/* 响应式布局CSS文件 */
.media_pc {
    display: inline-block;
}

.media_mobile {
    display: none;
}

@media screen and  (max-width: 1680px) {

    .index_page1_list {
        margin-left: 12.5%;

        margin-right: 18%;
    }

    .index_page1_title {
        margin-right: 23%;
    }

}

@media screen and (max-width: 1280px) {
    .index_page1_title {
        margin-right: 20%;
    }
}

@media screen and (max-width: 1024px) {
    .index_page1_title {
        margin-right: 14%;
    }
}

@media screen and  (max-width: 1450px) {
    /* 桌面电脑设备布局CSS */
    html, body {
        font-size: 0.88em;
    }

    .logo {
        width: 10rem;
        height: auto;
    }

    .header .search-box:hover .search-text {
        width: 100px;
    }

    .index_page1_list {
        margin-left: 8%;
        margin-right: 2%;
    }

    /*.main {*/
    /*    width: 75rem;*/
    /*}*/
    .index_page2 h1 {
        padding-top: 16vh;
    }

    .about_main3_con .gallery-thumbs {
        width: 25%;
    }

    .about_main3_con .gallery-top {
        width: 72%;
    }

    .about_main2_con1 li {
        width: 23%;
        height: auto;
        padding: 2rem;
    }

    .about_main2_con1 li img {
        margin-top: 0;
    }

    .contact_con2 {
        margin-top: 1.5rem;
    }
}

@media screen and  (max-width: 992px) {
    /* 平板设备布局CSS */
    html, body {
        font-size: 1em;
    }

    .main {
        width: 90%;
    }

    .f12_m {
        font-size: 0.75rem;
    }

    .f14_m {
        font-size: 0.875rem;
    }

    .f16_m {
        font-size: 1rem;
    }

    .f20_m {
        font-size: 1.25rem;
    }

    .f24_m {
        font-size: 1.5rem;
    }

    .media_pc {
        display: none !important;
    }

    .media_mobile {
        display: inline-block;
    }

    .logo {
        width: 7.5rem;
        height: auto;
    }

    .navbar {
        padding: 1.5rem;
    }

    .navbar-toggler {
        border: 0;
        padding: 0;
        margin: 0;
        width: 1rem;
        height: 1rem;
    }

    .navbar_btn {
        width: 1rem;
        height: 1rem;
    }


    .header .navbar_btn .line {
        background: #fff;
        width: 100%;
        height: 3px;
        position: absolute;
        display: block;
        top: 0;
        left: 0;
    }

    .header .navbar_btn .line2 {
        top: 50%;
        margin-top: 0;
    }

    .header .navbar_btn .line3 {
        top: 100%;
        margin-top: 0;
    }

    .header:after {
        content: '';
        position: absolute;
        width: 100%;
        height: 100vh;
        top: 0;
        left: 0;
        transform: translate(0, -100%);
        opacity: 0;
        transition: all .4s ease-out;
        background: rgba(0, 0, 0, 80%);
        z-index: -1;
    }

    .header.cur:after {
        transform: translate(0, 0);
        opacity: 1;
    }

    .navbar-collapse {
        margin-top: 1.5rem;
    }

    .navbar-collapse .navbar-nav .nav-item {
        margin-left: 0;
        padding: 1rem 1rem;

        border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    }

    .navbar-collapse .navbar-nav .nav-item {
        position: relative;
    }


    .navbar-collapse .navbar-nav .nav-item .nav-link {
        /*padding: 1rem 1rem;*/
        padding: 0;
        width: 100%;
        /*text-align: center;*/
        /*border-bottom: 1px solid rgba(255, 255, 255, 0.2);*/
    }

    .navbar-collapse .navbar-nav .nav-item.dropdown .nav-link {
        width: 50%;
    }

    .navbar-collapse .navbar-nav .nav-item.dropdown::after {
        content: "";
        position: absolute;
        display: inline-block;
        width: 0.5rem;
        height: 0.5rem;
        border-style: solid;
        border-width: 0 0 1px 1px;
        border-color: transparent transparent #fff #fff;
        transform: rotate(225deg);
        float: right;
        /*margin-top: 0.5rem;*/
        top: 1.47rem;
        right: 1rem;
        transition: all .4s ease-out;
        /*transform: translate(0, -50%) rotate(-135deg);*/
    }

    .navbar-collapse .navbar-nav .nav-item.dropdown.act::after {
        transform: rotate(315deg);
    }

    .dropdown .dropdown-menu {
        width: 100%;
        /*padding: 0;*/
        transform: translate(0, 0);
        /*height: 0;*/
        /*opacity: 0;*/
        /*display: block;*/
        /*z-index: -999;*/
        /*animation: 2s;*/
        padding: 1rem 0 0;
    }

    .dropdown:hover > .dropdown-menu {
        display: none;
    }

    .dropdown.act .dropdown-menu {
        /*display: block !important;*/

        /*height: auto;*/
        /*opacity: 1;*/
        /*z-index: 1;*/
    }

    .dropdown .dropdown-menu a {
        width: 100%;
        text-align: left;
        padding: 0 0.5rem;
        line-height: 2.25;
    }

    .hidden-xs {
        display: none;
    }


    .index_page1_title {
        float: right;
        margin-top: 20%;
    }

    .index_page1_title p {
        width: 2.25rem;
        height: 17.875rem;
        background: linear-gradient(180deg, #2B0EEE 0%, rgba(43, 14, 238, 0) 100%);
        /*padding-left: 0;*/
        font-size: 14px;
        line-height: 1rem;
        /*vertical-align: middle;*/
        writing-mode: vertical-lr;
        /*letter-spacing: 2px;*/
        display: inline-block;
        text-align: left;
        margin: 0;
        box-sizing: border-box;
        padding: 1.2rem 0.6rem 0;
    }

    .index_page1_title img.media_mobile {
        display: inline-block;
        vertical-align: top;
        margin-left: 1rem;
    }

    .index_page1_list {
        width: 12.5rem;
        margin-left: 10%;
        margin-top: 20%;
    }

    .index_page1_list .list {
        width: 5rem;
        height: 5rem;
        margin-right: 1.25rem;
        margin-bottom: 1.25rem;
    }

    .index_page1_list .list img {
        width: 2.5rem;
        height: 2.5rem;
        margin-top: 0.625rem !important;
    }

    .index_page1_list .list p {
        font-size: 0.8rem;
        font-weight: 400;
        margin-top: 0.125rem;
        /*line-height: 18px;*/
    }

    .index_page2 {
        margin-left: 0;
        width: 100%;
        max-width: 100%;
        text-align: center;
        padding: 0 6rem;
    }

    .index_page2 h2 {
        margin: -2rem auto 0;
    }

    .index_page2 h3 {
        text-align: center;
    }

    .index_page2 .more {
        margin: 2.18rem auto 0;
    }

    .index_page2 > p {
        margin: 0.8rem auto 0;
    }

    .index_page2_con {
        margin: 5rem auto 0;
    }

    .index_page2 h1 {
        font-size: 3rem;
    }

    .index_page3 {
        display: block !important;
        /*position: absolute;*/
        /*width: 100%;*/
        /*top: 0;*/
        /*bottom: 0;*/
        /*left: 0;*/
        /*right: 0;*/
        /*z-index: 1;*/
    }

    .index_page3 > div {
        flex: none !important;
        display: block;
        width: 100%;
        overflow: hidden;
        height: 33.33vh;
        float: left;
    }

    .index_page3 > div:nth-child(1) {
        background-size: 120% auto !important;
        background-position: bottom !important;
    }

    .index_page3 > div:nth-child(2) {
        background-size: 120% auto !important;
        background-position: center !important;
    }

    .index_page3 .index_page3_con3 {
        background-size: auto 100% !important;
    }

    .index_page3 .index_page3_con4 {
        background-size: auto 100% !important;
    }

    .index_page3_con1 {
        margin: 0;
        padding: 10% 0 0;
        text-align: center;
        height: 100%;
        background: rgba(2, 16, 31, 0.5);
    }

    .index_page3_con1 p {
        display: block;
        margin: 0 auto 1rem;
    }

    .index_page3_con1 .more {
        margin: 1rem auto 0;
    }

    .index_page3_con2 {
        padding: 10% 10% 0;
    }

    .index_page3_con2 h2 {
        font-size: 1.2rem;
        margin-bottom: 1rem;
    }

    .index_page3_con3 {
        width: 50%;
        display: block;
        float: left;
    }

    .index_page3_con4 {
        width: 50%;
        display: block;
        float: left;
        text-align: center;
    }

    .index_page3_con3 div h2,
    .index_page3_con4 div h2 {
        font-size: 1.2rem;
        margin-bottom: 1rem;
    }

    .index_page3_con3 div,
    .index_page3_con4 div {
        padding: 20% 5% 0;
    }

    .banner_top {
        height: 12.5rem;
    }

    .banner_top img.banner_img {
        min-width: 100%;
        width: auto !important;
        height: 100%;
        position: absolute;
        left: 50%;
        top: 0;
        transform: translate(-50%, 0);
    }

    .about_main1 {
        margin-top: 0;
        top: 2rem;
        display: block !important;
    }

    .about_main1 > div {
        width: 100%;
        height: auto;
        background-repeat: no-repeat;
        background-size: 100% 100%;
    }

    .about_main1 > div:nth-child(1) > div,
    .about_main1 > div:nth-child(2) {
        padding: 1.8rem;
    }

    .about_main2_con1 li img {
        width: 6rem;
    }


    .about_main3_con .gallery-thumbs {
        width: 35%;
    }

    .about_main3_con .gallery-top {
        width: 62%;
    }

    .about_art1 {
        flex-wrap: wrap;
        padding: 2rem 0;
    }

    .about_art1 > img {
        width: 100%;
        height: auto;
        margin-bottom: 1rem;
    }

    .about_art1 .about_art1_right {
        width: 100%;
    }

    .about_art2 h2 {
        margin-bottom: 1rem;
    }

    .cases_list {
        margin-left: -2%;
        margin-bottom: 1rem;
    }

    .cases_list li {
        width: 48%;
        margin-left: 2%;
        margin-bottom: 2%;
    }

    .honor_list {
        margin-left: -2%;
    }

    .honor_list li {
        width: 48%;
        margin-left: 2%;
        margin-bottom: 2%;
    }

    .honor_list li div {
        width: 100%;
    }

    .about_art3_con ul {
        width: 80%;
    }

    .back {
        max-width: 16%;
    }

    .about_art3_con {

    }

    .main_top {
        flex-wrap: wrap;
        padding: 1.5rem 0;
    }

    .main_list {
        width: 100%;
        overflow: hidden;
        text-align: left !important;
        white-space: nowrap;
        overflow-x: auto;

    }

    .main_list li {
        text-align: center;
    }

    .main_select {
        width: auto;
        max-width: 100%;
        margin-top: 1rem;
    }

    .cases_select {
        width: 100%;
    }

    .cases_select select {
        width: 32%;
        margin-right: 2%;
    }

    .cases_top {
        background-size: auto 100%;
        height: 80vh;
    }

    .cases_art1 {
        top: 50%;
    }

    .cases_art2_con,
    .cases_art2_con ul,
    .cases_art2_bottom {
        flex-wrap: wrap;
    }

    .cases_art2_con .left {
        -ms-flex-order: 2;
        order: 2;
        width: 100%;
    }

    .cases_art2_con .right {
        -ms-flex-order: 1;
        order: 1;
        width: 100%;
    }

    .cases_art2 {
        padding: 2rem 0 0;
    }

    .cases_art2_con {
        padding: 1rem 0;
    }

    .cases_art2_con ul {
        margin-bottom: 1rem;
    }

    .cases_art2_con ul li {
        margin-bottom: 1rem;
    }

    .cases_art2_bottom {
        padding: 1rem 0;
    }

    .cases_art2_bottom div {
        width: 100%;
        margin-bottom: 1rem;
        display: flex;
    }

    .cases_art2_bottom div a {
        flex: 1;
        margin-right: 0;
    }

    .cases_art2_bottom div a:first-child {
        margin-right: 1rem;
    }

    .cases_art2_bottom .back {
        width: 100%;
        max-width: 100%;
    }

    .main_text {
        margin-top: 1rem;
    }

    .designer_list {
        margin-left: -2%;
        padding-bottom: 1rem;
    }

    .designer_list li {
        width: 48%;
        margin-left: 2%;
        margin-bottom: 2%;
        box-sizing: border-box;
    }

    .designer_art .left {
        width: 35%;
    }

    .designer_art .right {
        width: 62%;
    }

    .main_right select, .main_right .main_text {
        margin-top: 0;
    }

    .school_list {
        margin-left: -2%;
        margin-bottom: 1rem;
    }

    .school_list li {
        width: 48%;
        margin-left: 2%;
        margin-bottom: 2%;
    }

    .article {
        margin: 2rem auto;
    }

    .next_btn {
        margin: 1rem 0 1.5rem;
    }

    .main_right {
        margin-top: 1rem;
    }

    .main_right select, .main_right .main_text {
        width: 11.25rem;
        margin-left: 0;
        margin-right: 1rem;
    }

    .news_list {
        width: 100%;
        /*margin-left: -5.5%;*/
        padding: 0 5% 0.5rem;
        /*box-sizing: unset;*/
    }

    .news_list ul li {
        padding: 1rem 0;
    }

    .news_list ul li .time {
        width: 15%;
        text-align: right;
        padding-right: 1rem;
    }

    .news_list ul li .time::before {
        height: 2.5rem;
    }

    .news_list ul li .time p {
        padding-top: 1rem;
    }

    .news_list ul li .time span {
        white-space: nowrap;
    }

    .news_list ul li .news_list_con {
        width: 78%;
    }

    .news_list ul li .con {
        width: 80%;
    }

    .news_list ul li .con p {
        margin: 0 0 0.25rem;
    }

    .news_list ul li .con span {
        height: 3rem;
    }

    .news_list ul li .img {
        width: 18%;
        /*width: 5rem;*/
        /*height: 3.75rem;*/
        height: 4.75rem;
    }

    .page_main {
        margin-top: 1.5rem;
        text-align: center;
    }

    .join_main {
        width: 100%;
        margin-bottom: 1.5rem;
        padding: 1.5rem 5%;
    }

    .join_main2 {
        flex-wrap: wrap;
    }

    .join_img {
        order: 1;
        width: 100%;
        height: auto;
    }

    .join_con {
        order: 2;
        width: 100%;
        margin-top: 1rem;
    }

    .join_con p {
        min-height: auto !important;
        margin-bottom: 2rem;
    }

    .join_top {
        margin-bottom: 1.5rem;
        padding: 1rem 0 0;
    }

    .join_top span {
        display: inline-block;
        padding-bottom: 1rem;
    }

    .join_btn {
        margin: 0 auto;
    }

    .contact_main {
        flex-wrap: wrap;
    }

    .contact_main .contact_left {
        order: 2;
        width: 100%;
    }

    .contact_main .contact_right {
        order: 1;
        width: 100%;
    }

    .join_form {
        width: 100%;
        padding: 2rem 5%;
    }

    .join_form_con2 div {
    }

    .join_form_con2 div input[type="text"], .join_form_con2 div select {
        width: 14rem;
    }

    .file_text {
        display: block;
        padding-left: 6.2rem;
        margin-top: 0.5rem;
    }

    .join_form_con2 div textarea {
        width: 100%;
    }

    .honor_main2 div .honor_close {
        top: auto;
        left: 50%;
        right: auto;
        bottom: -6rem;
        font-size: 3rem;
        transform: translate(-50%, -50%);
    }

    .honor_main2 div {
        width: 100%;
    }
}

@media screen and (max-width: 768px) {
    /* 移动设备布局CSS */
    .index_page1_title {
        margin-top: 30%;
    }

    .index_page1_list {
        margin-top: 30%;
    }

    .index_page2 {
        padding: 0 1.75rem;
    }

    .index_page2 h1 {
        font-size: 1.875rem;
        display: block;
        margin: 0 auto;
        text-align: center;
        letter-spacing: 0;
    }

    .index_page2 h2 {
        margin: -4.5rem auto 0;
        width: 7.5rem;
        height: 2.25rem;
        font-size: 0.875rem;
        line-height: 2.25rem;
    }

    .index_page2 h3 {
        margin-top: 1rem;
        font-size: 1.625rem;
    }

    .index_page2 > p {
        font-size: 0.75rem;
    }

    .index_page2 .more,
    .index_page3_con1 .more {
        width: 7.5rem;
        height: 2rem;
        border-radius: 2px;
        border: 1px solid rgba(255, 255, 255, 0.5);
        font-size: 0.75rem;
        line-height: 1.9rem;
    }

    .index_page2_con {
        margin-top: 10%;
    }

    .index_page2_con1 {

    }

    .index_page2_con1 p:nth-child(1) {
        font-size: 1.875rem;
    }

    .index_page2_con1 p:nth-child(2) {

        font-size: 0.875rem;
    }

    .index_page2_con2 {
        margin-top: 0.5rem;
    }

    .index_page2_con2 div > p:nth-child(1) {
        font-size: 1.25rem;
    }

    .index_page2_con2 .f14 {
        width: 6.25rem;
        height: 1.25rem;
        line-height: 1.25rem;
        font-size: 0.75rem;
    }

    .index_page3_con1 p {
        width: 7.5rem;
        height: 2.25rem;
        font-size: 0.875rem;
        line-height: 2.25rem;
    }

    .index_page3_con1 span {
        font-size: 0.75rem;
    }

    .about_main1 > div:nth-child(1) div span {
        display: block;
        width: 42%;
    }

    .about_main1 > div:nth-child(1) div p {
        margin-bottom: 2rem;
    }

    .about_main1_con2 div {
        width: 31%;
        height: 6rem;
        box-sizing: border-box;
        padding: 1rem;
    }

    .about_main1_con2 div p {
        margin-top: 0;
    }

    .about_main2_con1 {

        flex-wrap: wrap;
    }

    .about_main2_con1 li {
        width: 49%;
        margin-bottom: 1rem;
    }

    .about_main1_con2 {
        margin-top: 0;
    }

    .about_main2 {
        padding: 4rem 0 1rem;
    }

    .about_main3_con .gallery-thumbs {
        display: none;
    }

    .about_main3_con .gallery-top {
        width: 100%;
    }

    .about_main3_con2 {
        width: 100%;
    }

    .about_main3 {
        margin-top: 2rem;
        margin-bottom: 2rem;
    }

    footer {
        padding: 1rem;
        height: auto;
        line-height: 1.5;
    }

    .cases_list li img {
        height: 9rem;
    }

    .cases_list li p {
        margin: 0.5rem 0 0.25rem;
    }

    .honor_list li div {
        height: 9rem;
    }

    .about_art3_con {
        flex-wrap: wrap;
    }

    .about_art3_con ul {
        width: 100%;
    }

    .back {
        width: 30%;
        max-width: 30%;
        margin: 2rem auto 0;
    }

    .honor_list li p {
        margin: 0.5rem 0 0.25rem;
    }

    .main_text {
        width: 100%;
    }

    .main_text input[type="text"] {
        width: 92%;
        box-sizing: border-box;
    }

    .main_text .btn {
        width: 7%;
        height: 1.2rem;
        margin: 0.45rem 0;
        box-sizing: border-box;
        float: right;
        vertical-align: middle;
    }

    .main_text .btn img {
        margin: 0 auto;
    }

    .close_btn {
        right: 3rem;
    }

    .designer_list li .img {
        width: 8rem;
        height: 8rem;
    }

    .designer_art {
        flex-wrap: wrap;
        padding: 1.5rem 0;
    }

    .designer_art .left, .designer_art .right {
        width: 100%;
    }

    .designer_art .left img {
        height: auto;
    }

    .designer_art .right div {
        padding-bottom: 0;
        padding-top: 2rem;
    }

    .none_main {
        padding-top: 0 !important;
        max-width: 100%;
    }

    .none_main img {
        margin: 0 auto;
        max-width: 100%;
    }

    .main_right {
        width: 100%;
    }

    .main_right select, .main_right .main_text {
        width: 49%;
        margin-left: 0;
    }

    .main_right .main_text input[type="text"] {
        width: 80%;
    }

    .main_right .main_text .btn {
        width: 16%;
    }

    .school_list li div .icon {
        width: 70%;
    }

    .art_time {
        margin: 1rem 0 1.5rem;
        padding-bottom: 0.5rem;
    }

    .main_right {
        width: 100%;
    }

    .main_right select, .main_right .main_text {
        width: 49%;
        margin-right: 0;
    }

    .news_list ul li .time {
        width: 18%;
    }

    .news_list ul li .con {
        width: 76%;
    }

    .news_list ul li .news_list_con {
        width: 72%;
    }

    .news_list ul li .img {
        width: 22%;
    }

    .contact_main .contact_right {
        height: 20rem;
    }

    .contact_main .contact_left {
        padding: 2rem 1.5rem;
        height: auto;
    }

    .join_form_con2 div {
        width: 100%;
    }

    .join_form_con2 div p {
        width: 22%;
    }

    .join_form_con2 div input[type="text"], .join_form_con2 div select {
        width: 76%;
    }

    .join_title span {
        display: block;
        margin-top: 1rem;
        position: static;
        transform: translate(0, 0);
    }

    .join_form_con h3 {
        padding-top: 1.5rem;
    }

    .file_text {
        padding-left: 23%;
    }

    .join_form_con3 {
        margin-top: 2rem;
    }

    .join_form_con2 div textarea {
        margin-bottom: 1.5rem;
    }

    .join_main3 {
        padding: 2rem 0;
    }

    .join_form {
        margin-top: 1rem;
    }
    .media_mobile{
        display: block!important;
    }
}

@media screen and (max-width: 420px) {
    html, body {
        font-size: 0.9em;
    }

    .index_page2 h1 {
        padding-top: 24vh;
    }

    .index_page2_con {
        margin-top: 15%;
    }

    .index_page3_con1, .index_page3_con2 {
        padding: 20% 10% 0;
    }

    .index_page3_con2 h2,
    .index_page3_con3 div h2,
    .index_page3_con4 div h2 {
        line-height: 1.6rem;
    }

    .index_page3_con3 div, .index_page3_con4 div {
        padding-top: 36%;
    }

    .index_page3 > div:nth-child(1), .index_page3 > div:nth-child(2) {
        background-size: auto 100% !important;
        /*background-position: center !important;*/
    }

    .about_main2_con1 li {
        padding: 1rem;
    }

    .main_select {
        width: 100%;
    }

    .main_list li {
        margin-right: 1rem;
    }

    .main_top {
        padding: 1rem 0;
    }

    .cases_list li {
        margin-bottom: 0.8rem;
    }

    .close_btn {
        right: 2rem;
    }

    .school_list li div {
        height: 8rem;
    }

    .school_list li div .icon {
        width: 80%;
    }

    .news_list ul li .news_list_con {
        width: 70%;
    }

    .news_list ul li .time {
        width: 25%;
    }

    .news_list ul li .con {
        width: 68%;
    }

    .news_list ul li .img {
        width: 26%;
    }

    .contact_main .contact_right {
        height: 16rem;
    }
}

@media screen and (max-width: 360px) {
    html, body {
        font-size: 0.85em;
    }

    .about_main1_con2 div {
        padding: 1rem 0.5rem;
    }

    .main_top {
        padding: 1rem 0;
    }

    .main_text input[type="text"] {
        width: 85%;
    }

    .main_text .btn {
        width: 14%;
        margin: 0.35rem 0;
    }

    .close_btn {
        right: 2.5rem;
    }

    .designer_list li .img {
        width: 7rem;
        height: 7rem;
    }
}