@charset "UTF-8";

/**************************导航**************************/
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 108px;
  box-shadow: 0px 0px 16px 0px rgba(0, 0, 0, 0.1);
  z-index: 100;
  transition: all 0.6s;
  background: rgb(0, 0, 0, 0.5);
}

@media screen and (max-width: 1000px) {
  .header {
    height: 70px;
  }
}

.header.black_header {
  height: 70px;
  background: black;
}

.header .wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100%;
  width: calc(100% - 80px*2);
  margin: 0 auto;
}

@media screen and (max-width: 1400px) {
  .header .wrap {
    width: 90%;
  }
}

.header .wrap .left_logo {
  display: flex;
  align-items: center;
  height: 100%;
}

@media screen and (max-width: 1390px) {
  .header .wrap .left_logo {
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
  }
}

@media screen and (max-width: 1000px) {
  .header .wrap .left_logo {
    position: relative;
    z-index: 100;
  }
}

.header .wrap .left_logo .logo {
  height: 28px;
  width: 100%;
}

@media screen and (max-width: 1200px) {
  .header .wrap .left_logo .logo {
    height: 24px;
  }
}

@media screen and (max-width: 1100px) {
  .header .wrap .left_logo .logo {
    height: 22px;
  }
}

@media screen and (max-width: 750px) {
  .header .wrap .left_logo .logo {
    height: 18px;
  }
}

.header .wrap .left_logo .logo a {
  display: block;
  height: 100%;
}

.header .wrap .left_logo .logo a img {
  display: block;
  height: 100%;
}

.header .wrap .left_logo .gp_code {
  margin-left: 10px;
}

@media screen and (max-width: 1390px) {
  .header .wrap .left_logo .gp_code {
    padding-top: 8px;
    margin-left: 0;
  }
}

.header .wrap .left_logo .gp_code a {
  font-size: 16px;
  color: #fff;
  display: block;
  white-space: nowrap;
}

@media screen and (max-width: 750px) {
  .header .wrap .left_logo .gp_code a {
    font-size: 14px;
  }
}

.header .wrap .right_nav {
  height: 100%;
}

@media screen and (max-width: 1000px) {
  .header .wrap .right_nav {
    position: fixed;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: black;
    z-index: 80;
    transition: all 0.36s cubic-bezier(0.86, 0.01, 0.77, 0.78);
  }

  .header .wrap .right_nav.show {
    left: 0;
  }
}

.header .wrap .right_nav .nav {
  display: flex;
  align-items: center;
  height: 100%;
}

.header .wrap .right_nav ul {
  display: flex;
  align-items: center;
  height: 100%;
}

@media screen and (max-width: 1000px) {
  .header .wrap .right_nav ul {
    flex-wrap: wrap;
    width: 100%;
    padding-top: 108px;
    padding-bottom: 80px;
    overflow: auto;
    align-items: initial;
  }

  .header .wrap .right_nav ul::-webkit-scrollbar {
    width: 1px;
  }

  .header .wrap .right_nav ul::-webkit-scrollbar-track {
    background-color: rgba(211, 180, 125, 0);
    border-radius: 2em;
  }

  .header .wrap .right_nav ul::-webkit-scrollbar-thumb {
    background: transparent;
    border-radius: 2em;
  }
}

.header .wrap .right_nav ul li {
  position: relative;
  padding: 0 28px;
  display: flex;
  align-items: center;
  height: 100%;
  flex-wrap: wrap;
}

@media screen and (max-width: 1600px) {
  .header .wrap .right_nav ul li {
    padding: 0 20px;
  }
}

@media screen and (max-width: 1500px) {
  .header .wrap .right_nav ul li {
    padding: 0 15px;
  }
}

@media screen and (max-width: 1500px) {
  .header .wrap .right_nav ul li {
    padding: 0 10px;
  }
}

@media screen and (max-width: 1000px) {
  .header .wrap .right_nav ul li {
    width: 100%;
    padding: 0 5% !important;
    height: auto;
    min-height: 50px;
    justify-content: space-between;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }
}

.header .wrap .right_nav ul li>a {
  display: flex;
  align-items: center;
  height: 100%;
  color: rgba(255, 255, 255, 0.7);
  font-size: 16px;
  transition: all 0.36s;
}

@media screen and (max-width: 1000px) {
  .header .wrap .right_nav ul li>a {
    width: 100%;
    height: 50px;
  }
}

.header .wrap .right_nav ul li:hover>a {
  color: white;
}

.header .wrap .right_nav ul li>span {
  color: #fff;
  font-size: 12px;
  display: block;
  background: url(../images/right_arrow.svg) no-repeat right center;
  width: 7px;
  height: 12px;
  transition: all 0.36s;
}

.header .wrap .right_nav ul li span {
  display: block;
  background-repeat: no-repeat;
  background-position: center center;
  cursor: pointer;
}

.header .wrap .right_nav ul .product_li {
  display: flex;
  align-items: center;
}

@media screen and (max-width: 1000px) {
  .header .wrap .right_nav ul .product_li>a {
    width: calc(100% - 40px);
  }
}

.header .wrap .right_nav ul .product_li span {
  width: 15px;
  height: 16px;
  background-image: url(../images/pro_menu.svg);
  margin-left: 20px;
}

@media screen and (max-width: 1000px) {
  .header .wrap .right_nav ul .product_li span {
    width: 40px;
    margin-left: 0;
  }
}

.header .wrap .right_nav ul .language_li {
  padding: 0;
}

@media screen and (max-width: 1000px) {
  .header .wrap .right_nav ul .language_li {
    width: 50%;
    justify-content: center;
    border-bottom: 0;
  }
}

.header .wrap .right_nav ul .language_li>a {
  justify-content: center;
}

.header .wrap .right_nav ul .language_li span {
  width: 17px;
  height: 17px;
  background-image: url(../images/lang_icon.svg);
  animation: myrotato 2s infinite linear;
}

.header .wrap .right_nav ul .search_li {
  padding-right: 0;
}

@media screen and (max-width: 1000px) {
  .header .wrap .right_nav ul .search_li {
    width: 50%;
    justify-content: center;
    border-bottom: 0;
  }
}

.header .wrap .right_nav ul .search_li>a {
  justify-content: center;
}

.header .wrap .right_nav ul .search_li span {
  width: 17px;
  height: 17px;
  background-image: url(../images/search_icon.svg);
}

.header .wrap .right_nav ul .search_li .search_box {
  position: absolute;
  top: 100%;
  right: -20px;
  background: #fff;
  padding: 12px 10px;
  border-radius: 5px;
  display: none;
}

@media screen and (max-width: 1000px) {
  .header .wrap .right_nav ul .search_li .search_box {
    width: calc(200% - 10%);
    right: 5%;
    padding: 10px 5%;
    background: #333333;
  }
}

.header .wrap .right_nav ul .search_li .search_box input {
  background: none;
  border: none;
  border-bottom: 1px solid #999999;
  padding: 0 10px;
  font-size: 14px;
  color: #666666;
  line-height: 50px;
  width: 220px;
}

@media screen and (max-width: 1000px) {
  .header .wrap .right_nav ul .search_li .search_box input {
    width: 100%;
    color: #fff;
  }
}

.header .wrap .right_nav ul .search_li .search_box .search_btn {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  display: block;
  width: 30px;
  height: 30px;
  background-size: 14px auto;
  background-repeat: no-repeat;
  background-position: center center;
  background-image: url("../images/search_icon_b.svg");
  cursor: pointer;
}

@media screen and (max-width: 1000px) {
  .header .wrap .right_nav ul .search_li .search_box .search_btn {
    right: 5%;
    background-size: 14px auto;
    background-repeat: no-repeat;
    background-position: center center;
    background-image: url("../images/search_icon.svg");
  }
}

@media screen and (max-width: 1000px) {
  .header .wrap .right_nav ul .has_nav>a {
    width: calc(100% - 40px);
  }
}

.header .wrap .right_nav ul .has_nav>span {
  width: 40px;
  display: none;
}

@media screen and (max-width: 1000px) {
  .header .wrap .right_nav ul .has_nav>span {
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    transition: all 0.6s;
  }
}

.header .wrap .right_nav ul .has_nav.active>span {
  transform: rotate(90deg);
}

.header .wrap .right_nav ul .has_nav .sub_nav {
  position: absolute;
  top: 100%;
  z-index: 500;
  background: #fff;
  border-radius: 6px;
  padding: 10px 0;
  display: none;
  box-shadow: 0px 0px 40px 0px rgba(0, 0, 0, 0.16);
}

@media screen and (min-width: 1001px) {
  .header .wrap .right_nav ul .has_nav .sub_nav {
    left: 50%;
    transform: translateX(-50%);
    width: max-content;
    padding: 0 20px;
  }
}

@media screen and (max-width: 1000px) {
  .header .wrap .right_nav ul .has_nav .sub_nav {
    width: 100%;
  }
}

@media screen and (max-width: 1000px) {
  .header .wrap .right_nav ul .has_nav .sub_nav {
    position: static;
    background: none;
    background: #333;
    padding: 0;
    border-radius: 0;
    margin: 10px 0;
  }
}

.header .wrap .right_nav ul .has_nav .sub_nav dd a {
  text-align: center;
  display: block;
  line-height: 48px;
  color: #333333;
  transition: all 0.6s;
  font-size: 14px;
}

@media screen and (max-width: 1000px) {
  .header .wrap .right_nav ul .has_nav .sub_nav dd a {
    color: #fff;
    text-align: left;
    padding-left: 30px;
  }
}

.header .wrap .right_nav ul .has_nav .sub_nav dd a:hover {
  background: #e3e3e3;
}

@media screen and (max-width: 1000px) {
  .header .wrap .right_nav ul .has_nav .sub_nav dd a:hover {
    background-color: #333333;
  }
}

.header .wrap .right_nav .close_btn {
  width: 30px;
  height: 70px;
  background: #000000;
  background-size: 30px 30px;
  cursor: pointer;
  position: absolute;
  top: 0;
  right: 5%;
  z-index: 5;
  display: none;
}

@media screen and (max-width: 1000px) {
  .header .wrap .right_nav .close_btn {
    display: block;
  }
}

.header .wrap .right_nav .close_btn span {
  width: 24px;
  height: 3px;
  background: #fff;
  display: block;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  /*transition: all 0.36s 0.36s;*/
}

.header .wrap .right_nav .close_btn span:nth-child(1) {
  transform: translate(20px, -40px) rotate(-45deg);
  transition: all 0.36s 0.36s;
}

.header .wrap .right_nav .close_btn span:nth-child(2) {
  transform: translate(-50px, -40px) rotate(45deg);
  transition: all 0.36s 0.36s;
}

.header .wrap .right_nav.show .close_btn span:nth-child(1) {
  transform: translate(-50%, -50%) rotate(-45deg);
}

.header .wrap .right_nav.show .close_btn span:nth-child(2) {
  transform: translate(-50%, -50%) rotate(45deg);
}

.header .wrap .menu {
  width: 50px;
  height: 65px;
  background-size: 24px 24px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-end;
  display: none;
}

@media screen and (max-width: 1000px) {
  .header .wrap .menu {
    display: flex;
  }
}

.header .wrap .menu span {
  width: 24px;
  height: 3px;
  background: #fff;
  margin: 2.5px 0;
  transition: all 0.36s;
}

.header .wrap .menu:hover span:nth-child(2) {
  transform: translateX(-8px);
}

.header .wrap .menu:hover span:nth-child(3) {
  transform: translateX(8px);
}

.pro_sub {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  display: none;
  z-index: 100;
  background: rgba(38, 38, 38, 0.88);
}

.pro_sub span.pro_back {
  font-size: 14px;
  width: 40px;
  height: 100px;
  cursor: pointer;
  position: absolute;
  top: 0;
  right: 34px;
  color: #fff;
  z-index: 300;
  background-size: 28px;
  background-repeat: no-repeat;
  background-position: center center;
  background-image: url("../images/close_btn.svg");
}

@media screen and (max-width: 1000px) {
  .pro_sub span.pro_back {
    height: 70px;
    right: 5%;
  }
}

.pro_sub .pro_sub_wrap {
  display: flex;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.pro_sub .pro_sub_wrap .left_sub {
  background: rgba(38, 38, 38, 0.1);
  width: 100%;
  max-width: 350px;
  border-right: 1px solid #494949;
  height: 100%;
}

@media screen and (max-width: 1000px) {
  .pro_sub .pro_sub_wrap .left_sub {
    max-width: 280px;
  }
}

@media screen and (max-width: 640px) {
  .pro_sub .pro_sub_wrap .left_sub {
    max-width: 100%;
    background: #000;
  }
}

.pro_sub .pro_sub_wrap .left_sub h2 {
  height: 100px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: #fff;
  font-size: 30px;
  width: 100%;
  padding: 0 36px;
  margin-bottom: 23px;
  position: relative;
}

@media screen and (max-width: 1450px) {
  .pro_sub .pro_sub_wrap .left_sub h2 {
    font-size: 28px;
  }
}

@media screen and (max-width: 1200px) {
  .pro_sub .pro_sub_wrap .left_sub h2 {
    font-size: 24px;
  }
}

@media screen and (max-width: 1000px) {
  .pro_sub .pro_sub_wrap .left_sub h2 {
    font-size: 22px;
  }
}

@media screen and (max-width: 750px) {
  .pro_sub .pro_sub_wrap .left_sub h2 {
    font-size: 20px;
  }
}

@media screen and (max-width: 1000px) {
  .pro_sub .pro_sub_wrap .left_sub h2 {
    height: 70px;
  }
}

.pro_sub .pro_sub_wrap .left_sub h2:after {
  content: "";
  display: block;
  width: calc(100% - 36px * 2);
  height: 1px;
  margin: 0 36px;
  background: rgba(73, 73, 73, 0.59);
  position: absolute;
  bottom: 0;
  left: 0;
}

.pro_sub .pro_sub_wrap .left_sub .con {
  width: 100%;
  overflow: auto;
  height: calc(100% - 100px - 40px);
}

.pro_sub .pro_sub_wrap .left_sub .con::-webkit-scrollbar {
  width: 1px;
}

.pro_sub .pro_sub_wrap .left_sub .con::-webkit-scrollbar-track {
  background-color: rgba(211, 180, 125, 0);
  border-radius: 2em;
}

.pro_sub .pro_sub_wrap .left_sub .con::-webkit-scrollbar-thumb {
  background: rgba(0, 72, 13, 0);
  border-radius: 2em;
}

.pro_sub .pro_sub_wrap .left_sub .con dl {
  padding-top: 5px;
}

.pro_sub .pro_sub_wrap .left_sub .con dl dd {
  position: relative;
  padding-bottom: 5px;
  /* display: none; */
}

.pro_sub .pro_sub_wrap .left_sub .con dl dt {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 36px;
  transition: all 0.36s;
}

/* .pro_sub .pro_sub_wrap .left_sub .con dl:hover dd {
  display: block;
} */

.pro_sub .pro_sub_wrap .left_sub .con dl dt:hover {
  background: #000;
}

.pro_sub .pro_sub_wrap .left_sub .con dl dt a {
  font-size: 20px;
  color: #ffffff;
  line-height: 28px;
  display: block;
  height: 100%;
  line-height: 52px;
  height: 52px;
  transition: all 0.36s;
}

@media screen and (max-width: 750px) {
  .pro_sub .pro_sub_wrap .left_sub .con dl dt a {
    font-size: 16px;
  }
}

.pro_sub .pro_sub_wrap .left_sub .con dl dt span {
  display: block;
  background: url(../images/right_arrow.svg) no-repeat right center;
  width: 7px;
  height: 12px;
  transition: all 0.36s;
}

.pro_sub .pro_sub_wrap .left_sub .con dl:hover dt span {
  transform: rotate(90deg);
}

.pro_sub .pro_sub_wrap .left_sub .con dl dd a {
  color: #ffffff;
  line-height: 28px;
  display: block;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 52px;
  padding: 0 36px;
  transition: all 0.36s;
  font-size: 18px;
}

@media screen and (max-width: 750px) {
  .pro_sub .pro_sub_wrap .left_sub .con dl dd a {
    font-size: 14px;
  }
}

.pro_sub .pro_sub_wrap .left_sub .con dl dd a {
  font-size: 18px;
}

@media screen and (max-width: 750px) {
  .pro_sub .pro_sub_wrap .left_sub .con dl dd a {
    font-size: 14px;
  }
}

.pro_sub .pro_sub_wrap .left_sub .con dl dd a:hover {
  background: #000;
}

.pro_sub .pro_sub_wrap .left_sub .con dl dd:after {
  content: "";
  display: block;
  width: calc(100% - 36px * 2);
  height: 1px;
  background: rgba(73, 73, 73, 0.59);
  position: absolute;
  bottom: 0;
  left: 36px;
}

.pro_sub .pro_sub_wrap .right_pro {
  width: 100%;
  max-width: calc(100% - 350px);
  height: 100%;
  overflow: auto;
}

@media screen and (max-width: 1000px) {
  .pro_sub .pro_sub_wrap .right_pro {
    max-width: calc(100% - 280px);
  }
}

@media screen and (max-width: 640px) {
  .pro_sub .pro_sub_wrap .right_pro {
    display: none;
  }
}

.pro_sub .pro_sub_wrap .right_pro::-webkit-scrollbar {
  width: 1px;
}

.pro_sub .pro_sub_wrap .right_pro::-webkit-scrollbar-track {
  background-color: rgba(211, 180, 125, 0);
  border-radius: 2em;
}

.pro_sub .pro_sub_wrap .right_pro::-webkit-scrollbar-thumb {
  background: rgba(0, 72, 13, 0);
  border-radius: 2em;
}

.pro_sub .pro_sub_wrap .right_pro ul {
  max-width: 1350px;
  width: 90%;
  margin: 0 auto;
  padding: 100px 0 0;
  display: flex;
  flex-wrap: wrap;
}

.pro_sub .pro_sub_wrap .right_pro ul li {
  width: calc(100% / 4 - 20px);
  margin: 0 10px;
  margin-bottom: 36px;
}

@media screen and (max-width: 1300px) {
  .pro_sub .pro_sub_wrap .right_pro ul li {
    width: calc(100% / 3 - 20px);
  }
}

@media screen and (max-width: 1100px) {
  .pro_sub .pro_sub_wrap .right_pro ul li {
    width: calc(100% / 2 - 20px);
  }
}

@media screen and (max-width: 750px) {
  .pro_sub .pro_sub_wrap .right_pro ul li {
    width: 100%;
    margin-right: 0 !important;
  }
}

.pro_sub .pro_sub_wrap .right_pro ul .img_box {
  width: 100%;
  padding-top: 100%;
  background: #fff;
  position: relative;
}

.pro_sub .pro_sub_wrap .right_pro ul .img_box .ratio {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  display: flex;
  justify-content: center;
  align-items: center;
}

.pro_sub .pro_sub_wrap .right_pro ul .img_box .ratio img {
  max-width: 100%;
  max-width: 100%;
  width: 80%;
  object-fit: cover;
  transition: all ease 0.3s;
}

.pro_sub .pro_sub_wrap .right_pro ul .img_box .ratio:hover img {
  transform: scale(1.1);
}

.pro_sub .pro_sub_wrap .right_pro ul h4 {
  font-size: 14px;
  color: #fff;
  text-align: center;
  line-height: 1.5em;
  padding: 14px 0;
}

.lang_sub {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: rgba(38, 38, 38, 0.88);
  display: none;
  padding-top: 108px;
  padding-bottom: 108px;
  z-index: 92;
}

.lang_sub span.lang_back {
  font-size: 14px;
  width: 40px;
  height: 70px;
  cursor: pointer;
  position: absolute;
  top: 0;
  right: 5%;
  color: #fff;
  z-index: 300;
}

@media screen and (max-width: 1000px) {
  .lang_sub span.lang_back {
    background-size: 28px;
    background-repeat: no-repeat;
    background-position: center center;
    background-image: url("../images/close_btn.svg");
  }
}

@media screen and (max-width: 1000px) {
  .lang_sub {
    z-index: 200;
    height: 100%;
    background: black;
  }
}

@media screen and (max-width: 750px) {
  .lang_sub {
    padding-top: 0;
  }
}

.lang_sub .lang_sub_wrap {
  max-width: 1360px;
  width: 90%;
  margin: 0 auto;
  padding: 100px 0;
}

.lang_sub .lang_sub_wrap ul {
  display: flex;
  justify-content: space-between;
}

@media screen and (max-width: 1000px) {
  .lang_sub .lang_sub_wrap ul {
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
  }
}

.lang_sub .lang_sub_wrap ul li {
  display: flex;
  padding-right: 30px;
}

@media screen and (max-width: 1000px) {
  .lang_sub .lang_sub_wrap ul li {
    padding-bottom: 50px;
  }
}

.lang_sub .lang_sub_wrap ul li .img_box {
  margin-right: 40px;
}

@media screen and (max-width: 1000px) {
  .lang_sub .lang_sub_wrap ul li .img_box {
    display: none;
  }
}

.lang_sub .lang_sub_wrap ul li .img_box img {
  filter: grayscale(100%);
  filter: gray;
  transition: all 0.36s;
}

.lang_sub .lang_sub_wrap ul li:hover .img_box img {
  filter: grayscale(0%);
}

.lang_sub .lang_sub_wrap ul li dt a {
  font-weight: 700;
  color: #e6e6e6;
  line-height: 32px;
  font-size: 24px;
  display: block;
  margin-bottom: 30px;
}

@media screen and (max-width: 1450px) {
  .lang_sub .lang_sub_wrap ul li dt a {
    font-size: 22px;
  }
}

@media screen and (max-width: 1200px) {
  .lang_sub .lang_sub_wrap ul li dt a {
    font-size: 20px;
  }
}

@media screen and (max-width: 1000px) {
  .lang_sub .lang_sub_wrap ul li dt a {
    font-size: 18px;
  }
}

@media screen and (max-width: 750px) {
  .lang_sub .lang_sub_wrap ul li dt a {
    margin-bottom: 10px;
  }
}

.lang_sub .lang_sub_wrap ul li dd a {
  font-size: 18px;
  line-height: 1.8em;
  color: #e6e6e6;
  margin-top: 20px;
  display: block;
}

@media screen and (max-width: 750px) {
  .lang_sub .lang_sub_wrap ul li dd a {
    font-size: 16px;
  }
}

/**************************导航**************************/
/**************************底部**************************/
.footer .wrap {
  max-width: 1440px;
  width: 90%;
  margin: 0 auto;
  display: flex;
  justify-content: center;
}

@media screen and (max-width: 1000px) {
  .footer .wrap {
    flex-direction: column;
  }
}

.footer .footer_nav {
  padding-top: 108px;
  padding-bottom: 100px;
}

@media screen and (max-width: 1450px) {
  .footer .footer_nav {
    padding-top: 76px;
    padding-bottom: 76px;
  }
}

@media screen and (max-width: 1200px) {
  .footer .footer_nav {
    padding-top: 62px;
    padding-bottom: 62px;
  }
}

@media screen and (max-width: 1000px) {
  .footer .footer_nav {
    padding-top: 52px;
    padding-bottom: 52px;
  }
}

@media screen and (max-width: 750px) {
  .footer .footer_nav {
    padding-top: 40px;
    padding-bottom: 40px;
  }
}

.footer .footer_nav .left_nav {
  -moz-column-count: 4;
  /* Firefox */
  -webkit-column-count: 4;
  /* Safari 和 Chrome */
  column-count: 4;
}

@media screen and (max-width: 1000px) {
  .footer .footer_nav .left_nav {
    padding-bottom: 50px;
  }
}

@media screen and (max-width: 640px) {
  .footer .footer_nav .left_nav {
    -moz-column-count: 2;
    /* Firefox */
    -webkit-column-count: 2;
    /* Safari 和 Chrome */
    column-count: 2;
  }
}

.footer .footer_nav .left_nav dl {
  width: 240px;
  margin-bottom: 66px;
  break-inside: avoid;
}

@media screen and (max-width: 1400px) {
  .footer .footer_nav .left_nav dl {
    width: 210px;
  }
}

@media screen and (max-width: 1200px) {
  .footer .footer_nav .left_nav dl {
    width: 180px;
  }
}

@media screen and (max-width: 1100px) {
  .footer .footer_nav .left_nav dl {
    width: 150px;
    margin-bottom: 40px;
  }
}

@media screen and (max-width: 750px) {
  .footer .footer_nav .left_nav dl {
    margin-bottom: 20px;
  }
}

.footer .footer_nav .left_nav dl dt a {
  font-size: 17px;
  color: #111111;
  line-height: 36px;
  display: block;
  position: relative;
  padding-left: 18px;
  text-transform: uppercase;
}

@media screen and (max-width: 750px) {
  .footer .footer_nav .left_nav dl dt a {
    font-size: 16px;
  }
}

.footer .footer_nav .left_nav dl dt a:before {
  content: "";
  width: 10px;
  height: 2px;
  background: #111111;
  display: block;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  left: 0;
}

.footer .footer_nav .left_nav dl dd a {
  font-size: 16px;
  color: #888888;
  line-height: 36px;
  display: block;
  padding-left: 18px;
  transition: all 0.6s;
}

@media screen and (max-width: 750px) {
  .footer .footer_nav .left_nav dl dd a {
    font-size: 14px;
  }
}

.footer .footer_nav .left_nav dl dd a:hover {
  color: #111111;
}

.footer .footer_nav .right_add {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding-top: 10px;
}

.footer .footer_nav .right_add .logo img {
  height: 30px;
}

.footer .footer_nav .right_add .media {
  display: flex;
  justify-content: center;
}

.footer .footer_nav .right_add .media li {
  width: 54px;
  height: 54px;
  border: 1px solid #efefef;
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 20px 10px;
}

.footer .footer_nav .right_add .media li img {
  width: 40%;
  filter: grayscale(100%);
  filter: gray;
  transition: all 0.4s;
}

.footer .footer_nav .right_add .media li:nth-child(1) img {
  opacity: 0.6;
}

.footer .footer_nav .right_add .media li:hover img {
  filter: grayscale(1%);
  opacity: 1;
}

.footer .footer_nav .right_add .tel_p,
.footer .footer_nav .right_add .email_p,
.footer .footer_nav .right_add .tel_p a,
.footer .footer_nav .right_add .email_p a {
  font-size: 18px;
  color: #111111;
  line-height: 26px;
}

@media screen and (max-width: 750px) {

  .footer .footer_nav .right_add .tel_p,
  .footer .footer_nav .right_add .email_p,
  .footer .footer_nav .right_add .tel_p a,
  .footer .footer_nav .right_add .email_p a {
    font-size: 16px;
  }
}

.footer .footer_nav .right_add .dy {
  width: 100%;
  max-width: 416px;
  margin: 35px 0;
}

.footer .footer_nav .right_add .dy {
  position: relative;
}

.footer .footer_nav .right_add .dy input {
  display: block;
  width: 100%;
  height: 55px;
  background: #f9f9f9;
  border-radius: 2px;
  text-align: center;
  font-size: 16px;
  color: #231815;
  line-height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  padding-right: 40px;
}

.footer .footer_nav .right_add .dy span {
  color: red;
  display: block;
  text-align: right;
  line-height: 20px;
  font-size: 12px;
  position: absolute;
  width: 100%;
  height: 100%;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  object-fit: cover;
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: center;
  background: #f9f9f9;
  display: none;
}

.footer .footer_nav .right_add .dy.error span {
  display: flex;
}

.footer .footer_nav .right_add .dy button {
  width: 40px;
  height: 100%;
  position: absolute;
  right: 0;
  top: 0;
  background: #004882;
  border: 1px solid #f9f9f9;
  outline: none;
}

.footer .footer_nav .right_add .footer_map {
  width: 100%;
}

.footer .copyright {
  background: #00294a;
  padding: 17px 0;
}

.footer .copyright p {
  font-size: 16px;
  color: #fff;
  line-height: 19px;
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
}

@media screen and (max-width: 1000px) {
  .footer .copyright p {
    font-size: 12px;
  }
}

.footer .copyright p a {
  font-size: 16px;
  color: #fff;
  padding: 0 4px;
}

@media screen and (max-width: 1000px) {
  .footer .copyright p a {
    font-size: 12px;
  }
}

.cd-top {
  display: inline-block;
  width: 52px;
  height: 52px;
  background: #004882;
  position: fixed;
  bottom: 53px;
  right: 10px;
  overflow: hidden;
  white-space: nowrap;
  visibility: hidden;
  opacity: 0;
  transition: all 0.3s;
  color: #fff;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 18px;
  cursor: pointer;
  z-index: 30;
  transform: scale(0) rotate(360deg);
}

.cd-top:hover {
  box-shadow: 0px 0px 7px 0px rgba(21, 27, 69, 0.58);
}

.cd-top.cd-is-visible {
  visibility: visible;
  opacity: 1;
  transform: scale(1) rotate(0deg);
}

@media only screen and (min-width: 100px) and (max-width: 720px) {
  .cd-top {
    width: 34px;
    height: 34px;
    font-size: 12px;
    bottom: 50px;
  }
}

/**************************底部**************************/