@media screen and (max-width: 500px) {
  /*
   * index
   */
  .swiper-container {
    margin: 0;
  }
  .category_title {
    font-size: 24px;
    margin-top: 30px;
  }
  .category_container {
    display: block;
    width: 100%;
  }
  .category_container .category_man > div,
  .category_container .category_woman > div {
    position: relative;
  }
  .category_container .category_man,
  .category_container .category_woman {
    width: 100%;
    font-size: 0;
    padding: 14px 18px 0 18px;
    box-sizing: border-box;
    height: auto;
    margin-right: 0;
    position: relative;
  }
  .category_container .category_man img,
  .category_container .category_woman img {
    width: 100% !important;
  }
  .category_container .category_man .mask_woman,
  .category_container .category_woman .mask_woman,
  .category_container .category_man .mask_man,
  .category_container .category_woman .mask_man {
    padding: 24px;
  }
  .category_container .category_man .mask_woman > div,
  .category_container .category_woman .mask_woman > div {
    font-size: 30px;
  }
  .category_container .category_man .mask_man > div,
  .category_container .category_woman .mask_man > div {
    font-size: 30px;
  }
  .title {
    font-size: 26px;
    margin-top: 30px;
  }
  .title_description {
    font-size: 14px !important;
    margin-top: 8px;
  }
  .collection_list {
    display: block;
    font-size: 16px;
  }
  .collection_list > div {
    padding: 5px 18px;
    font-size: 16px;
  }
  .collection_list > div img {
    width: 100%;
  }
  .column {
    width: 100%;
    display: block;
    padding: 18px;
    box-sizing: border-box;
  }
  .column .column_container {
    padding: 0 !important;
  }
  .column img {
    width: 100% !important;
  }
  .column img:nth-child(2) {
    margin-top: 40px;
  }
  .column .column_title {
    font-size: 26px !important;
    padding: 0 30px;
  }
  .column .column_content {
    font-size: 14px !important;
    line-height: 2em !important;
    width: 100% !important;
    padding: 15px 30px !important;
    box-sizing: border-box;
  }
  .column .more_button {
    width: 172px;
    height: 42px;
    margin: 0 30px;
    font-size: 14px;
  }
  .latestNews {
    display: block;
    width: 100%;
    padding: 24px 18px;
    box-sizing: border-box;
  }
  .latestNews > div {
    padding: 0;
    width: 100%;
    margin-bottom: 16px;
  }
  .latestNews > div .news_title {
    font-size: 15px;
    margin-top: 5px;
  }
  .latestNews > div .news_content {
    font-size: 14px;
    margin-top: 5px;
    line-height: 1.7em;
  }
  .contact_info {
    display: block;
    padding: 30px 0;
  }
  .contact_info > div {
    width: 100%;
    padding: 10px  18px;
    box-sizing: border-box;
  }
  .contact_info > div .contact_icon {
    width: 44px;
    height: 44px;
  }
  .contact_info > div .contact_icon i {
    font-size: 14px !important;
  }
  .contact_info > div .contact_container {
    display: block !important;
  }
  .contact_info > div .contact_container .contact_text {
    font-size: 18px !important;
    margin: 15px 0 !important;
  }
  .contact_info > div .contact_content {
    font-size: 20px;
  }
  .contact_info > div .contact_content2 {
    font-size: 14px;
  }
  .contact_us {
    width: 100%;
    padding: 0 18px;
    box-sizing: border-box;
    font-size: 24px;
  }
  .contact_us .form_top {
    display: block;
  }
  .contact_us .form_top input {
    display: block;
    width: 100%;
    margin: 10px 0;
    padding: 4px 2px;
    text-indent: 6px;
    height: 30px;
    font-family: Open Sans Light;
  }
  .contact_us input::-webkit-input-placeholder {
    font-family: Open Sans Light;
    font-size: 14px;
  }
  .contact_us textarea::-webkit-input-placeholder {
    font-family: Open Sans Light;
    font-size: 14px !important;
  }
  .contact_us textarea {
    font-size: 14px !important;
    width: 100%;
    height: 90px !important;
    margin-top: 10px !important;
    font-family: Open Sans Light;
  }
  .contact_us .from_button {
    width: 168px;
    height: 36px;
    font-size: 14px;
    margin-top: 20px;
    margin-bottom: 20px;
  }
  .contact_us .form_bottom input {
    width: 100px;
    height: 30px;
    padding: 4px 2px;
  }
  /*
   * about us
   */
  .siteblocks {
    display: none;
  }
  .siteblocks2 {
    display: block;
    background-color: #f2f2f2;
    box-sizing: border-box;
    margin: 30px 10px 50px 10px;
    text-align: center;
  }
  .siteblocks2 .siteblocks2_top {
    padding-top: 20px;
  }
  .siteblocks2 .top {
    font-weight: 400;
    color: #9e9e9e;
    margin-bottom: 30px;
    font-size: 18px;
    min-height: unset;
    word-break: break-word;
  }
  .siteblocks2 .center {
    font-size: 28px;
    font-weight: 600;
    color: #343434;
    font-family: times new roman,times,serif;
  }
  .siteblocks2 .siteblocks_contact_us {
    width: 150px;
    padding: 5px 0;
    border-bottom: 3px solid #aaa;
    margin: 30px auto;
    margin-bottom: 20px;
  }
  .siteblocks2 .siteblocks_contact_us img {
    transition: all 0.5s;
  }
  .siteblocks2 .siteblocks2_bottom {
    font-size: 0;
  }
  .siteblocks2 .siteblocks2_bottom img {
    width: 100%;
  }
  .aboutus_content > div {
    display: block;
  }
  .aboutus_content {
    padding: 20px 18px;
    padding-bottom: 50px;
    margin-top: -50px;
    box-sizing: border-box;
  }
  .aboutus_content .ab_title {
    font-size: 24px;
    margin-bottom: 20px;
    margin-top: 50px;
  }
  .aboutus_content .description {
    font-size: 16px;
    margin-bottom: 10px;
  }
  .aboutus_content .img_container img {
    width: 100% !important;
  }
  .aboutus_content .right {
    padding: 0;
  }
  /*
   * product
   */
  .product_content {
    display: block;
    padding: 20px 18px;
  }
  .product_content .left {
    width: 100%;
  }
  .product_content .left .left_top {
    position: relative;
    margin-bottom: 30px;
    padding-top: 20px;
    padding-right: 20px;
    padding-bottom: 40px;
    padding-left: 20px;
    box-shadow: 0 0 6px 0 rgb(132 132 3.88235294%);
  }
  .product_content .left .left_top .product_search button {
    display: flex;
    justify-content: center;
    align-items: center;
  }
  .product_content .left .left_top .product_search i {
    font-size: 18px !important;
  }
  .product_content .left .left_top h2 {
    font-size: 16px;
    color: #333;
    font-weight: 400;
  }
  .product_content .left .left_top .product_search {
    display: flex;
    margin-top: 15px;
  }
  .product_content .left .left_top .product_search input {
    box-sizing: border-box;
    outline: none;
    height: 42px;
    line-height: 42px;
    font-size: 14px;
    color: #333;
    background-color: transparent;
    border: 1px solid #ddd;
    border-radius: 0;
    flex: 1;
    text-indent: 8px;
    padding: 0;
    min-width: 0;
  }
  .product_content .left .left_top .product_search button {
    width: 42px;
    height: 42px;
    background-color: #333;
    border-radius: 0;
    border: none;
  }
  .product_content .left .left_top .search-tips2 {
    z-index: 999;
    display: none;
    position: absolute;
    background-color: #fff;
    box-shadow: #ccc 0px 0px 4px;
    padding: 10px 15px;
    border-radius: 4px;
    border: 1px solid #dfdfdf;
    left: 20px;
    top: 90px;
    width: 150px;
    font-size: 14px;
  }
  .product_content .left .left_top .search-tips2 div {
    margin-top: 0;
    padding: 5px 0;
    color: #417dc9;
    font-family: Open Sans Light;
  }
  .product_content .left .left_top .search-tips2 div:hover {
    color: #ec9018;
  }
  .product_content .left .category {
    width: 100%;
    padding: 20px;
    box-sizing: border-box;
    font-size: 14px;
    background-color: #fff;
    border-top: 4px solid #000;
    margin-bottom: 30px;
    padding-top: 10px;
    padding-bottom: 20px;
    box-shadow: 0 0 6px 0 rgb(132 132 3.88235294%);
  }
  .product_content .left .category h2 {
    font-size: 20px;
    line-height: 2.6em;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
  }
  .product_content .left .category h2 div {
    flex: 1;
  }
  .product_content .left .category h2 i {
    display: block;
  }
  .product_content .left .category .category_list {
    height: 0;
    overflow: hidden;
    transition: all 0.5s;
  }
  .product_content .left .category .category_list div {
    padding: 0 20px;
    border-bottom: 1px solid #e7e7e7;
  }
  .product_content .left .category .category_list a {
    height: 56px;
    line-height: 56px;
    border-bottom: none;
  }
  .product_content .right {
    margin-left: 0;
    padding-bottom: 20px;
  }
  .product_content .right .page_content {
    padding: 20px;
    display: block;
    flex-wrap: wrap;
    font-size: 0;
  }
  .product_content .right .page_content img {
    height: 100% !important;
    transition: all 1s;
  }
  .product_content .right .page_content img:hover {
    transform: scale(1.2);
  }
  .product_content .right .page_content .product_img {
    width: 100%;
    height: 100%;
    overflow: hidden;
  }
  .product_content .right .page_content > div {
    width: 100%;
    margin-top: 30px;
  }
  .product_content .right .page_content > div .name {
    font-size: 18px;
    padding-top: 5px ;
    padding-bottom: 10px ;
  }
  .product_content .right .page_content > div .add {
    width: 100%;
    height: 40px;
    font-size: 16px;
  }
  .product_content .right .page_content > div .add .click_area {
    display: flex;
    align-items: center;
    width: calc(100% - 40px);
  }
  .product_content .right .page_content > div .add .icon_gouwuche {
    background: url('../img/sprite2.png') no-repeat -12px -12px;
    display: inline-block;
    width: 16px;
    height: 14px;
    background-size: 40px;
  }
  .product_content .right .page_content > div .add .icon_bg {
    width: 40px;
    height: 40px;
    display: flex;
    justify-content: center;
    align-items: center;
  }
  .product_content .right .page_content > div .add .icon_bg .icon_email {
    background: url('../img/sprite2.png') no-repeat -12px -53px;
    display: inline-block;
    width: 16px;
    height: 13px;
    background-size: 40px;
  }
  .product_content .right .page_content > div .add .inquire {
    font-size: 16px;
    width: 400px;
    height: 40px;
    background-color: #1abc9c;
    position: absolute;
    left: 100%;
    display: flex;
    align-items: center;
    text-indent: 40px;
    margin-left: -40px;
    transition: all 0.7s cubic-bezier(0.645, 0.045, 0.355, 1);
  }
  .product_content .right .page_content > div .add .inquire:hover {
    left: 80px;
    background-color: #16a085;
  }
  .product_content .right .page_content > div:nth-child(1) {
    margin-top: 0;
  }
  .product_content .right .page_content > div:nth-child(2n+1) {
    padding-right: 0;
    margin-bottom: 0;
  }
  .product_content .right .page_content > div:nth-child(2n) {
    padding-left: 0;
    margin-bottom: 0;
  }
  .product_content .right .product_category {
    padding: 0 20px;
    margin-bottom: 0;
    font-size: 24px;
    line-height: 2.2em;
    border-left: 5px solid #000;
  }
  .product_content .right .page_ctrl button {
    margin: 0 3px;
    height: 20px;
    min-width: 20px;
    font-size: 12px;
  }
  /*
   * product detail
   */
  .detail_content {
    padding: 0 18px;
    height: auto;
    box-sizing: border-box;
    display: block;
  }
  .detail_content .detail_left {
    display: none;
  }
  .detail_content .detail_center {
    width: 100%;
    margin: 30px 0 50px 0;
    text-align: center;
    height: auto;
    margin-left: 0;
  }
  .detail_content .detail_center .swiper-wrapper {
    height: 500px;
  }
  .detail_content .detail_center .swiper-slide {
    width: 100% !important;
  }
  .detail_content .detail_center .swiper-slide img {
    width: 100% !important;
    height: 100% !important;
  }
  .detail_content .detail_right {
    font-size: 14px;
    margin-left: 0;
  }
  .detail_content .detail_right .detail_name {
    font-size: 24px;
  }
  .detail_content .detail_right .detail_name i {
    font-size: 25px;
  }
  .detail_content .detail_right .share {
    padding: 8px 0;
  }
  .detail_content .detail_right .share img {
    width: 15px;
  }
  .detail_content .detail_right .info {
    margin: 8px 0 15px 0;
  }
  .detail_content .detail_right .info div {
    padding: 4px 0;
  }
  .detail_content .detail_right .controller {
    margin-top: 15px;
  }
  .detail_content .detail_right .reduce,
  .detail_content .detail_right .add {
    width: 20px;
    height: 20px;
  }
  .detail_content .detail_right input {
    width: 40px;
    height: 20px;
    font-size: 12px;
  }
  .detail_content .detail_right .detail_bottom {
    display: flex;
    margin-top: 30px ;
  }
  .detail_content .detail_right .detail_bottom .inquire {
    padding: 0;
    width: 110px;
    height: 38px;
    justify-content: center;
    font-size: 16px;
  }
  .detail_content .detail_right .detail_bottom .gouwuche {
    margin-left: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: Open Sans Light;
    background-color: #34495e;
    padding: 0;
    height: 38px;
    width: 189px;
    color: #fff;
    font-size: 16px;
    text-decoration: none;
  }
  .detail_content .detail_right .detail_bottom .gouwuche .icon_gouwuche {
    background: url('../img/sprite2.png') no-repeat -12px -12px;
    display: inline-block;
    width: 16px;
    height: 14px;
    background-size: 40px;
  }
  .detail_content .detail_right .detail_bottom .gouwuche i {
    padding-left: 5px;
  }
  .detail_content .detail_right .detail_code {
    font-size: 14px !important;
  }
  .detail_content .detail_right .detail_code img {
    width: 180px !important;
  }
  .detail_description {
    margin-top: 30px;
    padding: 0 18px 30px 18px;
    box-sizing: border-box;
  }
  .detail_description .pre_next {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    padding: 20px 0px;
    border-bottom: 1px solid #ccc;
  }
  .detail_description .pre_next a {
    display: block;
    text-decoration: none;
    color: #333;
    width: 110px;
    text-align: center;
    height: 30px;
    border: solid 1px #ccc;
    line-height: 30px;
    border-radius: 10px;
    padding: 5px 10px;
    background-color: #efefef;
  }
  .detail_description .pre_next a span {
    font-family: Open Sans Light;
  }
  .detail_description .model {
    margin-top: 15px;
    width: 60px;
    height: 30px;
    border-radius: 20px;
    font-size: 14px;
  }
  .detail_description .related {
    font-size: 24px;
    margin-top: 30px;
  }
  .detail_description .related .swiper-container2 {
    margin-top: 10px;
  }
  .detail_description .description_top {
    background-color: #eee;
    height: 48px;
  }
  .detail_description .description_top span {
    font-size: 16px;
    display: inline-block;
    height: 100%;
    width: 100%;
    border-radius: 3px;
    padding: 0 20px;
    box-sizing: border-box;
    background-color: #333;
    line-height: 48px;
    color: #fff;
    font-family: Open Sans Light;
  }
  .detail_description .detail_descritpion_body {
    border: none;
    font-size: 14px;
  }
  .detail_description .detail_dessription_main {
    margin: 7px;
  }
  .inquire_mask .mask_table {
    width: 80%;
  }
  /*
   * news
   */
  .new_content {
    display: block;
    padding: 10px 18px;
    box-sizing: border-box;
  }
  .new_content .left .left_top {
    display: block !important;
  }
  .new_content .left .left_top img {
    width: 100% !important;
  }
  .new_content .left .left_top .more {
    margin: 20px 0 !important;
  }
  .new_content .left .left_top .more a {
    padding: 8px 20px !important;
  }
  .new_content .left .left_top_right a {
    font-size: 16px;
    line-height: 2em;
  }
  .new_content .left .description {
    font-size: 14px !important;
  }
  .new_content .left .left-bottom > div .time {
    width: 60px !important;
  }
  .new_content .left .left-bottom > div .time div {
    height: 30px !important;
    line-height: 30px !important;
  }
  .new_content .left .left-bottom > div .time .time_top {
    font-size: 20px !important;
  }
  .new_content .left .left-bottom > div .time .time_bottom {
    font-size: 12px ;
  }
  .new_content .left .left-bottom a {
    font-size: 16px ;
    line-height: 2em ;
  }
  .new_content .left .left-bottom .left-bottom_right {
    padding-left: 15px ;
  }
  .new_content .right {
    width: 100% !important;
  }
  .new_content .right .news,
  .new_content .right .category {
    width: 100%;
    padding: 20px;
    box-sizing: border-box;
    font-size: 14px;
    background-color: #fff;
    border-top: 4px solid #000;
    margin-top: 0;
    margin-right: 0;
    margin-bottom: 30px;
    margin-left: 0;
    padding-top: 10px;
    padding-bottom: 20px;
    box-shadow: 0 0 6px 0 rgb(132 132 3.88235294%);
  }
  .new_content .right .news {
    width: 100%;
  }
  .new_content .right .news h2 {
    font-size: 20px;
    line-height: 2.6em;
    padding: 0;
  }
  .new_content .right .category h2 {
    font-size: 20px;
    line-height: 2.6em;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
  }
  .new_content .right .category h2 div {
    flex: 1;
  }
  .new_content .right .category h2 i {
    display: block;
  }
  .new_content .right .category .category_list {
    height: 0;
    overflow: hidden;
    transition: all 0.5s;
  }
  .new_content .right .category .category_list div {
    padding: 0 20px;
    border-bottom: 1px solid #e7e7e7;
  }
  .new_content .right .category .category_list a {
    height: 56px;
    line-height: 56px;
    border-bottom: none;
  }
  .new_content .right .news > div {
    display: flex;
    align-items: center;
    padding: 6px 0;
  }
  .new_content .right .news > div i {
    padding-right: 3px;
  }
  .new_content .right .news > div a {
    flex: 1;
    padding-right: 10px;
  }
  .new_content .left .left_top .left_top_img,.new_content .left .left_top .left_top_right{width: auto;}
  /*
   * news article
   */
  .article_content {
    padding: 0 18px;
    box-sizing: border-box;
  }
  .article_content .article_title {
    font-size: 24px;
    margin-top: 30px ;
  }
  .article_content .article_info {
    font-size: 14px;
    font-family: Open Sans Light;
    padding-top: 10px;
    padding-bottom: 5px;
  }
  .article_content .article_info span {
    padding: 0 10px;
  }
  .article_content .content {
    font-size: 14px;
  }
  .article_content .button {
    padding: 30px 0 55px 0;
    display: flex;
    justify-content: space-between;
  }
  .article_content .button a {
    text-decoration: none;
    color: #333;
    display: inline-block;
    padding: 7px 14px;
    border: 1px solid #ddd;
    font-size: 14px;
    font-family: Open Sans Light;
    text-overflow: ellipsis;
    overflow: hidden;
    white-space: nowrap;
    max-width: 40%;
    border-radius: 10px;
  }
  /*
   * contact us
   */
  .contactus_content {
    display: block;
    padding: 0 18px;
    box-sizing: border-box;
  }
  .contactus_content .left {
    width: 100%;
  }
  .contactus_content .left .small_title {
    font-size: 18px;
    margin-top: 30px;
  }
  .contactus_content .left .info {
    font-size: 15px;
    padding: 15px 0 20px 0;
  }
  .contactus_content .right {
    padding: 0;
    margin-top: 40px;
  }
  .contactus_content .right input::-webkit-input-placeholder {
    font-size: 14px;
  }
  .contactus_content .right textarea::-webkit-input-placeholder {
    font-size: 14px;
  }
  .contactus_content .right input {
    font-size: 14px;
    width: 100%;
    box-sizing: border-box;
    height: 42px;
    margin: 5px 0;
  }
  .contactus_content .right textarea {
    width: 100% !important;
    height: 90px !important;
    box-sizing: border-box;
    margin: 5px 0;
  }
  .contactus_content .right .form_bottom input {
    width: 114px;
  }
  .contactus_content .right .from_button {
    width: 142px;
    height: 40px;
    font-size: 14px;
    margin-top: 15px;
  }
  .contactus_content .right .right_title {
    font-size: 24px;
    padding: 10px 0;
  }
  .contactus_content .right .firstLine {
    display: block;
  }
  .contactus_content .right .firstLine input:nth-child(2) {
    margin-left: 0;
  }
  .map_container {
    padding: 40px 18px;
    box-sizing: border-box;
  }
  .map_container #map {
    height: 400px;
  }
  /*
   * feedback
   */
  .feedback_content {
    padding: 45px 18px 100px 18px;
    box-sizing: border-box;
  }
  .feedback_content .question {
    font-size: 16px;
    line-height: 32px;
    margin-top: 40px;
  }
  .feedback_content .question div {
    width: 30px;
  }
  .feedback_content .answer {
    font-size: 16px;
  }
  .feedback_content .answer div {
    width: 30px;
  }
  .feedback_content .answer p {
    font-size: 14px;
  }
  /*
   * inquiry
   */
  .product_inquiry {
    padding: 30px 18px 50px 18px;
    box-sizing: border-box;
    font-size: 14px;
  }
  .product_inquiry .inquiry_title {
    font-size: 26px;
  }
  .product_inquiry input::-webkit-input-placeholder {
    font-size: 14px;
  }
  .product_inquiry textarea::-webkit-input-placeholder {
    font-size: 14px;
  }
  .product_inquiry .table_container {
    overflow: auto;
  }
  .product_inquiry .table_container img {
    width: 120px !important;
    height: 120px !important;
  }
  .product_inquiry .inquiry_from {
    display: block;
  }
  .product_inquiry .inquiry_from div {
    width: 100%;
    margin-top: 10px;
  }
  .product_inquiry .inquiry_from div input {
    height: 36px !important;
  }
  .product_inquiry textarea {
    width: 100%;
    height: 90px !important;
    margin-top: 10px !important;
    padding: 4px 2px;
    text-indent: 6px;
    box-sizing: content-box;
    box-shadow: rgb(0 0 0%) 1px 1px 2px inset;
  }
  .product_inquiry .form_bottom {
    margin-top: 10px;
  }
  .product_inquiry .form_bottom input {
    width: 120px;
    height: 26px ;
    padding: 4px 2px;
    text-indent: 6px;
    box-sizing: content-box;
    background-color: #ffffff;
    border: 1px solid #cccccc;
    box-shadow: rgb(0 0 0%) 1px 1px 2px inset;
  }
  .product_inquiry .from_button {
    width: 160px;
    height: 40px;
    font-size: 14px;
    margin-top: 20px;
  }
  .product_inquiry > div {
    border-top: 3px solid #333;
    padding-top: 20px;
    padding-right: 20px;
    padding-bottom: 40px;
    padding-left: 20px;
    box-shadow: 0 0 7px 0 rgb(63 75 2.71875%);
  }
  .product_inquiry > div .inquiry_table {
    width: 100%;
    border-collapse: collapse !important;
    margin-top: 20px;
  }
  .product_inquiry > div .inquiry_table img {
    width: 100%;
  }
  .product_inquiry > div .inquiry_table th {
    font-size: 14px;
    background-color: #f3f3f3;
    border: 1px solid #ccc;
    font-weight: 300;
    text-align: left;
    padding: 5px;
  }
  .product_inquiry > div .inquiry_table td:first-child {
    font-size: 0;
    text-align: center;
  }
  .product_inquiry > div .inquiry_table td {
    font-family: Open Sans Light;
    vertical-align: center;
    border: 1px solid #ccc;
    padding: 10px 5px;
  }
  .product_inquiry > div .inquiry_table td a {
    text-decoration: none;
    color: #333;
  }
  .product_inquiry > div .inquiry_table td input {
    font-family: Open Sans Light;
    height: 26px !important;
    width: 6em;
    background-color: #fff;
    border: 1px solid #ccc;
    box-shadow: 1px 1px 2px rgb(0 0 0%) inset;
    border-radius: 4px;
    color: #555;
    display: inline-block;
    line-height: 26px;
    padding: 4px 6px;
    vertical-align: middle;
  }
  .product_inquiry > div .inquiry_table td .inquiry_delete {
    cursor: pointer;
  }
}