html {
  min-width: 320px;
}
@media screen and (max-width: 450px) {
  .banner .slick .slick-slide span {
    font-size: 16px;
    width: 80%;
  }
  body .body_main .main_body .block {
    margin: 0;
  }
  .main_1 .pic .text {
    font-size: 15px;
  }
  .d2 .d2_main {
    margin: 0;
  }
}
@media screen and (max-width: 750px) {
  .slick-dots {
    display: none !important;
  }
  .slick .slick-slide span {
    color: #fff;
    font-size: 14px;
    bottom: 15px;
  }
  .slick-slide .banner_footer {
    height: 40px;
  }
  .slick i {
    height: 50px;
    bottom: 0px;
  }
}
@media screen and (max-width: 850px) {
  .body {
    overflow-y: auto;
  }
  .main_1 .block .btns a {
    margin: 0 20px;
  }
  .body_home {
    height: 51vw;
  }
  .body_home .banner {
    height: 51vw;
    position: absolute;
  }
  .body_main {
    position: absolute;
    top: 51vw !important;
    overflow: visible;
  }
  .main_1 .content_top {
    flex-direction: column;
  }
  .body_main .main_1 {
    padding: 36px 0;
  }
  .main_1 .top_right {
    width: 100%;
  }
  .main_1 .top_left {
    width: 100%;
    padding-bottom: 58%;
    margin-bottom: 15px;
  }
  .body_main .main_1 .block {
    padding-left: 18px;
    padding-right: 18px;
  }
  .main_1 .content_bottom {
    flex-direction: column;
  }
  .main_1 .content_bottom .top_right {
    margin-bottom: 15px;
  }
  .main_2 .block {
    flex-direction: column;
  }
  .main_2 .title .title_text {
    writing-mode: horizontal-tb;
  }
  .main_2 .title a {
    writing-mode: horizontal-tb;
    margin-top: 15px;
  }
  .main_2 .title a i {
    margin-right: 8px;
  }
  .main_2 .block .list {
    margin: 20px 0 0;
    width: 100%;
    flex-wrap: wrap;
    justify-content: space-between;
    flex: none;
  }
  .main_2 .block .list .item {
    height: 80vw;
    opacity: 1;
    transform: none;
    margin: 1px;
    font-size: 18px;
  }
  .main_2 .block .tit {
    left: 12px;
    top: 12px;
    max-height: 80%;
    font-size: 18px;
  }
  .main_2 .mo {
    right: 10px;
    font-size: 14px;
  }
  .main_3 {
    padding: 0;
  }
  .main_3 .block {
    padding: 0;
  }
  .main_3 .part1 .text {
    display: block;
  }
  .main_3 .part1 .text .left {
    width: 100px;
    margin-right: 20px;
    margin-bottom: 20px;
    float: left;
  }
  .main_3 .text .h {
    font-size: 16px;
  }
  .main_3 .block .part2 {
    flex-direction: column-reverse;
    margin: 20px 20px 0 20px;
  }
  .main_3 .block .part2 .title {
    padding-bottom: 10px;
  }
  .main_3 .block .part2 .d {
    opacity: 1;
    transform: none;
  }
  .main_3 .block .part2 .d {
    margin: 0;
  }
  .main_4 {
    padding: 30px 0;
    background: #524443;
  }
  .body_main .main_4 .block {
    position: relative;
    height: auto;
  }
  .body_main .main_4 .block div {
    opacity: 1;
    transform: none;
  }
  .main_4 .h {
    font-size: 16px;
  }
  .main_4 .tr {
    position: static;
    margin: auto;
    width: 100%;
    height: 80vw;
    margin-bottom: 16px;
    left: auto;
    top: auto;
  }
  .main_4 .tl {
    position: static;
    margin: auto;
    width: auto;
    height: auto;
    display: flex;
    height: 30vw;
  }
  .main_4 .tl div,
  .main_4 .br div {
    position: relative;
    left: auto;
    top: auto;
    margin: 0;
    flex: 1;
    width: auto;
    height: auto;
  }

  .main_4 .br {
    position: relative;
    left: auto;
    right: auto;
    top: auto;
    margin: auto;
    opacity: 1;
    transform: none;
    width: auto;
    height: auto;
    display: flex;
    height: 30vw;
  }
  .main_4 .bl {
    position: relative;
    left: auto;
    top: auto;
    margin: auto;
    opacity: 1;
    transform: none;
    width: auto;
    margin-top: 16px;
  }
  .body .main_5 {
    padding-top: 20px;
  }

  .main_5 .block .title .dot,
  .body_main .main_5 .block .title_text {
    font-size: 16px;
  }
  .main_5 .block .now {
    font-size: 20px !important;
  }
  .main_5 .r .text {
    font-size: 14px;
  }
  .main_5 .block .l,
  .main_5 .block .r {
    margin-top: 10px;
  }
  .main_5 .r .list {
    margin-top: 10px;
  }
  .main_6 {
    padding: 20px 0;
  }
  .main_6 .main {
    flex-direction: column;
    margin: 0 15px;
  }
  .main_6 .main .item {
    opacity: 1;
    transform: none;
  }

  .main_6 .main .item {
    width: calc(50% - 7.5px);
    margin-bottom: 10px;
  }
  .main_6 .main .l {
    width: 100%;
  }
  .main_6 .main .r .text {
    font-size: 15px;
  }
  .main_6 .footer {
    margin-top: 20px;
  }
  .main_7 .main {
    margin-top: 20px;
  }
  .main_7 .main .item {
    width: 50%;
    flex: 0 1 auto;
    margin: 20px 0;
  }
  .slick-dots {
    display: none !important;
  }
  .main_footer {
    line-height: normal;
  }
  .footer_header {
    padding: 15px 15px 15px;
  }
  .nav_foot {
    text-align: left;
  }

  .footer_header .inner a {
    display: inline-block;
    border: none;
    padding: 0;
    width: 22%;
    text-align: left;
    margin: 0;
    font-size: 12px;
  }
  .explore {
    transform: scale(0.6);
  }
}
@media screen and (max-width: 1000px) {
  /* 滚动条 */
  body {
    overflow: hidden;
  }
  /* 导航栏 */
  .body header .d1,
  .body header .d1,
  .d2 .d2_main .nav_main,
  .d2 .d2_main .nav_child,
  .d2 .lang {
    display: none;
  }
  .body header .d2 {
    height: 60px;
  }
  .d2 .nav_logo {
    width: 110px;
    height: auto;
  }
  .body_main .d2 {
    background-color: #94070a;
  }
  .body_main .nav_logo img:nth-child(1) {
    display: none;
  }
  .body_main .nav_logo img:nth-child(2) {
    display: inline-block;
  }
  .nav_tools div {
    width: 24px;
    height: 24px;
    margin-left: 15px;
    line-height: 24px;
    font-size: 15px;
  }
  .nav_tools .tools_sc a {
    font-size: 15px;
    line-height: 28px;
  }
  .d2_main .nav_tools .menu {
    display: block;
  }
  .menu i {
    height: 2px;
    background: #fff;
    width: 26px;
    border-radius: 1px;
    position: absolute;
    left: -2px;
  }
  .body_main .menu i {
    background: #fff;
  }
  .body_main .tools_sc {
    border: 1px solid #fff;
  }
  .body_main .tools_sc a {
    color: #fff;
  }
  .menu i:nth-child(2) {
    top: 10px;
  }
  .menu i:nth-child(3) {
    top: 20px;
  }
  .body_main .main_body .block {
    margin: 0 20px 0 20px;
  }
  .main_3 .part1 {
    display: flex;
    flex-direction: column;
  }
  .main_3 .part1 .pic {
    order: 1;
    height: auto;
    overflow: hidden;
  }
  .main_3 .part1 .title {
    text-align: center;
    padding: 36px 0 20px;
  }
  .main_3 .block .part1 .text {
    width: 100%;
    position: static;
    order: 2;
  }
  .main_5 {
    padding-top: 60px;
    padding-bottom: 60px;
  }
  .main_5 .block {
    padding-left: 20px;
    padding-right: 20px;
    flex-direction: column;
  }
  .main_5 .block .l,
  .main_5 .block .r {
    width: 100%;
    opacity: 1;
    transform: none;
  }
  .main_5 .title {
    text-align: center;
    display: flex;
    justify-content: space-between;
    align-items: center;
  }
}
@media screen and (max-width: 1200px) {
  .d1 .d1_main,
  .d2 .d2_main {
    margin: 0 20px;
  }
  .d2 .d2_main .nav_main a {
    margin: 0 10px;
    font-size: 16px;
  }
  .d2_main .nav_child .item:nth-child(n) {
    left: 0;
  }
  .nav_tools .menu {
    display: none;
  }
  .pic .text {
    font-size: 18px;
    padding: 20px;
  }
  .main_1 .item .text {
    padding: 15px 20px;
  }
  .main_1 .item:nth-child(1) {
    margin-bottom: 10px;
  }
  .main_1 .item:nth-child(2) {
    margin-bottom: 10px;
  }
  .main_2 {
    padding-top: 60px;
    padding-bottom: 60px;
  }
  .main_2 .list {
    margin-left: 120px;
  }
  .main_body .title_text {
    font-size: 28px;
  }
  .main_2 .title a {
    margin-left: 0px;
  }
  .main_3 .part1 .text {
    width: 600px;
    padding: 40px;
  }
}
@media screen and (max-width: 1300px) {
  .main_3 .text {
    width: 650px;
  }
  .main_5 .title_text {
    font-size: 22px;
  }
  .main_5 .now,
  .main_5 .title .dot,
  .main_5 .r .title_text {
    font-size: 28px;
  }
}
@media screen and (max-width: 1500px) {
  .d1 .d1_main,
  .d2 .d2_main {
    width: 100%;
    margin: 0 40px;
  }
  .d2 .nav_main a {
    margin: 0 20px;
  }
  .nav_child .item:nth-child(4) {
    left: 72px;
  }
  .slick-slide span {
    width: 600px;
    padding-left: 0.2rem;
    font-size: 20px;
  }
  .main_body .block {
    width: auto;
    margin: 0 40px;
  }
  .main_4 .block {
    height: 100vw;
  }
}