four_title_one {
    color: #a80719;
    font-size: 154px;
    font-family: "Helvetica";
    text-align: center;
    position: absolute;
    line-height: 180px;
    padding-top: 124px;
    width: 100%;
    z-index: 2;
    text-transform: uppercase;
}

.four_title_di {
    color: #f9f9f9;
    text-transform: uppercase;
    font-family: "Helvetica";
    font-size: 384px;
    line-height: 334px;
    position: absolute;
    font-weight: bold;
    top: 50px;
    z-index: 1;
    white-space: nowrap;
    left: 50%;
    transform: translateX(-50%);
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
}

.four_list {
    top: -140px;
    display: flex;
}

.four_list li {
    text-align: center;
    display: block;
    transition: all 0.3s;
}

.four_list li .four_list_img {
    width: 100%;
    height: 0;
    padding-top: 87%;
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    box-sizing: border-box;
    transition: all 0.3s;
    overflow: hidden;
}

.four_list li:hover .four_list_mask {
    border: 2px solid #a80719;
}

.four_list li .four_list_bt {
    font-size: 24px;
    color: #223e3d;
    font-weight: bold;
    transition: all 0.3s;
    margin-top: 30px;
}

.four_list li:hover .four_list_bt {
    color: #a80719;
}

.four_list li .four_list_mask {
    overflow: hidden;
    border: 2px solid #fff;
    transition: all 0.3s;
}

.four_list li:hover .four_list_img {
    transform: scale(1.05);
}

.five_list {
    align-items: flex-end;
    display: flex;
    margin-bottom: 80px;
}

.five_title {
    width: 100%;
    display: inline-block;
    position: relative;
    height: 220px;
    overflow: hidden;
    bottom: 90px;
}

.five_title_one {
    color: #a80719;
    font-size: 162px;
    font-family: "Helvetica";
    text-align: center;
    position: absolute;
    line-height: 180px;
    padding-top: 66px;
    width: 100%;
    z-index: 2;
    text-transform: uppercase;
}

.five_title_di {
    text-transform: uppercase;
    color: #f9f9f9;
    font-family: "Helvetica";
    font-size: 254px;
    line-height: 334px;
    position: absolute;
    font-weight: bold;
    top: -56px;
    z-index: 1;
    white-space: nowrap;
    left: 50%;
    transform: translateX(-50%);
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
}

.five_list_l {
    width: 50%;
    margin-right: 30px;
    float: left;
}

.five_list_l .five_list_img {
    width: 100%;
    height: 0;
    padding-top: 62%;
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    box-sizing: border-box;
    transition: all 0.3s;
    overflow: hidden;
}

.five_list_l .five_list_l_mask {
    overflow: hidden;
    transition: all 0.3s;
}

.five_list_l:hover .five_list_img {
    transform: scale(1.05);
}

.five_list_r {
    width: calc(50% - 30px);
    float: left;
}

.five_list_r_rq {
    font-size: 24px;
    color: #999;
}

.five_list_r_bt {
    font-size: 54px;
    line-height: 60px;
    color: #525252;
    font-weight: bold;
    font-family: "Helvetica";
    margin: 6px 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
    transition: all 0.3s;
    text-transform: uppercase;
}

a:hover.five_list_r_bt {
    color: #a80719;
}

.five_list_r_jj {
    font-size: 28px;
    line-height: 40px;
    font-family: "Arial";
    color: #999;
    font-style: normal;
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
}

#footer {
    padding-top: 50px;
    background-color: #000;
    color: #fff;
}

.footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.footer a {
    color: #fff;
    transition: all 0.3s;
}

.footer a:hover {
    color: #a80719;
}

.footer_l img {
    height: 48px;
}

.footer_r_bt {
    font-size: 40px;
    font-weight: bold;
    font-family: "Calibri";
}

.footer_r_nr p {
    margin: 0;
    font-size: 14px;
    line-height: 30px;
}

.bq_x {
    padding: 18px 0 30px 0;
    border-top: 2px solid #131112;
    margin-top: 34px;
}

.bq {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.bq p {
    font-size: 16px;
    color: #fff;
}

.bq a {
    color: #fff;
    transition: all 0.3s;
}

.bq .bq_l a:hover {
    color: #a80719;
}

a.bq_r span {
    font-size: 16px;
    transition: all 0.3s;
}

a.bq_r i {
    font-size: 18px;
    margin-right: 4px;
}

a:hover.bq_r span {
    color: #a80719;
}

.banner_main {
    height: 900px;
    background-size: cover;
    background-attachment: initial;
    background-position: center;
}

.about_title {
    width: 100%;
    display: inline-block;
    position: relative;
    height: 348px;
    overflow: hidden;
}

.about_title_one {
    color: #a80719;
    font-size: 220px;
    font-family: "Helvetica";
    text-align: center;
    position: absolute;
    line-height: 180px;
    padding-top: 40px;
    width: 100%;
    z-index: 2;
    text-transform: uppercase;
}

.about_title_di {
    text-transform: uppercase;
    color: #f9f9f9;
    font-family: "Helvetica";
    font-size: 440px;
    line-height: 334px;
    position: absolute;
    font-weight: bold;
    top: 10px;
    z-index: 1;
    white-space: nowrap;
    left: 50%;
    transform: translateX(-50%);
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
}

.about_list {
    top: -94px;
    position: relative;
    z-index: 99;
}

.about_list li {
    margin-bottom: 40px;
    margin-right: 40px;
    width: calc(16% - 24px);
    float: left;
    text-align: center;
    color: #666;
    font-size: 20px;
    line-height: 40px;
}

.about_list li:nth-of-type(6n) {
    margin-right: 0;
}

.about_list li .about_list_mask {
    overflow: hidden;
    transition: all 0.3s;
}

.about_list li a:hover .about_list_img {
    transform: scale(1.15);
}

.about_list_img {
    float: left;
    width: 100%;
    padding-top: 120%;
    height: 0;
    transition: all 0.3s;
    background-position: top center;
    background-repeat: no-repeat;
    background-size: cover;
}

.products {
    width: 100%;
    margin-bottom: 60px;
}

.products_title {
    color: #a80719;
    font-size: 144px;
    margin: 20px 0 40px 0;
    font-family: "Helvetica";
    text-align: center;
    width: 100%;
    text-transform: uppercase;
}

.products_list li {
    margin-bottom: 30px;
    margin-right: 10px;
    width: calc(16% - 22px);
    float: left;
    text-align: center;
    padding: 10px;
}

.products_list li:hover {
    box-shadow: 2px 2px 10px #dbdbdb;
}

.products_list li:nth-of-type(6n) {
    margin-right: 0;
}

.products_list_mask {
    overflow: hidden;
    transition: all 0.3s;
}

.products_list li:hover .products_list_img {
    transform: scale(1.09);
}

.products_list_img {
    width: 100%;
    padding-top: 100%;
    height: 0;
    background-position: top center;
    background-repeat: no-repeat;
    background-size: cover;
    transition: all 0.3s;
}

.products_list li .products_list_bt {
    color: #999;
    padding: 20px;
    font-size: 24px;
    font-family: "RLFont";
    transition: all 0.3s;
}

.products_bt {
    margin-bottom: 60px;
}

.products_bt_l {
    float: left;
    font-size: 34px;
    font-weight: bold;
    color: #999;
    font-family: "RLFont";
    line-height: 60px;
    display: flex;
    align-items: center;
}

.products_bt_l a {
    color: #999;
    transition: all 0.3s;
}

.products_bt_l a:hover {
    color: #a80719;
}

.products_bt_l span {
    line-height: 60px;
    width: 10px;
    background-color: #999;
    height: 40px;
    float: left;
    display: block;
    margin-right: 19px;
}

.products_search {
    float: right;
    width: 570px;
    line-height: 60px;
    height: 60px;
    padding: 0 10px 0 20px;
    border-radius: 50px;
    border: 1px solid #999;
    box-sizing: border-box;
}

.products_search span {
    font-size: 26px;
    float: left;
    color: #999;
}

.products_search input {
    color: #ccc;
    width: calc(100% - 80px);
    font-size: 20px;
    line-height: 57px;
    box-sizing: border-box;
    font-family: "RLFont";
    outline: none;
    padding-left: 16px;
}

.products_search button {
    float: right;
    width: 40px;
    height: 40px;
    margin-top: 10px;
    border-radius: 50%;
    border: unset;
    background-color: #999;
    cursor: pointer;
}

.products_search button i {
    color: #fff;
    font-size: 14px;
    line-height: 40px;
}

.brand_list li {
    margin-bottom: 80px;
    margin-right: 80px;
    width: calc(25% - 100px);
    float: left;
    text-align: center;
    padding: 20px;
}

.brand_list li:hover {
    box-shadow: 2px 2px 10px #dbdbdb;
}

.brand_list li:nth-of-type(4n) {
    margin-right: 0;
}

.brand_list_mask {
    overflow: hidden;
    transition: all 0.3s;
}

.brand_list li:hover .brand_list_img {
    transform: scale(1.09);
}

.brand_list_img {
    width: 100%;
    padding-top: 110%;
    height: 0;
    background-position: center center;
    background-repeat: no-repeat;
    background-size: contain;
    transition: all 0.3s;
}

.brand_list li .brand_list_one {
    color: #666;
    font-size: 24px;
    font-family: "RLFont";
    transition: all 0.3s;
    font-weight: bold;
    margin: 20px 0;
    text-overflow: ellipsis;
    overflow: hidden;
    white-space: nowrap;
}

.brand_list li:hover .brand_list_two {
    color: #a80719;
}

.brand_list li .brand_list_two {
    color: #666;
    font-size: 20px;
    font-family: "RLFont";
    transition: all 0.3s;
    margin-bottom: 10px;
    text-overflow: ellipsis;
    overflow: hidden;
    white-space: nowrap;
}

.brand_list li .brand_list_three {
    color: #666;
    font-size: 20px;
    font-family: "RLFont";
    transition: all 0.3s;
    padding-top: 10px;
    border-top: 1px dashed #ccc;
}

.banner_con {
    position: fixed;
    /* 固定定位，脱离文档流 */
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 1;
}

.banner_con img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    /* 覆盖整个容器，保持比例 */
    object-position: center;
}

.lxwm {
    position: relative;
    /* 相对定位 */
    z-index: 2;
    /* 位于图片上方 */
    min-height: 100vh;
    /* 全屏高度 */
    display: flex;
    align-items: center;
    /* 垂直居中 */
    justify-content: center;
    /* 水平居中 */
    max-width: 1330px;
    /* 内容宽度限制 */
    margin: auto;
}


.contact {
    width: 100%;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.9);
    /* 半透明背景，让文字更清晰 */
}

.contact {
    background: rgba(255, 255, 255, 0.5);
    position: relative;
    /* top: 240px; */
    padding: 50px 2% 80px 2%;
    width: 96%;
    text-align: center;
    top: 5vh;
    /* height: 60vh; */
    /* 100% 视口高度 */
    align-items: center;
    /* 垂直居中img (img本身作为flex项) */
    justify-content: center;
    /* 水平居中img */
    z-index: 1;
    /* 确保位于底层内容之上（但这里没有其他内容） */
}

.contact_one img {
    height: 51px;
}

.contact_one span {
    color: #454545;
    display: block;
    margin: 4px 0 20px 0;
    font-weight: bold;
    font-size: 38px;
    font-family: "NotoSansSC-VF";
}

.contact_two {
    color: #343434;
    display: block;
    font-weight: bold;
    font-size: 54px;
    margin-bottom: 10px;
}

.contact_three p {
    margin: 0;
    color: #343434;
    font-size: 26px;
    line-height: 36px;
    font-family: "Calibri";
}

.products_main .products_title {
    font-size: 116px;
    text-transform: uppercase;
}

.products_main .products_bt {
    float: left;
    width: 330px;
    margin-right: 40px;
}

.products_main .products_bt .products_bt_l {
    float: none;
}

.products_main .products_bt .products_left {
    width: 100%;
    margin-top: 20px;
}

.products_main .products_left li {
    width: 100%;
    line-height: 30px;
}

.products_main .products_left li a {
    font-size: 18px;
    color: #222;
}

.products_main .products_left li span i {
    font-size: 18px;
    color: #fff;
    transition: all 0.2s;
    margin-right: 6px;
}

.products_main .products_left li:hover span i,
.products_main .products_left li.active span i,
.products_main .products_left li.active a,
.products_main .products_left li:hover a {
    color: #a80719;
}

.products_right .products_search {
    width: 100%;
    float: none;
}

.products_right {
    float: left;
    width: calc(100% - 370px);
}

.products_right_bt {
    font-size: 20px;
    color: #000;
    line-height: 30px;
    margin: 20px 0 40px 0;
}

.products_right .brand_list li {
    margin-bottom: 50px;
    margin-right: 50px;
    width: calc(33.33% - 74px);
    float: left;
    text-align: center;
    padding: 20px;
}

.products_right .brand_list li:nth-of-type(3n) {
    margin-right: 0;
}

.products_right .brand_list li:nth-of-type(4) {
    margin-right: 80px;
}

.news_title {
    color: #a80719;
    font-size: 172px;
    margin: 20px 0 40px 0;
    font-family: "Helvetica";
    text-align: center;
    width: 100%;
    text-transform: uppercase;
}

.news_list li {
    margin-bottom: 60px;
    display: flex;
    align-items: flex-end;
}

.news_list_l {
    float: left;
    width: 60%;
    margin-right: 36px;
}

.news_list_r {
    float: left;
    width: calc(40% - 36px);
}

.news_rq {
    color: #999;
    font-size: 22px;
}

.news_bt {
    color: #999;
    font-size: 30px;
    font-weight: bold;
    line-height: 40px;
    margin: 10px 0;
}

.news_jj {
    color: #999;
    font-size: 24px;
    line-height: 34px;
}

.news_list_mask {
    overflow: hidden;
    transition: all 0.3s;
}

.news_list li:hover .news_list_img {
    transform: scale(1.09);
}

.news_list_img {
    width: 100%;
    padding-top: 50%;
    height: 0;
    background-position: top center;
    background-repeat: no-repeat;
    background-size: cover;
    transition: all 0.3s;
}

.ab_dizhi {
    top: -50px;
    position: relative;
}

.products_view {
    background-color: #fff;
    border: 4px solid #999;
    box-sizing: border-box;
    padding: 7% 20px;
}

.products_view_img {
    float: left;
    width: 37%;
    box-sizing: border-box;
    margin-left: 10%;
    margin-right: 10%;
}

.products_list_img .list {
    border: 2px solid #ccc;
}

.products_view_nr {
    float: left;
    width: 37%;
    /* height: 360px; */
    font-size: 14px;
    /* padding: 40px 40px 0 40px; */
}

.products_view_nr li {
    border-bottom: 1px dashed #ccc;
    line-height: 42px;
    font-size: 20px;
    color: #666;
    font-family: "RLFont";
}

.products_view_nr li:last-child {
    border-bottom: 0 dashed #eee;
}

#nav-m {
    display: none;
}

.m_bq_x {
    display: none;
}

/* 手机版 */
@media screen and (max-width:1201px) {

    .this-1200,
    .this-5,
    .this-1330,
    .this-1440,
    .this-1600 {
        margin: 0 6%;
        width: 88%;
    }

    html,
    body {
        overflow-x: hidden;
        min-height: 100vh;
    }

    /* 头部 */
    .wrap {
        transition: all 0.3s ease 0s;
        transform: translate(0, 0px);
    }

    .wrap.active {
        transform: translate(calc(-90% + 60px), 0px);
    }

    #header,
    #nav {
        display: none;
    }

    #nav-m {
        height: 50px;
        display: block;
        position: relative;
        z-index: 999;
        font-size: 0;
        width: 100%;
        background-color: #000;
    }

    #nav-m .logo {
        height: 50px;
        float: left;
    }

    #nav-m .logo img {
        height: 30px;
        margin-left: 10px;
        margin-top: 10px;
    }

    #nav-m>.title {
        font-size: 14px;
        display: inline-block;
        line-height: 50px;
        vertical-align: top;
        margin-left: 10px;
        width: calc(100% - 140px);
        text-overflow: ellipsis;
        white-space: nowrap;
        overflow: hidden;
    }

    #nav-m .menu {
        position: absolute;
        right: 10px;
        top: 11px;
        width: 22px;
        padding: 5px 10px;
        border: 1px solid #fff;
        border-radius: 3px;
    }

    #nav-m .menu span {
        display: block;
        width: 100%;
        margin-bottom: 5px;
        height: 2px;
        background-color: #fff;
    }

    #nav-m .menu span:nth-of-type(3) {
        margin-bottom: 0px;
    }

    #nav-m .list {
        position: fixed;
        left: 100%;
        width: calc(90% - 60px);
        top: 0;
        height: 100vh;
    }

    #nav-m .list a {
        padding-left: 10px;
        position: relative;
    }

    #nav-m .list a {
        height: 45px;
        width: 100%;
        float: left;
        font-size: 14px;
        color: #666;
        box-sizing: border-box;
        line-height: 45px;
        border-bottom: 1px solid #DEDEDF;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    #nav-m .list .title {
        border-bottom: 1px solid #DEDEDF;
    }

    #nav-m .list .title a {
        width: calc(100% - 60px);
        border-right: 1px solid #DEDEDF;
        border-bottom: 0;
    }

    #nav-m .list li i {
        width: 60px;
        height: 45px;
        line-height: 45px;
        float: right;
        font-size: 22px;
        text-align: center;
        color: #666;
        transition: all 0.3s;
        box-sizing: border-box;
    }

    #nav-m .list li .children {
        background-color: #FAFAFA;
        display: none;
    }

    #nav-m .list .language a {
        float: left;
        width: 50%;
    }

    #nav-m .list .language a:nth-of-type(1) {
        border-right: 1px solid #DEDEDF;
    }

    /* 搜索 */
    #nav-m .list .search_m {
        font-size: 0;
        display: block;
        padding: 20px;
    }

    #nav-m .list .search_m input {
        width: calc(100% - 50px);
        line-height: 35px;
        padding-left: 10px;
        padding-right: 10px;
        box-sizing: border-box;
        outline: none;
        border: 1px solid #DEDEDF;
        font-size: 12px;
        border-top-left-radius: 3px;
        border-bottom-left-radius: 3px;
    }

    #nav-m .list .search_m button {
        width: 50px;
        line-height: 37px;
        border: 0;
        height: 37px;
        vertical-align: bottom;
        color: #fff;
        background-color: #DDD;
        outline: none;
        border-top-right-radius: 3px;
        border-bottom-right-radius: 3px;
    }

    .bq_x {
        display: none;
    }

    .m_bq_x {
        display: block;
    }

    .bq {
        display: unset;
        margin-top: 10px;
        display: block;
    }

    .footer_r_nr p {
        line-height: 24px !important;
    }

    .bq p {
        font-size: 14px;
        line-height: 24px;
    }

    a.bq_r {
        color: #fff;
        margin-top: 10px;
        display: block;
    }

    #footer {
        padding: 30px 0;
    }

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

    .products_left{
        display: none;
    }
}

@media screen and (max-width: 1599px) {

    .this-1200,
    .this-5,
    .this-1330,
    .this-1440,
    .this-1600 {
        margin: 0 6%;
        width: 88%;
    }

    .one_title_one {
        font-size: 220px;
        line-height: 200px;
    }

    .one_title_di {
        font-size: 270px;
        line-height: 260px;
    }

    .three_title_di {
        font-size: 390px;
        line-height: 382px;
    }

    .four_title_one {
        font-size: 104px;
        line-height: 160px;
        padding-top: 124px;
    }

    .four_title_di {
        font-size: 280px;
        line-height: 300px;
    }

    .five_title_di {
        font-size: 194px;
        line-height: 334px;
    }

    .five_list_r_bt {
        font-size: 46px;
        line-height: 50px;
    }

    .five_list_r_jj {
        font-size: 24px;
        line-height: 30px;
    }

    .news_title {
        font-size: 160px;
    }

    .news_bt {
        font-size: 26px;
        line-height: 34px;
    }

    .news_jj {
        font-size: 20px;
        line-height: 30px;
    }

    .contact {
        width: 80%;
        margin: auto;
    }

    .five_title_one {
        font-size: 140px;
    }

    .s_banner_zi {
        top: 6%;
    }

    .banner_one {
        font-size: 12vw;
        line-height: 40px;
    }

    .banner_two {
        font-size: 3.6vw;
        margin-top: 3%;
    }

    .banner_three {
        margin-top: 8%;
    }

    .banner_four {
        font-size: 2.9vw;
    }

    .banner_five {
        font-size: 2.1vw;
        line-height: 12px;
    }

    a.banner_an {
        width: 64px;
        height: 16px;
        font-size: 2vw;
        line-height: 16px;
        margin-top: 5px;
    }

    .one_title_one {
        font-size: 60px;
        line-height: 52px;
        padding-top: 14px;
    }

    .one_title_di {
        font-size: 72px;
        line-height: 70px;
    }

    .one_list {
        top: -6px;
        padding: 11px;
    }

    .one_list_letf {
        width: 38%;
    }

    .one_list_r {
        width: 62%;
    }

    .one_list_r li {
        width: calc(33% - 11px);
        margin-left: 11px;
        margin-bottom: 13px;
    }

    .two_list li {
        float: left;
        width: calc(25% - 8px);
        margin-right: 10px;
        margin-bottom: 10px;
    }

    .two_list li:nth-of-type(4n) {
        margin-right: 0;
    }

    .three_title_one {
        font-size: 50px;
        line-height: 60px;
        padding-top: 40px;
    }

    .three_title_di {
        font-size: 90px;
        line-height: 140px;
    }

    .three_title_di {
        font-size: 100px;
        line-height: 100px;
        top: 20px;
    }

    .three_nr {
        padding: 10px 0;
    }

    .three_nr p {
        font-size: 12px;
        line-height: 20px;
    }

    .four_title_one {
        font-size: 30px;
        line-height: 36px;
        padding-top: 40px;
    }

    .four_title_di {
        font-size: 80px;
        line-height: 106px;
        top: 10px;
    }

    .four_title {
        height: 144px;
    }

    .four_list {
        top: 0;
    }

    .five_title {
        height: 100px;
        bottom: 0;
    }

    .five_title_one {
        font-size: 36px;
        line-height: 50px;
        padding-top: 30px;
    }

    .five_title_di {
        font-size: 48px;
        line-height: 94px;
        top: 0;

    }

    .four_list li .four_list_bt {
        font-size: 14px;
        margin-top: 10px;
    }

    .cp.owl-theme .owl-nav [class*='owl-'] {
        font-size: 50px !important;
        top: 40%;
    }

    .five_list {
        margin-bottom: 30px;
        flex-wrap: wrap;
    }

    .five_list_l {
        width: 100%;
        float: none;
        margin-right: 0;
        margin-bottom: 20px;
    }

    .five_list_r {
        width: 100%;
        float: none;
    }

    .five_list_r_rq {
        font-size: 16px;
    }

    .five_list_r_bt {
        font-size: 24px;
        line-height: 26px;
    }

    .five_list_r_jj {
        font-size: 16px;
        line-height: 22px;
    }

    #footer {
        padding-top: 30px;
    }

    .footer {
        flex-wrap: wrap;
    }

    .footer_l img {
        height: 27px;
    }

    .footer_r_bt {
        font-size: 18px;
        margin: 20px 0 6px 0;
    }

    .footer_r_nr p {
        line-height: 20px;
    }

    .bq_x {
        padding: 12px 0 8px 0;
        margin-top: 18px;
    }

    .bq_r {
        width: 120px;
    }

    a.bq_r span {
        font-size: 14px;
    }

    .banner_main {
        height: 210px;
    }

    .about_title_one {
        font-size: 50px;
        line-height: 100px;
        padding-top: 0;
    }

    .about_title_di {
        font-size: 90px;
        line-height: 135px;
        top: 0;
    }

    .about_title {
        height: 100px;
    }

    .about_list {
        top: -16px;
    }

    .about_list li {
        margin-bottom: 10px;
        margin-right: 10px;
        width: calc(33.33% - 7px);
        font-size: 16px;
    }

    .about_list li:nth-of-type(3n) {
        margin-right: 0;
    }

    .ab_dizhi {
        top: -16px;
    }

    .products_title {
        font-size: 34px;
        margin: 20px 0 6px 0;
    }

    .products_bt {
        margin-bottom: 30px;
        display: flex;
        flex-wrap: wrap;
    }

    .products_bt_l {
        font-size: 18px;
        line-height: 24px;
        margin-bottom: 10px;
    }

    .products_bt_l span {
        line-height: 20px;
        width: 6px;
        height: 20px;
        margin-right: 10px;
    }

    .products_search {
        width: 570px;
        line-height: 40px;
        height: 40px;
        padding: 0 10px 0 10px;
    }

    .products_search span {
        font-size: 18px;
    }

    .products_search input {
        width: calc(100% - 80px);
        font-size: 12px;
        line-height: 40px;
        padding-left: 16px;
    }

    .products_search button {
        width: 32px;
        height: 32px;
        margin-top: 3px;
    }

    .products_search button i {
        font-size: 12px;
        line-height: 32px;
    }

    .products_search input {
        width: calc(100% - 52px);
        font-size: 12px;
        line-height: 38px;
        padding-left: 8px;
    }

    .products_list li {
        margin-bottom: 10px;
        margin-right: 10px;
        width: calc(50% - 25px);
    }

    .products_list li:nth-of-type(2n) {
        margin-right: 0;
    }

    .products_list li .products_list_bt {
        padding: 8px;
        font-size: 16px;
        line-height: 20px;
    }

    .products {
        margin-bottom: 20px;
    }

    .brand_list li {
        margin-bottom: 10px;
        margin-right: 10px;
        width: calc(50% - 25px);
        float: left;
        text-align: center;
        padding: 10px;
    }

    .brand_list li:nth-of-type(2n) {
        margin-right: 0;
    }

    .brand_list li .brand_list_one {
        font-size: 18px;
        margin: 10px 0;
    }

    .brand_list li .brand_list_two {
        font-size: 14px;
        margin-bottom: 6px;
    }

    .brand_list li .brand_list_three {
        font-size: 14px;
        padding-top: 6px;
    }

    #pro_view {
        width: 90% !important;
    }

    .products_view {
        padding: 13% 10px;
    }

    .products_view_img {
        width: 100%;
        margin-left: 0;
        margin-right: 0;
        text-align: center;
    }

    .products_view_nr {
        width: 100%;
    }

    .products_view_nr li {
        line-height: 30px;
        font-size: 14px;
    }

    #pro_view .products_view .products_view_img .bx-pager {
        position: absolute;
        top: 426px !important;
        left: 0% !important;
    }

    #pro_view .products_view .products_view_img .bx-wrapper .bx-pager.bx-default-pager a {
        width: 96px !important;
        height: 96px !important;
    }

    .bx-wrapper .bx-pager .bx-pager-item,
    .bx-wrapper .bx-controls-auto .bx-controls-auto-item {
        margin-bottom: 4px !important;
    }

    .bx-wrapper .bx-pager.bx-default-pager a {
        margin: 0 !important;
        margin-right: 4px !important;
    }

    .products_main .products_title {
        font-size: 50px;
    }

    .products_main .products_title {
        font-size: 30px;
    }

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

    .products_main .products_bt .products_left {
        margin-top: 2px;
    }

    .products_main .products_left li a {
        font-size: 14px;
    }

    .products_main .products_left li span i {
        font-size: 14px;
        margin-right: 4px;
    }

    .products_main .products_left li {
        line-height: 24px;
    }

    .products_right {
        float: left;
        width: 100%;
    }

    .products_bt {
        margin-bottom: 14px;
    }

    .products_right_bt {
        margin: 10px 0;
    }

    .products_right .brand_list li {
        margin-bottom: 10px;
        margin-right: 10px;
        width: calc(50% - 25px);
        padding: 10px;
    }

    .products_right .brand_list li:nth-of-type(2n) {
        margin-right: 0;
    }

    .products_right .brand_list li:nth-of-type(3) {
        margin-right: 10px;
    }

    .products_right .brand_list li:nth-of-type(4) {
        margin-right: 0;
    }

    .brand_list li .brand_list_one {
        font-size: 16px;
        margin: 6px 0;
    }

    .bx-wrapper .bx-controls-direction a {
        top: 42% !important;
    }

    #pro_view .products_view .products_view_img .bx-wrapper .bx-prev {
        left: -8px !important;
    }

    #pro_view .products_view .products_view_img .bx-wrapper .bx-next {
        right: -8px !important;
    }

    .news_title {
        font-size: 38px;
    }

    .news_list li {
        margin-bottom: 20px;
        display: flex;
        align-items: flex-end;
        flex-wrap: wrap;
    }

    .news_list_l {
        float: left;
        width: 100%;
        margin-right: 0;
        margin-bottom: 10px;
    }

    .news_list_r {
        float: left;
        width: 100%;
    }

    .news_title {
        margin: 20px 0;
    }

    .news_rq {
        font-size: 18px;
    }

    .news_bt {
        font-size: 20px;
        line-height: 28px;
    }

    .news_jj {
        font-size: 14px;
        line-height: 20px;
    }

    .contact_one img {
        height: 40px;
    }

    .contact_one span {
        margin: 4px 0 10px 0;
        font-size: 20px;
    }

    .contact_two {
        font-size: 24px;
        margin-bottom: 10px;
    }

    .contact_three p {
        font-size: 20px;
        line-height: 30px;
    }

    .contact {
        width: 88%;
    }

    .lxwm {
        min-height: 84vh;
        /* max-width: 1294px; */
    }

}

@media screen and (min-width: 1201px) and (max-width: 1400px) {

    .this-1200,
    .this-5,
    .this-1330,
    .this-1440,
    .this-1600 {
        margin: 0 6%;
        width: 88%;
    }

    #header .logo img {
        height: 38px;
    }

    .one_title_one {
        font-size: 200px;
        line-height: 190px;
    }

    .one_title_di {
        font-size: 240px;
        line-height: 240px;
    }

    .three_title_one {
        font-size: 180px;
    }

    .three_title_di {
        font-size: 390px;
        line-height: 370px;
    }

    .products_title {
        font-size: 118px;
    }

    .products_main .products_title {
        font-size: 97px;
    }

    .news_title {
        font-size: 128px;
    }

    .news_bt {
        font-size: 24px;
        line-height: 30px;
        margin: 4px 0;
    }

    .news_jj {
        font-size: 18px;
        line-height: 24px;
    }
}

@media screen and (min-width: 3000px) {
    .news_title {
        font-size: 160px;
    }

}