* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  outline: 0;
}
/* @font-face {
  font-family: SourceHanSansCN-Regular;
  src: url(../font/SourceHanSansCN-Regular.otf);
} */

@font-face {
  font-family: SourceHanSansCN-Medium;
  src: url(../font/SourceHanSansCN-Medium.otf);
}

@font-face {
  font-family: SourceHanSansCN-Bold;
  src: url(../font/SourceHanSansCN-Bold.otf);
}
@font-face {
  font-family: MicrosoftYaHei;
  src: url(../font/MSYH.TTC);
}
@font-face {
  font-family: SourceHanSansCN-Regular;
  src: url(../font/MSYH.TTC);
}
html *::-webkit-scrollbar {
  width: 7px;
  background: #fff;
}

html *::-webkit-scrollbar-thumb {
  background: #ccc;
}

html *::-webkit-scrollbar-track-piece {
  width: 0;
}

body {
  overflow: hidden;
  overflow-y: scroll;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: normal;
  padding: 0;
  margin: 0;
}

fieldset,
iframe,
img {
  border: 0;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
}

article,
aside,
details,
figcaption,
figure,
footer,
header,
hgroup,
nav,
section {
  display: block;
}

audio,
canvas,
video,
progress {
  display: inline-block;
  vertical-align: baseline;
}

button {
  background: none;
  border: 0;
  box-sizing: content-box;
  color: inherit;
  cursor: pointer;
  font: inherit;
  line-height: inherit;
  overflow: visible;
  vertical-align: inherit;
}

button:disabled {
  cursor: default;
}

audio:not([controls]) {
  display: none;
}

input {
  font-family: "微软雅黑";
  background-color: #fff;
}

input {
  -webkit-appearance: none;
  -moz-appearance: none;
  -o-appearance: none;
  appearance: none;
  font-family: "Microsoft YaHei";
  border: none;
  outline: unset;
}

body {
  font: normal normal normal 14px/1.8 Gotham, "Microsoft YaHei";
  color: #555;
}

a,
a:link,
a:visited {
  text-decoration: none;
}

a:active {
  text-decoration: none;
}

body {
  background-color: white;
}

a:hover {
  text-decoration: none;
}

dl,
dd {
  padding: 0;
  margin: 0;
}

img {
  border: none;
  image-rendering: -moz-crisp-edges;
  image-rendering: -o-crisp-edges;
  image-rendering: -webkit-optimize-contrast;
  image-rendering: crisp-edges;
  -ms-interpolation-mode: nearest-neighbor;
}

.clearfix {
  clear: both;
}

.visible-lg {
  display: block;
}

.visible-md,
.visible-sm,
.visible-xs {
  display: none;
}

.hidden-lg {
  display: none;
}

.hidden-md,
.hidden-sm,
.hidden-xs {
  display: block;
}

ul li {
  list-style-type: none;
}

img {
  width: 100%;
  height: 100%;
  display: block;
}

html {
  font-size: 1px;
}

ul > li > a {
  color: black;
}

.container {
  width: 1440px;
  margin: 0 auto;
  padding: 100px 0;
  box-sizing: border-box;
}

.c1200 {
  width: 1200px;
  margin: 0 auto;
}

.dh {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.dh > div:nth-child(2) > div:nth-child(2) {
  border-left: 1px solid;
  border-right: 1px solid;
  width: 8%;

  text-align: center;
  height: 78rem;
}

.dh > div:nth-child(2) div:nth-child(3) p {
  color: white;
  font-size: 22px;
  margin-left: 8px;
}

.dh > div:nth-child(2) > div:nth-child(2) i {
  display: inline-block;
  margin-top: 28%;
}

.dh > div:nth-child(2) ul li:nth-child(2) .select a,
.dh > div:nth-child(2) ul li:nth-child(5) .select a,
.dh > div:nth-child(2) ul li:nth-child(6) .select a {
  font-size: 16px;
  padding: 12px 0;
}

.dh > div:nth-child(2) ul {
  display: flex;
  width: 100%;
}

.dh > div:nth-child(2) ul li {
  line-height: 80px;
  text-align: center;
  font-size: 16px;
  font-family: SourceHanSansCN-Regular;
  color: #333;
  padding: 0 50px;
  position: relative;
  /* font-weight: 500; */
}

.dh > div:nth-child(2) ul li:nth-child(3),
.dh > div:nth-child(2) ul li:nth-child(4) {
  text-align: unset;
}

.dh > div:nth-child(2) ul li:nth-child(3) .select,
.dh > div:nth-child(2) ul li:nth-child(4) .select {
  padding: 40px 10px;
}

.nav {
  height: 80px;
  position: absolute;
  background-color: #fff;
  width: 100%;
  z-index: 999999999;
  top: 0;
}

.nav li {
  list-style: none;
  /* cursor: pointer; */
}

.nav .logo {
  display: block;
}

.nav .logo_active {
  display: none;
}

.nav.active {
  background-color: #fff;
  border-bottom: 1px solid #f1f1f1;
  box-shadow: 0px 3px 59px 0px rgb(0 0 0 / 13%);
}

.nav.active .dh li {
  color: #000 !important;
}

.nav.active .logo_active {
  display: block !important;
}

.nav.active .iconfont {
  color: #000 !important;
}

.nav .wh_bg {
  position: absolute;
  top: 80px;
  left: 0;
  width: 100%;
  background-color: #fff;
  height: 400px;
  z-index: 999;
  display: none;
  box-shadow: 0px 21px 39px -21px rgb(0 0 0 / 13%);
}

.nav .search .iconfont {
  font-size: 16px;
  color: #333;
  font-weight: bold;
}

.nav ul li {
  position: relative;
}

.nav ul li:hover::after,
.nav ul .active::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background-color: #ec1e24;
}

.nav-con {
  padding: 0 !important;
}

.select {
  background-color: #fff;
  width: 100%;
  display: none;
  position: absolute;
  top: 80px;
  left: 0;
  z-index: 9999;
  padding: 20px 10px;
  box-sizing: border-box;
}

.dh > div:nth-child(2) ul li:nth-child(3) .select .select_box {
  /* display: flex; */
  display: grid;
  grid-template-columns: 50% 25% 25%;
  align-items: flex-start;
  justify-content: space-between;
  margin: 0 auto;
}
.dh > div:nth-child(2) ul li:nth-child(3) .select .select_box .left,
.dh > div:nth-child(2) ul li:nth-child(3) .select .select_box .right {
  padding: 0 15px;
  box-sizing: border-box;
}
.dh > div:nth-child(2) ul li:nth-child(3) .select .select_box .one {
  padding: 0;
}
.dh > div:nth-child(2) ul li:nth-child(4) .select .select_box {
  /* display: flex; */
  display: grid;
  grid-template-columns: repeat(5, 20%);
  align-items: flex-start;
  justify-content: center;
  margin: 0 auto;
}
.select .select_box .one {
  padding: 0 15px;
  box-sizing: border-box;
}
.dh > div:nth-child(2) ul li:nth-child(3) .select .bottom_box .one {
  padding-left: 0;
}
.dh > div:nth-child(2) ul li:nth-child(4) .select .title_nav,
.dh > div:nth-child(2) ul li:nth-child(3) .select .title_nav {
  border-bottom: 1px solid #e6e6e6;
  padding-bottom: 14px;
  margin-bottom: 22px;
}
.select .select_box .title_nav {
  font-size: 22px;
  font-family: SourceHanSansCN-Regular;
  /* font-weight: 500; */
  color: #333;
  line-height: 24px;
  margin-bottom: 0px;
}

.select .select_box .subtitle {
  position: relative;
  font-size: 16px;
  font-family: SourceHanSansCN-Regular;
  font-weight: bold;
  /* font-weight: 500; */
  color: #333333;
  width: max-content;
  /* margin-top: 15px; */
  line-height: 24px;
}

/* .select .select_box .subtitle a::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: #ff0000;
} */

.select .bottom_box {
  /* display: flex; */
  display: grid;
  grid-template-columns: repeat(2, 50%);
  justify-content: space-between;
}

/* .select .one {
  margin-right: 120px;
} */

.select a {
  display: block;
  font-size: 16px;
  font-family: SourceHanSansCN-Regular;
  color: #666;
  line-height: 24px;
  /* line-height: 1.3; */
  margin-bottom: 8px;
  width: fit-content;
}

.select a:hover {
  color: #ec1e24;
}

.select .bottom_box dl {
  margin-top: 10px;
}

/* .select .right {
  display: flex;
} */

.search {
  position: relative;
}

/* .search span {
  display: block;
} */

.input {
  display: none;
}

.search form {
  position: absolute;
  /* top: 70px; */
  top: -4px;
  right: 20px;
  display: flex;
  align-items: center;
  height: 40px;
  background-color: #fff;
  padding: 0 20px;
  box-sizing: border-box;
}

.search form input {
  border: none;
  height: 100%;
  border-radius: 10px;
}

/* 首页轮播  样式  开始 */
.lh {
  position: absolute;
  transform: translate(0, -50%);
  top: 50%;
}
.lh .line {
  width: 96px;
  height: 5px;
  background-color: #ec1e24;
  margin: 20px 0;
}
.lh p {
  color: white;
}

.content .lh > p:nth-child(1) {
  font-size: 32px;
  font-family: SourceHanSansCN-Regular;
  /* font-weight: 500; */
  color: #ffffff;
}

.content .lh > p:nth-child(2) {
  width: 73%;
  font-size: 16px;
  font-family: SourceHanSansCN-Regular;
  /* font-weight: 400; */
  color: #ffffff;
}

.header_slide .lh > p:nth-child(1) {
  font-size: 48px;
  font-family: SourceHanSansCN-Regular;
  font-weight: bold;
  color: #ffffff;
  line-height: 1.5;
}

.header_slide .lh > .text {
  font-size: 28px;
  font-family: SourceHanSansCN-Regular;
  color: #ffffff;
  line-height: 1.8;
  text-transform: uppercase;
}
.header_slide .lh > .text strong{
    font-size: 38px;
    padding: 0 5px;
    line-height: 1;
}
.sw .swiper-container {
  width: 100%;
}
/* .sw .swiper-slide {
  height: 80vh;
} */
.sw .swiper-slide img {
  height: 100%;
  /* width: auto; */
  overflow: hidden;
  min-width: 100%;
  display: block;
}

.more {
  background: #ec1e24;
  color: white;
  align-items: center;
  text-align: center;
  width: 189px;
  height: 52px;
  border-radius: 26px;
  position: relative;
  display: flex;
  justify-content: center;
}

.lj {
  margin-top: 3%;
}

.lj p {
  color: white;
}

.lj p {
  font-size: 16px;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: SourceHanSansCN-Regular;
}

/* 首页轮播  样式  结束 */
/* 标题 */
.title {
  font-size: 38px;
  font-family: SourceHanSansCN-Regular;
  /* color: #1a100f; */
  color: #333;
  line-height: 48px;
  text-align: center;
  font-weight: bold;
}

.title2 {
  font-size: 24px;
  font-family: SourceHanSansCN-Regular;
  color: #333;
  font-weight: bold;
}
.com-desc {
  width: 85%;
  font-size: 16px;
  font-family: SourceHanSansCN-Regular;
  color: #666666;
  line-height: 32px;
  margin: 0 auto;
}
/* 了解更多 */
.more {
  background: #ec1e24;
  color: white;
  align-items: center;
  text-align: center;
  width: 189px;
  height: 52px;
  border-radius: 26px;
  position: relative;
  display: flex;
  justify-content: center;
}

.more a {
  font-size: 16px;
  font-family: SourceHanSansCN-Regular;
  color: #ffffff;
  line-height: 52px;
}

/* 面包屑 */
.crumbs-con {
  padding: 0 !important;
  padding-top: 15px !important;
}

.crumbs-con a,
.crumbs-con {
  font-size: 16px;
  font-family: SourceHanSansCN-Regular;
  /* font-weight: 400; */
  /* color: #888888; */
  color: #666;
  line-height: 2.5;
}

/* 头部轮播图  开始*/
.sw {
  height: 100%;
  position: relative;
  margin-top: 80px;
}
.sw1 {
  height: 568px;
}
.banner-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  padding: 0 !important;
}

.banner-text a {
  font-size: 48px;
  font-family: SourceHanSansCN-Regular;
  font-weight: bold;
  color: #ffffff;
}
.banner-text2 {
  font-size: 28px;
  font-family: MicrosoftYaHei;
  /* font-weight: 400; */
  color: #ffffff;
  margin-top: 10px;
  width: 60%;
  line-height: 2;
}
/* 头部轮播图  结束 */
/* 二级导航  开始 */
.secondary {
  background: #fff;
  border-bottom: 1px solid #ddd;
}

.secondary-con {
  padding: 0 !important;
  display: flex;
  justify-content: center;
}

.tab-box {
  width: 70%;
  display: flex;
  justify-content: space-between;
}

.tab-box li a {
  font-size: 16px;
  font-family: SourceHanSansCN-Regular;
  font-weight: 400;
  color: #333333;
  padding: 20px 10px;
  display: inline-block;
}

.active-tab a,
.tab-box li a:hover {
  border-bottom: 2px solid #ec1e24;
  color: #ec1e24 !important;
}

/* 二级导航  结束 */
/* 上一篇---下一篇 */
.page-con {
  /* padding: 20px 0 200px; */
  margin-top: 48px;
}

.page-con .container {
  padding: 0 !important;
}

.page {
  width: 100%;
  padding: 30px 35px;
  border: 1px solid #e0e0e0;
  display: flex;
  justify-content: space-between;
}

.page a {
  font-size: 16px;
  font-family: SourceHanSansCN-Regular;
  /* font-weight: 400; */
  color: #333333;
  line-height: 2;
}

.page a i {
  font-weight: bold;
  font-size: 18px;
}
.page a i.icon-fanhui {
  color: #ec1e24;
}
.page-upper i {
  transform: rotate(180deg);
  display: inline-block;
}

.page-upper span {
  margin-left: 20px;
  padding-left: 20px;
  border-left: 1px solid #e0e0e0;
}

.page-back span {
  margin-left: 15px;
}

.page-lower span {
  margin-right: 20px;
  padding-right: 20px;
  border-right: 1px solid #e0e0e0;
}

.page a:hover i {
  color: #ec1e24;
}

/* 案例 分页  开始*/
.pages {
  width: 100%;
  height: 70px;
  border: 1px solid #e0e0e0;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-top: 48px;
}

.pages a {
  font-size: 16px;
  font-family: SourceHanSansCN-Regular;
  color: #333333;
}

.pages a .iconfont {
  font-size: 21px;
  color: #ec1e24;
  margin-right: 15px;
}

/* 案例 分页  结束*/
/* 新闻分页 */
.pages-new {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-top: 48px;
}

.pages-new .page-prev {
  transform: rotate(180deg);
}

.pages-new a {
  font-size: 16px;
  font-family: SourceHanSansCN-Regular;
  color: #666;
  width: 41px;
  height: 41px;
  border: 1px solid #dfdfdf;
  border-radius: 2px;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-right: 10px;
}

.pages-new a .iconfont {
  font-size: 21px;
  /* color: #EC1E24; */
  color: #666;
  /* margin-right: 15px; */
  text-align: center;
}

.pages-new a.active {
  /* width: 55px;
  height: 41px; */
  background: #ec1e24;
  border-radius: 2px;
  display: flex;
  justify-content: center;
  align-items: center;
}
.pages-new a:nth-child(1) {
  transform: rotate(180deg);
}
.pages-new .page-end {
  width: 55px;
  height: 41px;
  border: 1px solid #dfdfdf;
  border-radius: 2px;
}

.pages-new a.active {
  color: #fff !important;
}

/* 底部 */
.footer-con {
  padding-bottom: 0 !important;
}

.footer {
  width: 100%;
  background: #04091c;
}

.over {
  width: 100%;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
}

.over-left {
  width: 19%;
}
.over-left img {
  width: auto;
}
.over-left > ul > li:nth-child(1) {
  margin-bottom: 20px;
  opacity: 1;
}

.over-left > ul > li {
  line-height: 2;
}

.over-left > ul > li:last-child {
  margin-top: 15px;
  opacity: 1;
}

.over-left > ul > li {
  font-size: 16px;
  font-family: SourceHanSansCN-Regular;
  /* font-weight: 400; */
  color: #ffffff;
  opacity: 0.5;
  list-style: none;
}

.over-right {
  width: 65%;
}

.over-right > ul {
  display: flex;
  justify-content: space-between;
}

.over-right > ul > li > a {
  font-size: 18px;
  font-family: SourceHanSansCN-Regular;
  font-weight: bold;
  color: #ffffff;
  line-height: 1.6px;
}

.end-child {
  margin-top: 40px;
}

.end-child > li > a {
  font-size: 16px;
  font-family: SourceHanSansCN-Regular;
  /* font-weight: 400; */
  color: #ffffff;
  line-height: 2.6;
  opacity: 0.5;
}

.end-child > li > a:hover {
  opacity: 1;
}

.end {
  padding: 40px 0 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  opacity: 0.5;
}

.end p,
.end p a {
  /* width: 1440px; */
  margin: 0 auto;
  text-align: center;
  font-size: 14px;
  font-family: SourceHanSansCN-Regular;
  /* font-weight: 400; */
  color: #ffffff;
  line-height: 2;
}

/* 手机端底部  开始 */
.footer_ph {
  display: none;
  width: 100%;
  background: #04091c;
}
.footer_ph .box {
  display: block;
  margin-top: 0;
}
.footer_ph .box .top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: #fff;
  font-weight: bold;
  border-bottom: 1px solid #d4d4d4;
  font-size: 16px;
  font-family: SourceHanSansCN-Regular;
  padding: 10px 5px;
  box-sizing: border-box;
  margin-top: 20px;
  margin-bottom: 0px;
  cursor: pointer;
  background-color: unset;
}
.footer_ph .top {
  
}
.footer_ph .top .iconfont {
  display: block;
  transform: rotate(90deg);
}
.footer_ph .top.active .iconfont {
  transform: rotate(270deg);
}
.footer_ph dl dd {
  border-bottom: 1px solid #d4d4d4;
  padding: 10px 0;
  margin: 8px;
  box-sizing: border-box;
}
.footer_ph dl dd a {
  color: #fff;
  opacity: 0.5;
}
.footer_list {
  display: none;
}
.footer_ph .end {
  padding: 10px 0;
}
.footer_ph .end,
.footer_ph .end a {
  font-size: 12px;
}
.footer_ph .tel {
  border: 1px solid #fff;
  color: #fff;
  text-align: center;
  padding: 10px;
  box-sizing: border-box;
  font-size: 16px;
  font-family: SourceHanSansCN-Regular;
}
.footer_ph .tel a {
  color: #fff;
  font-size: 16px;
  font-family: SourceHanSansCN-Regular;
}
/* 手机端底部  结束 */

.phone {
  display: none;
  background-color: #fff;
  width: 100%;
  position: relative;
  z-index: 9999;
  box-shadow: 2px 0px 10px rgb(0 0 0 / 20%);
  transition: all 0.5s;
}
.phone .input {
  position: sticky;
  z-index: 9;
}
.phone .search form {
  top: 0;
  padding: 0;
  height: 75px;
}
.phone .search form input {
  width: 80%;
  height: 40px;
  font-size: 16px;
  border-bottom: none;
}
/* .phone.shadow {
  box-shadow: 2px 0px 10px rgb(0 0 0 / 20%);
} */
.phone.shadow::after {
  content: "";
  position: absolute;
  bottom: 0;
  width: 100%;
  height: 1px;
  z-index: 999;
  /* background-color: rgb(0 0 0 / 20%); */
  box-shadow: 2px 0px 10px rgb(0 0 0 / 20%);
}
.phone .container {
  padding: 0;
}

.phone .top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 60px;
  width: 100%;
}

.phone .top img {
  transform: scale(0.7);
  margin-left: -20px;
}

.phone .top .icon-guanbi1 {
  display: none;
}
.icon-guanbi2 {
  display: none;
}
.phone .top .iconfont {
  /* font-size: 30px; */
  font-size: 25px;
  color: #333;
  font-weight: bold;
}

.phone .top .iconfont.icon-guanbi1,.icon-guanbi2 {
  /* font-size: 18px; */
  font-size: 18px;
  font-weight: bold;
  color: #333;
}
.icon-guanbi2 {
  font-size: 18px !important;
  font-weight: bold !important;
  color: #333 !important;
}
.phone .menu {
  visibility: hidden;
  position: fixed;
  left: 100%;
  background-color: #fff;
  z-index: -1;
  width: 100%;
  height: 95vh;
  overflow-y: scroll;
  padding: 15px;
  box-sizing: border-box;
  transform: translate3d(0, 0, 0);
  transition: all 0.5s;
  z-index: 99;
  overflow: hidden;
}

.phone .menu .menu-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 14px;
  border-bottom: 1px solid #ddd;
  line-height: 20px;
  padding: 15px 0;
  box-sizing: border-box;
  font-weight: bold;
}

.phone .menu .menu-top a {
  color: #333;
  font-family: SourceHanSansCN-Regular;
  line-height: 30px;
}
.phone .menu .menu-top .icon-youjiantou {
  font-weight: bold;
}
.phone .nav-open h3 .iconfont {
  font-size: 20px;
  transition: all 0.5s;
  display: block;
}

.phone .nav-open h3 .active {
  transform: rotate(90deg);
  -ms-transform: rotate(90deg);
  /* IE 9 */
  -moz-transform: rotate(90deg);
  /* Firefox */
  -webkit-transform: rotate(90deg);
  /* Safari 和 Chrome */
  -o-transform: rotate(90deg);
  /* Opera */
  transition: all 0.5s;
  display: block;
}

.phone .menu > ul > li > a {
  font-size: 16px;
  font-family: SourceHanSansCN-Regular;
  line-height: 30px;
}
.phone .menu > ul > li > .nav-open {
  position: fixed;
  top: 00px;
  left: 100%;
  z-index: 99999999;
  background-color: #fff;
  height: 95vh;
  width: 100%;
  padding: 30px 15px;
  box-sizing: border-box;
  visibility: hidden;
  transform: translate3d(0, 0, 0);
  transition: all 0.5s;
  overflow-y: scroll;
}
.phone .menu > ul > li > .nav-open.in,
.phone .menu.in {
  visibility: visible;
  left: 0;
  transition: all 0.5s;
}

.phone .menu > ul > li > .nav-open .back {
  cursor: pointer;
  display: flex;
  align-items: center;
  font-size: 16px;
  color: #333;
}
.phone .menu > ul > li > .nav-open .back .iconfont {
  transform: rotate(180deg);
  display: block;
  margin-right: 8px;
  color: #333;
}
.phone .menu > ul > li > .nav-open .title-nav {
  font-size: 20px;
  font-weight: bold;
  margin: 20px 0px;
  margin-bottom: 0;
  padding: 10px 0;
  border-bottom: 1px solid #d4d4d4;
}
.phone .menu > ul > li > .nav-open h3 {
  border-bottom: 1px solid #d4d4d4;
  font-size: 16px;
  border-bottom: 1px solid #d4d4d4;
  padding: 20px 0 10px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.phone .menu > ul > li > .nav-open h3 a {
  font-size: 16px;
  color: #333;
}
.phone .menu > ul > li > .nav-open > ul > li {
  border-bottom: 1px solid #d4d4d4;
  padding: 20px 0 10px 0;
  box-sizing: border-box;
}

.phone .menu > ul > li > .nav-open > ul > li > a {
  color: #666;
  font-size: 16px;
  font-family: SourceHanSansCN-Regular;
}
.phone .menu > ul > li > .nav-open .gig-data ul {
  padding: 0 15px;
  box-sizing: border-box;
}
.phone .menu > ul > li:nth-child(2) .nav-open .gig-data ul,
.phone .menu > ul > li:nth-last-child(1) .nav-open .gig-data ul,
.phone .menu > ul > li:nth-last-child(2) .nav-open .gig-data ul {
  padding: 0;
}
.phone .menu > ul > li > .nav-open .gig-data ul li {
  border-bottom: 1px solid #d4d4d4;
  padding: 10px 0;
  box-sizing: border-box;
}

.phone .menu > ul > li > .nav-open .gig-data ul li a {
  font-size: 14px;
  color: 333;
}
.phone .menu > ul > li > .nav-open .gig-data h4 {
  font-size: 14px;
  color: #333;
  font-weight: bold;
  padding: 10px 15px;
  box-sizing: border-box;
  line-height: 2;
}
.phone .menu > ul > li > .nav-open .gig-data h4 a {
  font-size: 14px;
  color: #333;
  font-weight: bold;
}

.phone .menu > ul > li > .nav-open .gig-data .list_nav {
  margin-bottom: 10px;
}
.phone .menu > ul > li:nth-child(3) > .nav-open .gig-data .list_nav,
.phone .menu > ul > li:nth-child(4) > .nav-open .gig-data .list_nav {
  display: none;
}

.phone .menu > ul > li > .nav-open .gig-data .list_nav:nth-last-child(1) {
  margin-bottom: 0;
}
.phone .menu > ul > li > .nav-open > ul > li:nth-last-child(1) {
  margin-bottom: 15px;
}

.phone .menu > ul > li > .nav-open > ul > li > ul > li {
  border-bottom: 1px solid #d4d4d4;
}

.ph_swiper-pagination {
  display: none;
  width: 100%;
}
.ph_swiper-pagination.swiper-pagination {
  bottom: 0;
}
.ph_swiper-pagination .swiper-pagination-bullet {
  border-radius: unset;
}
.ph_swiper-pagination .swiper-pagination-bullet-active {
  background: #e33033;
}
.ph_swiper-pagination .swiper-pagination-bullet {
  width: 26px !important;
  height: 2px !important;
  background: #a6a6a6;
  opacity: 1 !important;
  margin-right: 15px;
}
.scheme_introduction .scheme_box .img {
  height: 100%;
  overflow: hidden;
  /* display: grid;
  justify-content: center; */
}
.scheme_introduction .scheme_box .img img {
  height: auto;
}
@media (max-width: 1600px) {
  .container {
    width: 1350px;
  }

  .over-left {
    width: 20%;
  }
}

@media (max-width: 1440px) {
  .sw1 {
    height: 60vh;
  }
  /* .sw .swiper-slide {
    height: 581px;
  } */
  .container {
    width: 1200px;
    padding: 80px 0;
  }

  .c1200 {
    width: 1024px;
  }

  .header_slide .lh > p:nth-child(1) {
    font-size: 40px;
  }

  .header_slide .lh > .text {
    font-size: 25px;
  }
.header_slide .lh > .text strong{
    font-size: 34px;
}
  .dh > div:nth-child(2) ul li {
    padding: 0 40px;
  }
  .dh > div:nth-child(2) ul li:nth-child(2) .select a,
  .dh > div:nth-child(2) ul li:nth-child(5) .select a,
  .dh > div:nth-child(2) ul li:nth-child(6) .select a {
    font-size: 14px;
  }
  .select .select_box .title_nav {
    font-size: 20px;
  }
  .select a {
    font-size: 14px;
  }
  .more {
    width: 170px;
    height: 45px;
  }

  .banner-text a {
    font-size: 40px;
  }

  .title {
    font-size: 32px;
  }

  .over-left {
    width: 25%;
  }

  .end-child {
    margin-top: 30px;
  }

  /* .page-con {
    padding: 20px 0 160px;
  } */

  .title2 {
    font-size: 20px;
  }
  .banner-text2 {
    font-size: 25px;
  }
}

@media (max-width: 1280px) {
  .search form {
    top: 53px;
    justify-content: center;
    border: none;
    height: 50px;
  }
  .search form input {
    width: 40%;
    height: 35px;
    border-bottom: 1px solid;
    border-radius: unset;
  }
  .container {
    width: 86%;
    padding: 70px 0;
  }

  .c1200 {
    width: 80%;
  }

  .title2 {
    font-size: 18px;
  }
  .banner-text2 {
    font-size: 20px;
  }
  .banner-text a {
    font-size: 36px;
  }

  .nav .logo {
    transform: scale(0.85);
    margin-left: -9px;
  }

  .header_slide .lh > p:nth-child(1) {
    font-size: 36px;
  }

  .header_slide .lh >.text {
    font-size: 20px;
  }

  .dh > div:nth-child(2) ul li {
    padding: 0 25px;
  }

  /* .select .one {
    margin-right: 45px;
  } */

  .over-right > ul > li > a {
    font-size: 16px;
  }

  .end-child > li > a,
  .over-left > ul > li {
    font-size: 14px;
  }

  .over-left > ul > li {
    line-height: 1.5;
  }

  .end-child > li > a {
    line-height: 2.1;
  }

  .end-child {
    margin-top: 30px;
  }

  .over-left {
    width: 28%;
  }
/* 
  .page-con {
    padding: 20px 0 100px;
  } */
}

@media (max-width: 1024px) {
  .container {
    width: 92%;
    padding: 50px 0;
  }
  .lh {
    width: 92%;
  }
  /* .sw .swiper-slide {
    height: 350px;
  } */
  .sw1 {
    height: 350px;
  }

  .c1200 {
    width: 100%;
  }

  .banner-text a {
    font-size: 32px;
  }

  .banner-text2 {
    font-size: 18px;
  }
  .nav {
    display: none;
  }

  .phone {
    display: block;
  }
  .ph_swiper-pagination {
    display: block;
  }
  .ph_swiper-button-prev,
  .ph_swiper-button-next {
    display: none !important;
  }
  .title {
    font-size: 28px;
    line-height: 46px;
  }

  .sw {
    margin-top: 0;
    overflow: hidden;
    display: flex;
    justify-content: center;
  }
  .sw .bannerimg {
    height: 300px;
    width: auto;
  }

  .header_slide .lh > p:nth-child(1) {
    font-size: 32px;
  }

  .header_slide .lh > .text {
    font-size: 18px;
  }
.header_slide .lh > .text strong{
    font-size: 28px;
}
  .more {
    width: 120px;
    height: 34px;
  }


  .lj p {
    font-size: 14px;
  }

  .tab-box {
    width: 100%;
  }

  .footer {
    display: none;
  }

  .footer_ph {
    display: block;
  }

  .pages {
    height: 50px;
    margin-top: 30px;
  }

  .pages a {
    font-size: 14px;
  }

  .pages a .iconfont {
    font-size: 19px;
  }

  .page {
    padding: 20px 25px;
  }

  .page-con {
    /* padding: 20px 0 50px; */
    margin-top: 30px;
  }
  .footer_ph_hide {
    display: block;
  }

  .crumbs-con a,
  .crumbs-con {
    font-size: 14px;
    line-height: 2;
  }
  .com-desc {
    font-size: 14px;
  }
}
@media (max-width: 991px) {
  .container {
    padding: 50px 0;
  }
}
@media (max-width: 820px) {
  .sw .swiper-slide {
    background: none !important;
    height: auto;
  }
  .swiper-phone {
    display: block !important;
  }

  .swiper-pc {
    display: none !important;
  }
}
@media (max-width: 767px) {
  .lh {
    transform: translate(0, 0);
    top: 10%;
  }
  .lh .line {
    width: 50px;
    height: 5px;
    background-color: #ec1e24;
    margin: 10px 0;
  }
  .sw1 {
    height: 300px;
  }

  .header_slide .lh > p:nth-child(1) {
    /* font-size: 26px; */
    font-size: 22px;
  }
  .header_slide .lh > .text {
    font-size: 14px;
  }
  .header_slide .lh > .text strong{
    font-size: 18px;
}
  .banner-text a {
    font-size: 22px;
    /* font-size: 26px; */
  }
  .banner-text2 {
    width: 70%;
    font-size: 14px;
  }

  .title {
    font-size: 24px;
    line-height: 40px;
  }

  /*.title2 {*/
  /*  font-size: 16px;*/
  /*}*/

  .lj {
    margin-top: 10px;
  }

  .more {
    width: 100px;
    height: 30px;
  }

  .lj p {
    font-size: 12px;
    transform: translate(-50%, -51%);
  }

  .tab-box {
    display: none;
  }

  .page {
    padding: 5px 15px;
  }
  .page a {
    font-size: 14px;
  }
  .page-upper span,
  .page-back span,
  .page-lower span {
    display: none;
  }

  /* .page-con {
    padding: 20px 0 30px;
  } */
  .pages-new a {
    font-size: 14px;
    width: 35px;
    height: 35px;
    margin-right: 10px;
  }

  .pages-new a .iconfont {
    font-size: 16px;
    color: #888;
    text-align: center;
  }

  .pages-new a.active {
    background: #ec1e24;
    border-radius: 2px;
    display: flex;
    justify-content: center;
    align-items: center;
  }

  .pages-new .page-end {
    width: 50px;
    height: 35px;
    border: 1px solid #dfdfdf;
    border-radius: 2px;
  }
}
@media (max-width: 500px) {
  .sw .bannerimg {
    height: 200px;
  }
}