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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
        "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", sans-serif;
}

a {
    text-decoration: none;
    ;
}

.phone_icon {
    font-size: 30px !important;
    color: #3b3b3b
}

.logo>img {
    width: 140px;
}

.header {
    height: 100px;
    background-color: #FFFFFF;
}

.header_nav {
    width: 1200px;
    height: 100px;
    margin: auto;
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
}

.header_nav_list {
    flex: 1;
    display: flex;
    flex-direction: row;
    align-items: center;
    position: relative;

}

.header_nav_list>a {
    margin-left: 60px;
    font-size: 20px;
    color: #3b3b3b;
}

.header_nav_list>div {
    margin-left: 60px;
    font-size: 20px;
    color: #3b3b3b;
    position: relative;
}

.solution_nav_wrap {
    height: auto;
    position: relative;
    display: inline-block;
}

.solution_nav {
    cursor: pointer;
}

.sub_nav {
    width: 200px;
    background-color: #FFFFFF;
    position: absolute;
    /* top: 40px; */
    left: -20px;
    z-index: 20;
    padding: 40px 20px 0 20px;
    font-size: 16px;
    opacity: 0;
    pointer-events: none;
    display: flex;
    flex-direction: column;
    transition: opacity 0.2s;
}

.solution_nav_wrap:hover .sub_nav,
.solution_nav_wrap:focus-within .sub_nav {
    opacity: 1 !important;
    pointer-events: auto;
}

.sub_nav>a {
    height: 50px;
    /* line-height: 200%; */
    color: #3b3b3b;
    line-height: 50px;
}

.sub_nav>a:not(:last-child) {
    border-bottom: 1px solid #dedede;
}

.sub_nav>a:hover {
    color: #044fa0;
}

.header_nav_list>a:hover {
    margin-left: 60px;
    font-size: 20px;
    color: #044fa0;
}

.header_nav_call {
    display: flex;
    flex-direction: row;
    align-items: center;
}

.call_phone {
    float: left;
    margin-left: 10px;
    font-size: 30px;
    color: #666666;
    font-weight: bold;
}

.nav_active {
    margin-left: 80px;
    font-size: 20px;
    font-weight: bold;
    color: #044fa0 !important;
}

.index_product_category {
    width: 1200px;
    margin: auto;
    margin-top: 50px;
    display: flex;
    flex-direction: row;
    font-size: 30px;
    justify-content: center;
}

.index_product_category>a {
    padding: 0 20px;
    color: #3b3b3b;
    cursor: pointer;
}

.index_product_category_active {
    font-weight: bold !important;
}

.index_product_te_list {
    width: 1000px;
    margin: auto;
    margin-top: 50px;
    display: flex;
    flex-direction: row;
    justify-content: space-between;
}

.index_product_te_item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.index_product_te_item_name {
    font-size: 25px;
    color: #3b3b3b;
    margin-top: 20px;
}

.index_product_list {
    width: 1200px;
    height: 450px;
    margin: auto;
    margin-top: 50px;
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    flex-wrap: wrap;
    align-items: center;
}

.index_arrow {
    width: 50px !important;
    font-size: 50px !important;
}

.index_product_item {
    width: 300px;
    display: flex;
    flex-direction: column;
    align-items: center;
    cursor: pointer;
}

.index_product_item img {
    width: 250px;
}

.index_product_item_name {
    font-size: 22px;
    color: #3b3b3b;
    margin-top: 20px;
    font-weight: bold;
}

.index_product_item_spec {
    font-size: 18px;
    color: #666666;
    margin-top: 10px;
}

.index_aboutUs {
    margin-top: 50px;
    background-color: #f3f5f4;
    padding-bottom: 50px;
}

.index_aboutUs_img {
    margin: auto;
    width: 1200px;
}

.index_aboutUs_Nums {
    margin: auto;
    margin-top: 50px;
    display: flex;
    flex-direction: row;
    justify-content: center;
}

.index_aboutUs_Nums_item {
    display: flex;
    flex-direction: column;
    padding: 0 50px;
}

.index_aboutUs_Nums_item:not(:first-child) {
    border-left: 1px solid #cccccc;
}

.index_aboutUs_Nums_item_num {
    height: 80px;
    display: flex;
    flex-direction: row;
    align-items: self-end;
}

.index_aboutUs_Nums_text {
    font-size: 80px;
    line-height: 80px;
    color: #044fa0;
    font-weight: bold;
}

.index_aboutUs_Nums_text_p {
    width: 30px;
    height: 30px;
    font-size: 20px;
    background-color: #044fa0;
    text-align: center;
    line-height: 30px;
    border-radius: 100%;
    color: #FFFFFF;
    margin-left: 10px;
}

.index_aboutUs_nums_name {
    font-size: 24px;
    color: #666666;
}

.index_aboutUs_text {
    margin: auto;
    margin-top: 50px;
    width: 1100px;
    font-size: 24px;
    line-height: 150%;
    color: #666666
}

.index_aboutUs_text P {
    margin-bottom: 20px;
}


.index_solution {
    background-color: #3f6687;
}

.index_solution_main {
    width: 1200px;
    margin: auto;
    padding: 50px 0;
    display: flex;
    flex-direction: column;
    color: #FFFFFF;
}

.index_solution_title {
    font-size: 36px;
    font-weight: bold;
}

.index_solution_list {
    margin-top: 50px;
    display: flex;
    flex-direction: row;
    justify-content: center;
}

.index_solution_item {
    width: 350px;
    height: 420px;
    margin: 0 20px;
    border-radius: 10px;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 30px 20px;
    box-sizing: border-box;
    cursor: pointer;
    position: relative;
}

.index_solution_item:not(:first-child) {
    margin-left: 100px;
}

.index_solution_item img {
    width: 400px;
    position: absolute;
    top: 0px;
    z-index: 1;
}

.index_solution_item_text {
    position: absolute;
    bottom: 0;
    width: 420px;
    border-radius: 20px;
    height: 200px;
    background-color: #FFFFFF;
    color: #3b3b3b;
    display: flex;
    flex-direction: column;
    justify-content: end;
    padding: 0 30px;
    box-sizing: border-box;
}

.index_solution_item_name {
    font-size: 24px;
    font-weight: bold;
    margin-top: 20px;
    margin-bottom: 10px;
}

.index_solution_item_desc {
    margin-bottom: 40px;
    font-size: 18px;
    line-height: 150%;
    color: #666666;
}

.solution_icon {
    font-size: 50px !important;
    position: absolute;
    bottom: 40px;
    right: 0;
    color: #044fa0 !important;
}



.index_aboutUs_content {
    background-color: #f3f5f4;
    min-height: 900px;
    background-image: url("../images/aboutUs_index_bg.png");
    background-repeat: no-repeat;
    background-position: bottom center;
}

.index_aboutUs_content_main {
    width: 1200px;
    margin: auto;
    display: flex;
    flex-direction: column;
    padding: 50px 0;
}

.index_aboutUs_content_title {
    font-size: 36px;
    font-weight: bold;
}

.index_aboutUs_content_desc {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
}

.index_aboutUs_content_desc>div {
    flex: 1;
    padding: 40px;
    font-size: 20px;
    line-height: 200%;
    color: #3b3b3b;
}

.index_aboutUs_content_desc>div>P {
    margin-bottom: 20px;
}

.index_solution_showMore {
    text-align: center;
    margin-top: 50px;
    font-size: 24px;
    color: #FFFFFF;
    cursor: pointer;
    position: relative;
}

.index_solution_showMore_bg {
    font-size: 100px;
    color: rgba(255, 255, 255, 0.1);
    font-weight: bold;
}

.index_solution_showMore_text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translateX(-50%);
    font-weight: bold;
}











.footer {
    background-color: #4d4d4d;
    color: #FFFFFF;
}

.footer_main {
    margin: auto;
    width: 1200px;
}

.footer_main hr {
    border: 0;
    height: 1px;
    background-color: #666666;
}

.footer_title {
    color: #c6cbd1;
    padding: 30px 0;
    font-size: 90px;
    font-weight: bold;
    display: flex;
    flex-direction: row;
    justify-content: space-between;
}

.footer_contact {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    padding: 30px 0;
}

.footer_contact_item {
    display: flex;
    flex-direction: row;
    align-items: flex-start;
}

.footer_contact_item:not(:first-child) {
    padding-left: 50px;
    box-sizing: border-box;
    border-left: 1px solid #cccccc;
}

.footer_qrcode {
    width: 100px;
    height: 100px;
    margin-right: 20px;
}

.footer_contact_phones {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
}

.footer_contact_address {
    width: 200px !important;
    overflow: hidden;
}

.footer_contact_item_title {
    font-size: 20px;
    margin-right: 10px;
    font-weight: bold;
    margin-bottom: 20px;
}

.footer_icon {
    font-size: 30px !important;
    color: #FFFFFF !important;
    margin-left: 10px;
    margin-right: 10px;
}

.footer_nav {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    padding-bottom: 20px;
    padding-top: 50px;
}

.footer_nav_item_title {
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 20px;
}

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

.footer_nav_list a {
    margin-bottom: 10px;
    color: #c6cbd1;
}

.footer_nav_contact_list {
    display: flex;
    flex-direction: column;
    font-size: 40px;
    color: #c6cbd1;
}

.footer_copyright {
    text-align: center;
    padding-bottom: 20px;
    color: #c6cbd1;
}


.downHeader {
    background-color: #333333;
}

.downHeader_main {
    width: 1200px;
    margin: auto;
    display: flex;
    padding: 200px 0;
    box-sizing: border-box;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
}

.downHeader_title_main {
    display: flex;
    flex-direction: row;
    align-items: center;
}

.downHeader_title_main_t {
    font-size: 70px;
    color: #FFFFFF;
    font-weight: bold;
}

.down_icon {
    font-size: 70px !important;
    color: #FFFFFF;
    margin-left: 20px;
}

.downHeader_title_sub {
    font-size: 22px;
    color: #CCCCCC;
}

.down_Header_wenxin {
    font-size: 18px;
    background-color: #044fa0;
    display: inline-block;
    border-radius: 10px;
    padding: 5px 20px;
    color: #FFFFFF;
    margin-top: 50px;
    margin-bottom: 20px;
}

.down_Header_wenxin_text {
    font-size: 16px;
    color: #CCCCCC;
    margin-bottom: 10px;
}

.download_nav {
    margin: auto;
    width: 1000px;
    padding-top: 50px;
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    margin-bottom: 50px;
}

.download_nav_item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
}

.down_nav_text {
    font-size: 24px;
    color: #3b3b3b;
    margin-top: 10px;
}

.down_nav_active {
    font-weight: bold !important;
    color: #044fa0 !important;
}

.down_wrap {
    background-color: #ebf5ff;
}

.down_list {
    width: 1000px;
    margin: auto;
    display: flex;
    flex-direction: column;
}

.down_list_item {
    background-color: #FFFFFF;
    width: 1000px;
    height: 450px;
    border-radius: 20px;
    position: relative;
    margin-bottom: 50px;
}

.down_list_item_background {
    width: 1000px;
    height: 113px;
    border-radius: 0px 0px 20px 20px;
    bottom: 0;
    background-color: #044fa0;
    position: absolute;
}

.down_list_item_img {
    width: 400px;
    z-index: 10;
    top: 10px;
    position: absolute;
}

.down_list_item_img>img {
    width: 400px;
}

.down_list_item_book {
    position: absolute;
    z-index: 10;
    bottom: 20px;
    left: 400px;
}

.down_list_item_logo {
    position: absolute;
    right: 10px;
    bottom: 5px;
    z-index: 10;
}

.down_list_item_content {
    position: absolute;
    left: 600px;
    top: 50px;
    z-index: 10;
    width: 300px;
}

.down_list_item_title {
    font-size: 32px;
    font-weight: bold;
    color: #3b3b3b;
}

.down_list_item_text {
    font-size: 24px;
    line-height: 200%;
    color: #666666;
}

.down_list_item_btn {
    margin-top: 30px;
    width: 130px;
    display: flex;
    flex-direction: row;
    align-items: center;
    height: 40px;
    padding: 5px 10px;
    background-color: #044fa0;
    color: #FFFFFF;
    text-align: center;
    line-height: 40px;
    border-radius: 20px;
    cursor: pointer;
    justify-content: center;
}

.down_list_item_desc {
    bottom: 20px;
    left: 600px;
    font-size: 16px;
    color: #666666;
    display: flex;
    flex-direction: row;
    align-items: center;
    margin-top: 10px;
}

.down_list_icon {
    font-size: 24px !important;
    color: #FFFFFF;
    margin-right: 10px;
}

.banner_wrap {
    width: 1200px;
    margin: auto;
    position: relative;
}

.breadcrumb {
    display: flex;
    flex-direction: row;
    align-items: center;
    position: absolute;
    bottom: 20px;
    color: #FFFFFF;
    font-size: 24px;
}

.breadcrumb>div {
    margin-right: 10px;
}

.breadcrumb_icon {
    font-size: 24px;
    margin-right: 10px;
}

.aboutUs_Video {
    padding: 50px 0;
    text-align: center;
}

.aboutUs_video_main {
    width: 1200px;
    margin: auto;
}

.aboutUs_Video_title {
    text-align: center;
    font-size: 20px;
    margin-top: 20px;
}

.aboutUsMain {
    margin: auto;
}

.product_wrap {
    background-color: #f5f5f5 !important;
}

.down_list_item_right_content {
    position: absolute;
    right: 50px;
    top: 100px;
    z-index: 10;
}

.down_list_item_right_title {
    font-size: 32px;
    font-weight: bold;
    color: #3b3b3b;
    text-align: right;
}

.down_list_item_right_text {
    font-size: 24px;
    line-height: 200%;
    color: #666666;
    text-align: right;
}

.down_list_item_right_btn {
    text-align: right;
    margin-top: 50px;
}

.product_list_item_img {
    width: 300px;
    z-index: 10;
    top: 10px;
    left: 50px;
    position: absolute;
}

.product_list_item_left_img {
    width: 300px;
    z-index: 10;
    top: 10px;
    right: 100px;
    position: absolute;
}



.product_list_item_img>img {
    width: 300px;
}


.product_list_item_left_img>img {
    width: 300px;
}


.product_list_item {
    background-color: #FFFFFF;
    width: 1000px;
    height: 410px;
    border-radius: 20px;
    position: relative;
    margin-bottom: 50px;
}

.down_list_item_left_content {
    position: absolute;
    left: 50px;
    top: 100px;
    z-index: 10;
}

.down_list_item_left_title {
    font-size: 32px;
    font-weight: bold;
    color: #3b3b3b;
    text-align: left;
}

.down_list_item_left_text {
    font-size: 24px;
    line-height: 200%;
    color: #666666;
    text-align: left;
}

.down_list_item_left_btn {
    text-align: left;
    margin-top: 50px;
}

.product_detail_wrap {
    background-color: #323844;
    color: #FFFFFF;
}

.product_detail_youshi {
    margin: auto;
    width: 1200px;
    padding: 100px 0;
    box-sizing: border-box;

}

.product_detail_youshi_title {
    font-size: 36px;
    font-weight: bold;
    text-align: center;
    text-align: left;
}

.product_detail_youshi_list {
    margin-top: 50px;
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    flex-wrap: wrap;
}

.product_detail_youshi_item {
    width: 350px;
    margin-bottom: 50px;
    text-align: left;
}

.product_detail_youshi_item_text {
    font-size: 20px;
    line-height: 200%;
    margin-top: 20px;
    color: #CCCCCC;
}

.product_detail_youshi_item_desc {
    font-size: 18px;
    color: #999999;
    margin-top: 10px;
}

.table_container {
    width: 1000px;
    margin: auto;
    margin-top: 50px;
    overflow-x: auto;
}

.table {
    width: 100%;
    border-collapse: collapse;
    margin: 0 auto;
    background-color: #2c3e50;
}

td {
    padding: 12px 15px;
    text-align: center;
}

thead {
    background-color: #323844;
}

th {
    background-color: #323844;
    color: white;
    font-weight: bold;
    padding: 12px;
}

tr:nth-child(odd) {
    background-color: #34495e;
}

.product_detail_main {
    width: 1200px;
    margin: auto;
    padding: 150px 0;
    box-sizing: border-box;
    display: flex;
    flex-direction: row;
    justify-content: space-between;
}

.product_detail_big_img {
    background-color: #f2f2f2;
    width: 510px;
    /* height: 510px; */
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
}

.product_detail_big_img>img {
    width: 450px;
    /* height: 450px; */
    text-align: center;
    display: block;
}

.product_detail_product_info {
    width: 600px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.product_detail_product_title {
    font-size: 36px;
    font-weight: bold;
    color: #3b3b3b;
}

.product_detail_product_desc {
    font-size: 24px;
    color: #666666;
    line-height: 200%;
}

.product_detail_more {
    display: flex;
    flex-direction: row;
    align-items: center;
    cursor: pointer;
}

.product_detail_small_img {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    margin-top: 20px;
    background-color: #d1d1d1;
    margin-right: 10px;
}

.product_detail_small_img>img {
    width: 100px;
    height: 100px;
    cursor: pointer;
    border: 2px solid transparent;

}

.product_detail_btn {
    width: 150px;
    height: 50px;
    font-size: 20px;
    background-color: #d7000c;
    color: #FFFFFF;
    text-align: center;
    line-height: 50px;
    border-radius: 50px;
}

.product_user_main {
    width: 1200px;
    margin: auto;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.product_user_main_title {
    font-size: 50px;
    font-weight: bold;
    text-align: center;
    text-align: left;
}

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

.user_swiper-slide {
    text-align: center;
    font-size: 18px;
    background: #fff;
    display: flex;
    justify-content: center;
    align-items: center;
}

.user_swiper-slide img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}


.user_swiper-slide {
    width: 20%;
}

.user_swiper-slide:nth-child(2n) {
    width: 60%;
}

.user_swiper-slide:nth-child(3n) {
    width: 20%;
}

.solution_banner_main {
    position: absolute;
    top: 200px;
    left: 50%;
    z-index: 10;
    margin-left: -600px;
    color: #FFFFFF;
}

.solution_banner_title {
    font-size: 100px;
    font-weight: bolder;
}

.solution_contact {
    display: inline-block;
    margin-top: 20px;
    padding: 10px 20px;
    border: 1px solid #FFFFFF;
}

.solution_detail_main {
    width: 1200px;
    padding: 100px 0;
    margin: auto;
    display: flex;
    flex-direction: row;
    justify-content: space-between;
}

.solution_detail_main_left_title {
    font-size: 60px;
    font-weight: bolder;
    color: #3b3b3b;
}

.solution_detail_main_left_desc {
    font-size: 20px;
    color: #666666;
    line-height: 200%;
    margin-top: 20px;
}

.solution_detail_main_right {
    margin-left: 100px;
}

.solution_detail_main_right>img {
    width: 400px;
    height: auto;
}

.youshiTitle {
    margin: auto;
    width: 1200px;
    padding: 100px 0;
    color: #FFFFFF;
    font-size: 40px;
}