/* 通用 */
@font-face {
  font-family: "Gilroy-Heavy";
  src: url("./Gilroy-Heavy.otf");
}
body {
  padding: 0;
  font-family: "Microsoft YaHei", "微软雅黑", 'PingFang SC', 'Helvetica Neue', sans-serif;
}

.dth_wh {
  width: 96%;
  max-width: 1480px;
  display: block;
  margin: 0 auto;
}
:root {
  --dth-color: #20479c;
  --dth-color2: #c2251f;
}
/* background-color: rgba(var(--dth-color), 0.8); 设置颜色透明度*/

.flex {
  display: flex;
  justify-content: flex-start;
  align-items: flex-start;
  flex-wrap: nowrap;
}
.flex::before,
.flex::after {
  display: none;
}

.fixed_ratio {
  position: relative;
  overflow: hidden;
  padding-top: calc(3 / 4 * 100%);
}
.fixed_ratio img {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.clearboth {
  width: 100%;
  clear: both;
  display: block;
}
.enlarge .imgs {
  overflow: hidden;
  position: relative;
}
.enlarge .imgs img {
  transform: scale(1);
  transition: 0.5s ease;
}
.enlarge:hover .imgs img {
  transform: scale(1.08);
}

@media (max-width: 1200px) {
  .dth_wh {
    width: 100%;
    padding: 0 15px;
  }
  /* .fp-enabled body,
  body {
    padding-top: 60px;
  } */
}
@media (max-width: 991px) {
  .fp-enabled body,
  body {
    padding-top: 60px;
  }
}
@media (max-width: 767px) {
  .fp-enabled body,
  body {
    padding-bottom: 50px;
  }
}
@media (max-width: 640px) {
  .dth_wh {
    padding: 0 12px;
  }
}

/* 插件整体样式修改 */
.slick-arrows {
  outline: none;
}

.swiper-button-prev,
.swiper-button-next {
  outline: none;
  display: flex;
  width: 24px;
  height: 44px;
  justify-content: center;
  align-items: center;
  overflow: hidden;
}

.swiper-button-prev::after,
.swiper-button-next::after {
  content: "";
  background: none;
  display: block;
  width: 16px;
  height: 16px;
  border: 2px solid #ffffff;
  border-color: transparent transparent #4d4d4d #4d4d4d;
  position: absolute;
  transform: rotate(45deg);
  -webkit-transform: rotate(45deg);
  /* left: 12px;
  top: 50%; */
  /* margin-top: -20px; */
  position: relative;
  left: 0;
  top: 0;
  margin: 0;
}

.swiper-button-prev:hover::after,
.swiper-button-next:hover::after {
  border-color: transparent transparent #ffffff #ffffff;
}

.swiper-button-next {
  transform: rotate(180deg);
  -webkit-transform: rotate(180deg);
}

.swiper-pagination {
  position: absolute;
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  bottom: 5%;
  left: 0;
}

.swiper-pagination .swiper-pagination-bullet {
  outline: none;
  margin: 0 1em;
}

@media (max-width: 992px) {
  .swiper-button-prev,
  .swiper-button-next {
    display: none;
  }
}


/* 整体翻屏设置 */
.section {
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
}


@media (max-width: 1600px) {
}
@media (max-width: 1200px) {
  .section,
  .fp-tableCell {
    height: auto!important;
  }
}
@media (max-width: 1024px) {
}
@media (max-width: 990px) {
}
@media (max-width: 768px) {
}
@media (max-width: 640px) {
}


/* 头部 */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 95;
}
header .dth_wh {
  align-items: center;
}
header:hover,
header.back {
  background-color: #ffffff;
  box-shadow: 0 0 10px #ddd;
}
.logo {
  position: relative;
  width: 15%;
  flex-shrink: 0;
  margin-right: 4%;
}
.logo a {
  display: block;
}
.logo img {
  display: block;
  max-width: 100%;
  max-height: 100px;
  object-fit: contain;
}
.contract .logo img {
}
.logo a:nth-child(2) {
  position: absolute;
  left: 0;
  top: 0;
  visibility: hidden;
  opacity: 0;
}

header:hover .logo a:nth-child(1),
header.back .logo a:nth-child(1) {
  visibility: hidden;
  opacity: 0;
}
header:hover .logo a:nth-child(2),
header.back .logo a:nth-child(2) {
  visibility: visible;
  opacity: 1;
}

.search {
  flex-shrink: 0;
  display: flex;
  /* margin-left: 2.77%; */
  margin-left: 0.54%;
  justify-content: flex-end;
  align-items: center;
} 
.search::before {
  content: "";
  display: block;
  width: 3px;
  height: 12px;
  background-color: #ffffff;
}

header:hover .search::before,
header.back .search::before {
  background-color: #14212c;
}
.search_btn {
  display: block;
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
  background-image: url(../images/s_btn.png);
  width: 19px;
  height: 128px;
  margin-left: 28px;
  cursor: pointer;
  position: relative;
}
.contract .search_btn {
  height: 100px;
}
.search_btn::after {
  content: "";
  display: block;
  width: 19px;
  bottom: 0;
  right: 0;
  background-color: var(--dth-color2);
  position: absolute;
  transform: scale(0);
  transform-origin: left center;
  transition: 0.5s ease;
  height: 2px;
}
.search:hover .search_btn::after {
  transform: scale(1);
}
header:hover .search_btn,
header.back .search_btn {
  background-image: url(../images/s_btn1.png);
}

.search_form {
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  background: #242424;
  padding: 0 15px;
  height: 0;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all ease .6s;
}
.search_form #formsearch1 {
  justify-content: space-between;
  align-items: center;
  max-width: 1250px;
  width: 100%;
  margin: 0 auto;
  border-bottom: 2px solid #474747;
}
.search_form #formsearch1 input {
  outline: none;
  border: none;
  background: none;
  height: 65px;
}
.search_form #formsearch1 input#keyword1 {
  width: calc(100% - 40px);
  font-size: 16px;
  color: #838383;
}
.search_form #formsearch1 input#keyword1::placeholder {
  color: #838383;
}
.search_form #formsearch1 input#s_btn1 {
  width: 40px;
  background-repeat: no-repeat;
  background-position: center;
  background-size: auto;
  background-image: url(../images/s_btn.png);
}
.search:hover .search_form {
  height: 180px;
}

.nav_btn {
  width: 16px;
  margin-left: 1.48%;
  flex-shrink: 0;
  cursor: pointer;
}
.nav_btn::before,
.nav_btn span,
.nav_btn::after {
  width: 100%;
  height: 2px;
  background-color: #ffffff;
  display: block;
}
header:hover .nav_btn::before,
header.back .nav_btn::before,
header:hover .nav_btn span,
header.back .nav_btn span,
header:hover .nav_btn::after,
header.back .nav_btn::after {
  background-color: #14212c;
}
.nav_btn::before,
.nav_btn::after {
  content: "";
}
.nav_btn span {
  margin: 4px 0;
}

header:hover .nav_btn:hover::before,
header.back .nav_btn:hover::before,
header:hover .nav_btn:hover span,
header.back .nav_btn:hover span,
header:hover .nav_btn:hover::after,
header.back .nav_btn:hover::after {
  background-color: var(--dth-color);
}


/* 头部统一动画时间 */
header,
.logo a,
.search::before,
.search_btn,
.nav_btn::before,
.nav_btn span,
.nav_btn::after,
.x-menu > li > a {
  transition: 0.5s ease;
}

/* 导航 */
nav {
  flex-grow: 1;
}
.x-menu {
  width: 100%;
  justify-content: flex-end;
}

.x-menu > li {
  position: relative;
}
.x-menu > li:last-child {
  margin-right: 0;
}

.x-menu > li > a {
  display: block;
  font-size: 18px;
  font-weight: bold;
  font-stretch: normal;
  line-height: 128px;
  letter-spacing: 0px;
  color: #ffffff;
  padding: 0 32px;
}
.contract .x-menu > li > a {
  line-height: 100px;
}

header:hover .x-menu > li > a,
header.back .x-menu > li > a {
  color: #14212c;
}


.x-menu > li:hover > a,
.x-menu > li.active > a {
}

header:hover .x-menu > li:hover > a,
header.back .x-menu > li:hover > a {
  color: var(--dth-color);
}
.x-menu > li.active > a {
}

.x-sub-menu {
  position: absolute;
  left: 50%;
  top: 100%;
  min-width: 100%;
  width: 150px;
  transform: translateX(-50%);
  background-color: #ffffff;
  box-shadow: 0 0 5px 0 rgba(0, 0, 0, 0.1);
  display: none;
}

.x-sub-menu > li > a {
  display: block;
  text-align: center;
  font-size: 14px;
  color: #333;
  line-height: 1.5;
  padding: 0.5em;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.x-sub-menu > li:hover > a {
  background: #e9eaeb;
}

.x-menu > li .x-sub-menux {
  display: none;
}
.x-menu > li .x-sub-menux li {
  position: relative;
}
.x-menu > li .x-sub-menux li a {
  display: block;
}
.x-menu > li .x-sub-menu li:hover .x-sub-menux {
}
.x-menu > li .x-sub-menux li:hover a {
}

/* 头部下拉 */
.menuBreak {
  --outwidth: 550px;
  --outtime: 1.1s;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  transform: translateX(calc(-200% - var(--outwidth)));
  background-color: var(--dth-color);
  z-index: 97;
  display: flex;
  flex-direction: column;
  justify-content: center;
  transition: all ease var(--outtime);
}
.menuBreak::after {
  content: '';
  background: var(--dth-color);
  width: 300px;
  height: 100%;
  position: absolute;
  left: 90%;
  transform: skewX(-10deg);
  pointer-events: none;
}
.menuBreak.in {
  transform: translateX(0);
}
.menuBreak .bg__1 {
  position: absolute;
  width: 30.8vw;
  height: 30.8vw;
  left: 0;
  top: 0;
  opacity: 0.1;
}
.menuBreak .bg__1 img {
  display: block;
  width: 100%;
  height: 100%;
}
.centerBox {
  width: 90%;
  margin: 0 auto;
  min-height: 300px;
  position: relative;
  z-index: 2;
  align-items: center;
  justify-content: space-between;
}
.m_Left {
  width: 40%;
}
.m_Left_Tit {}
.m_Left_Tit h4 {
  margin: 0;
  font-size: 3.5vw;
  margin-bottom: 3.1vh;
  line-height: 1.3;
  color: rgba(230, 223, 206, .5);
  font-weight: 300;
  opacity: 0;
  transform: translateY(60px);
}
.menuBreak.in .m_Left_Tit h4 {
  opacity: 1;
  transform: translateY(0);
  transition: all ease calc(var(--outtime) / 2) var(--outtime);
}
.m_Left_Tit h4 p {
  font-size: 2vw;
  margin-top: 10px;
}
.m_Left_Tit h5 {
  margin: 0;
  font-size: 32px;
  color: rgba(206, 189, 162, .2);
  letter-spacing: 0px;
  text-transform: uppercase;
  font-family: Arial;
  font-weight: bold;
  opacity: 0;
  transform: translateY(60px);
}
.menuBreak.in .m_Left_Tit h5 {
  opacity: 1;
  transform: translateY(0);
  transition: all ease calc(var(--outtime) / 2 + 0.2s) var(--outtime);
}

.m_Right {
  width: 56%;
}
.head_lang {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  flex-wrap: wrap;
  opacity: 0;
  transform: translateY(60px);
}
.menuBreak.in .head_lang {
  opacity: 1;
  transform: translateY(0);
  transition: all ease calc(var(--outtime) / 2) var(--outtime);
}
.head_lang li {}
.head_lang li:nth-child(n+2) {
  margin-left: 13px;
}
.head_lang li a {
  display: block;
  line-height: 2.57;
  border-radius: 2em;
  font-size: 14px;
  color: #1a1840;
  padding: 0 1.28em;
  background: #fff;
  transition: all .2s;
}
.head_lang li:hover a,
.head_lang li.cur a {
  background-color: var(--dth-color2);
  color: #ffffff;
}

.menuBox {
  margin-top: 8.8vh;
  align-items: unset;
}
.menuBox>li {
  flex: 1;
  border-right: 1px solid rgba(255, 255, 255, 0.5);
  padding: 0 2%;
  text-align: center;
  opacity: 0;
  transform: translateY(60px);
}
.menuBreak.in .menuBox>li {
  opacity: 1;
  transform: translateY(0);
  transition: all ease calc(var(--outtime) / 2 + 0.4s) var(--outtime);
}
.menuBreak.in .menuBox>li:nth-child(2) {
  transition: all ease calc(var(--outtime) / 2 + 0.5s) var(--outtime);
}
.menuBreak.in .menuBox>li:nth-child(3) {
  transition: all ease calc(var(--outtime) / 2 + 0.6s) var(--outtime);
}
.menuBreak.in .menuBox>li:nth-child(4) {
  transition: all ease calc(var(--outtime) / 2 + 0.7s) var(--outtime);
}
.menuBreak.in .menuBox>li:nth-child(5) {
  transition: all ease calc(var(--outtime) / 2 + 0.8s) var(--outtime);
}
.menuBreak.in .menuBox>li:nth-child(6) {
  transition: all ease calc(var(--outtime) / 2 + 0.9s) var(--outtime);
}
.menuBox>li>a {
  display: block;
  font-size: 16px;
  color: #ffffffe0;
  line-height: 1.5;
  margin-bottom: 2.4em;
}
.menuBox_ul {
}
.menuBox_ul>li {
}
.menuBox_ul>li>a {
  color: rgba(255, 255, 255, .5);
  transition: all .4s;
  font-size: 15px;
  line-height: 2.4;
}
.menuBox_ul>li:hover>a {
  color: #ffffff;
}

.closeMenu {
  position: absolute;
  right: 5%;
  top: 45px;
  cursor: pointer;
  width: 22px;
  height: 22px;
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
  background-image: url(../images/close.png);
  z-index: 10;
}
.menuBreak .afterColor__1 {
  background: var(--dth-color2);
  width: 50%;
  height: 100%;
  position: absolute;
  left: 100%;
  transform: skewX(-10deg);
  pointer-events: none;
  transition: all ease var(--outtime);
}
.menuBreak .afterColor__2 {
  background: #c39d9c;
  width: 60%;
  height: 100%;
  position: absolute;
  left: calc(100% + var(--outwidth));
  transform: skewX(-10deg);
  pointer-events: none;
  transition: all ease var(--outtime);
}
.menuBreak.in .afterColor__1 {
  width: calc(var(--outwidth) / 1.1);
}
.menuBreak.in .afterColor__2 {
  width: calc(var(--outwidth) / 3);
  left: calc(90% + var(--outwidth));
}

@media (max-width: 1540px) {
  .logo img {
    max-height: 90px;
  }
  .x-menu > li > a {
    padding: 0 2vw;
    line-height: 120px;
  }
  .search_btn {
    margin-left: 1.8vw;
    height: 120px;
  }
  
  .m_Left {
    width: 34%;
  }
  .m_Left_Tit h5 {
    font-size: 2vw;
  }
  .m_Right {
    width: 60%;
  }
}
@media (max-width: 1400px) {
  .logo img {
    max-height: 80px;
  }
  .x-menu > li > a {
    line-height: 110px;
    font-size: 17px;
  }
  .search_btn {
    height: 110px;
  }
  .m_Left {
    width: 30%;
  }
  .menuBox_ul>li>a {
    font-size: 14px;
  }
  .m_Right {
    width: 65%;
  }
}
@media (max-width: 1200px) {
  .logo img {
    max-height: 64px;
  }
  .x-menu > li > a {
    padding: 0 20px;
    line-height: 100px;
  }
  .menuBox_ul>li>a {
    font-size: 13px;
  }
  .search_btn {
    margin-left: 18px;
    height: 100px;
  }
  .centerBox {
    width: 95%;
  }
  .closeMenu {
    right: 2.5%;
  }
  .m_Left {
    width: 24%;
  }
  .m_Left_Tit h4 {
    font-size: 32px;
  }
  .m_Left_Tit h4 p {
    font-size: 20px;
    margin-top: 5px;
  }
  .m_Left_Tit h5 {
    font-size: 20px;
  } 
  .m_Right {
    width: 70%;
  }
  .menuBox>li>a {
    font-size: 15px;
  }
}
@media (max-width: 990px) {
  header {
    display: none;
  }
}
@media (max-width: 768px) {
}
@media (max-width: 640px) {
}

/* banner */
#banner {
  position: relative;
}
#banner li {
}
#banner li a {
  display: block;
}
#banner li .imgs {
  display: block;
}
#banner li .imgs img {
  width: 100%;
  min-height: 240px;
  object-fit: cover;
}
#banner .hi {
  display: none;
}
.banner_video {
  display: block;
  width: 100%;
  height: auto;
  position: relative;
  padding-top: calc(960 / 1920 * 100%);
}
.banner_video video {
  display: block;
  object-position: center;
  object-fit: cover;
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
}

#banner .swiper_prev,
#banner .swiper_next {
  width: 50px;
  height: 50px;
  border: solid 1px #ffffff;
  position: absolute;
  bottom: 4.16%;
  z-index: 20;
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
}

#banner .swiper_prev {
  right: calc(7.7% + 50px + 20px);
  background-image: url(../images/banner_prev.png);
}

#banner .swiper_next {
  right: 7.7%;
  background-image: url(../images/banner_next.png);
}
#banner .swiper_prev:hover,
#banner .swiper_next:hover {
  background-color: var(--dth-color);
  border: 1px solid var(--dth-color);
}

#banner .swiper-pagination {
}

#banner .swiper-pagination-bullet {
  width: 14px;
  height: 14px;
  background-color: #ffffff;
}

#banner .swiper-pagination-bullet:hover,
#banner .swiper-pagination-bullet.swiper-pagination-bullet-active {
  opacity: 1;
}

.banner_text {
  position: absolute;
  left: 0;
  top: 48.2%;
  width: 100%;
  transform: translateY(-50%);
}
.banner_text h3 {
  font-size: 66px;
  font-weight: bold;
  font-stretch: normal;
  line-height: 1.5;
  letter-spacing: 0px;
  color: #ffffff;
}
.banner_text h4 {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 42px;
  font-weight: bold;
  font-stretch: normal;
  line-height: 1.5;
  letter-spacing: 0px;
  color: #ffffff;
  margin-top: 0.946%;
}
.banner_text .mores {
  margin-top: 2.8%;
}
a.mores {
  display: block;
  font-size: 15px;
  font-weight: normal;
  font-stretch: normal;
  line-height: 3.4;
  letter-spacing: 0px;
  color: #ffffff;
  width: 12.1em;
  border-radius: 2em;
  border: solid 1px #ffffff;
  text-align: center;
  font-family: Arial;
  transition: 0.3s ease;
}
a.mores:hover {
  background-color: var(--dth-color);
  color: #fff;
  border-color: var(--dth-color);
}
.swiper_mouse {
  font-size: 12px;
  font-weight: normal;
  font-stretch: normal;
  line-height: 1;
  letter-spacing: 0px;
  color: #ffffff;
  text-align: center;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  bottom: 4.2%;
}
.swiper_mouse span {
  display: block;
  width: 1.67em;
  height: 2.5em;
  border-radius: 1em;
  border: solid 2px #ffffff;
  margin: 0 auto 1.2em;
  position: relative;
}
.swiper_mouse span::before {
  content: "";
  display: block;
  width: 0.33em;
  height: 0.83em;
  background-color: #ffffff;
  border-radius: 2px;
  opacity: 0.5;
  position: absolute;
  left: 50%;
  top: 0.4em;
  transform: translate(-50%, 0);
  animation: ban_td 1s linear infinite;
}

.swiper_mouse p {}

@keyframes ban_td {
  0% {
    transform: translate(-50%, 0);
  }
  50% {
    transform: translate(-50%, 50%);
  }
  100% {
    transform: translate(-50%, 0);
  }
}


@media (max-width: 1920px) {
  .banner_text h3 {
    font-size: 3.4vw;
  }
  .banner_text h4 {
    font-size: 2.3vw;
  }
}
@media (max-width: 1540px) {
  /* .banner_text h3 {
    font-size: 4.2vw;
  }
  .banner_text h4 {
    font-size: 2.7vw;
  } */
  a.mores {
    font-size: 14px;
  }
  #banner .swiper_prev, 
  #banner .swiper_next {
    width: 45px;
    height: 45px;
  }
}
@media (max-width: 1400px) {
  a.mores {
    font-size: 13px;
    width: 11em;
    line-height: 3.2;
  }
}
@media (max-width: 1200px) {
  #banner li .imgs img {
    min-height: 220px;
  }
  a.mores {
    width: 10em;
    font-size: 12px;
  }
  #banner .swiper_prev, 
  #banner .swiper_next {
    width: 40px;
    height: 40px;
    bottom: 30px;
  }
  #banner .swiper_next {
    right: 20px;
  }
  #banner .swiper_prev {
    right: 80px;
  }
  .banner_text h3 {
    font-size: 32px;
  }
  .banner_text h4 {
    font-size: 20px;
  }
}
@media (max-width: 990px) {
  #banner li .imgs img {
  }
  #banner .swiper-pagination {
  }
  #banner .swiper-pagination-bullet {
    width: 10px;
    height: 10px;
    margin: 0 8px;
  }
  .swiper_mouse {
    display: none;
  }
  #banner .swiper_prev, 
  #banner .swiper_next {
    width: 36px;
    height: 36px;
    bottom: 20px;
  }
  #banner .swiper_next {
    right: 12px;
  }
  #banner .swiper_prev {
    right: 60px;
  }
  .banner_text h3 {
    font-size: 26px;
  }
  .banner_text h4 {
    font-size: 18px;
  }
}
@media (max-width: 768px) {
}
@media (max-width: 640px) {
  #banner li .imgs img {
    min-height: 200px;
  }
  #banner .swiper-pagination {
    bottom: 20px;
  }
  #banner .swiper-pagination-bullet {
    width: 8px;
    height: 8px;
    margin: 0 5px;
  }
  #banner .swiper_prev, 
  #banner .swiper_next {
    width: 30px;
    height: 30px;
    bottom: 15px;
  }
  #banner .swiper_next {
    right: 12px;
  }
  #banner .swiper_prev {
    right: 50px;
  }
  .banner_text h3 {
    font-size: 22px;
  }
  .banner_text h4 {
    font-size: 15px;
  }
  a.mores {
    width: 8em;
    line-height: 2.5;
    font-size: 11px;
  }
}

/* 相同标题 */
.titles {}
.center {
  text-align: center;
  justify-content: center;
}
.tit_h2 {
  font-size: 40px;
  font-weight: bold;
  font-stretch: normal;
  line-height: 1.6;
  letter-spacing: 0px;
  color: #14212c;
}
.tit_h2.white {
  color: #ffffff;
}
.line_dot {
  display: flex;
  justify-content: center;
  align-items: center;
}
.line_dot::before {
  content: "";
  display: block;

  width: 48px;
  height: 6px;
  background-image: linear-gradient(90deg, #ffffff 0%, #c2251f 100%);
}
.line_dot span {
  display: block;
  width: 6px;
  height: 6px;
  background-color: #20479c;
  margin-left: 2px;
}
.tit_h4 {
  font-family: Gilroy-Heavy;
  font-size: 34px;
  font-weight: normal;
  font-stretch: normal;
  line-height: 1.5;
  letter-spacing: 0px;
  color: var(--dth-color);
}
.tit_h4.white {
  color: #ffffff;
}
.titles .line_dot {
  margin-top: 34px;
}
.titles .tit_h4 {
  margin-top: 0.45em;
}

.tit_h3 {
  font-size: 36px;
  font-weight: bold;
  font-stretch: normal;
  line-height: 1.5;
  letter-spacing: 0px;
  color: #14212c;
}


@media (max-width: 1540px) {
  .tit_h2 {
    font-size: 2.59vw;
  }
  .titles .line_dot {
    margin-top: 2.2vw;
  }
  .tit_h4 {
    font-size: 2.2vw;
  }
  .tit_h3 {
    font-size: 2.3vw;
  }
}
@media (max-width: 1400px) {
}
@media (max-width: 1200px) {
  .tit_h2 {
    font-size: 30px;
  }
  .titles .line_dot {
    margin-top: 20px;
  }
  .tit_h4 {
    font-size: 24px;
  }
  .line_dot::before {
    height: 5px;
    width: 40px;
  }
  .line_dot span {
    width: 5px;
    height: 5px;
  }
  .tit_h3 {
    font-size: 26px;
  }
}
@media (max-width: 990px) {
  .tit_h2 {
    font-size: 26px;
  }
  .titles .line_dot {
    margin-top: 15px;
  }
  .tit_h4 {
    font-size: 20px;
  }
  .tit_h3 {
    font-size: 24px;
  }
}
@media (max-width: 768px) {
}
@media (max-width: 640px) {
  .tit_h2 {
    font-size: 24px;
  }
  .titles .line_dot {
    margin-top: 12px;
  }
  .line_dot::before {
    height: 4px;
    width: 32px;
  }
  .line_dot span {
    width: 4px;
    height: 4px;
  }
  .tit_h4 {
    font-size: 18px;
  }
  .tit_h3 {
    font-size: 20px;
  }
}

/* 定制设备 */
.device {
  overflow: hidden;
}
.device .titles {
  /* padding: 148px 0 88px; */
  padding: 7.7vw 0 4.58vw;
}

.device_uls {
  overflow: hidden;
  --tims: 0.5s;
}
.device_uls ul {
  justify-content: space-between;
  align-items: unset;
}
.device_uls li {
  flex: 1;
  margin-right: 30px;
  overflow: hidden;
  transition: all ease var(--tims);
}
.device_uls li:last-child {
  margin-right: 0;
}
.device_uls li.curs {
  flex: 2.23;
}

.device_uls li a {
  display: block;
  position: relative;
}
.device_uls li .imgs {
  height: auto;
  overflow: hidden;
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: flex-end;
}
.device_uls li .imgs .fixed_ratio {
  padding: 0;
  /* width: 780px;
  height: 700px; */
  width: 40.625vw;
  height: 36.458vw;
  flex-shrink: 0;
  min-width: 100%;
}
.device_uls li .imgs .fixed_ratio::after {
  content: "";
  display: block;
  width: 100%;
  height: 100%;
  background-color: #14212c;
  opacity: 0.4;
  position: absolute;
  left: 0;
  top: 0;
  transition: all ease var(--tims);
}
.device_uls li.curs .imgs .fixed_ratio::after {
  opacity: 0.55;
}
.device_uls li .text_img {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 27.6vw;
  margin-left: -13.8vw;
  display: flex;
  flex-flow: column;
  align-items: center;
  justify-content: flex-start;
  transform: translateY(-50%);
}
.device_uls li .text_img .im {
  position: relative;
  width: 90px;
  height: 90px;
}
.device_uls li .text_img .im img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.device_uls li .text_img .im .cir_wrap {
  opacity: 1;
  transition-duration: .5s;
  width: 100%;
  height: 100%;
  position: absolute;
  transform: translate(-50%, -50%);
  text-align: center;
  left: 50%;
  top: 50%;
  transition: all ease var(--tims);
}
.device_uls li.curs .text_img .im .cir_wrap {
  opacity: 0;
  visibility: hidden;
}
.cir_wrap .list3_cir {
  position: absolute;
  display: block;
  border-radius: 50%;
  animation: cir-scale2 3s linear infinite;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
}
.cir_wrap .list3_cir1 {}
.cir_wrap .list3_cir2 {}
.cir_wrap .list3_cir3 {}
.cir_wrap .list3_cir1 {
  width: 100%;
  height: 100%;
  border: 1px solid #fff;
}

.list3_cir2 {
  border: 1px solid rgba(255, 255, 255, 0.6);
  width: 140%;
  height: 140%;
}

.list3_cir3 {
  border: 1px solid rgba(255, 255, 255, 0.2);
  width: 200%;
  height: 200%;
}


.device_uls li .text_img h4 {
  font-size: 30px;
  font-weight: normal;
  font-stretch: normal;
  line-height: 1;
  letter-spacing: 0px;
  color: #ffffff;
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.device_uls li .text_img .sums {
  font-size: 16px;
  font-weight: normal;
  font-stretch: normal;
  line-height: 1.875;
  letter-spacing: 0px;
  color: #ffffff;
  text-align: center;
  margin-top: 1.6vw;
  display: none;
    
  overflow : hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
}
.device_uls li.curs .text_img .sums {
}
.device_uls li .text_img .mor {
  font-size: 15px;
  font-weight: normal;
  font-stretch: normal;
  line-height: 2;
  letter-spacing: 0px;
  color: #ffffff;
  padding: 0 0.6em;
  border-bottom: 1px solid rgba(255, 255, 255, 0.5);
  margin-top: 0;
  opacity: 0;
  visibility: hidden;
  transition: all ease var(--tims);
}
.device_uls li.curs .text_img .mor {
  margin-top: 2vw;
  opacity: 1;
  visibility: visible;
}
.device_uls li .text_img .mor:hover {
  transform: translateX(-10px);
}

@keyframes cir-scale2 {
  0% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.5);
  }

  60% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.1);
  }

  100% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.5);
  }
}

@media (max-width: 1540px) {
  .device .titles {
    padding: 5% 0;
  }
  .device_uls li {
    margin-right: 2vw;
  }
  .device_uls li .text_img .im {
    width: 5.8vw;
    height: 5.8vw;
  }
  .device_uls li .text_img h4 {
    font-size: 1.94vw;
  }
  .device_uls li .text_img .sums {
    font-size: 15px;
  }
}
@media (max-width: 1400px) {
}
@media (max-width: 1200px) {
  .device .titles {
    padding: 50px 0;
  }
  .device_uls ul {
    flex-wrap: wrap;
  }
  .device_uls li:nth-child(n+1) {
    width: 50%;
    margin: 0;
    flex: none;
  }
  .device_uls li .imgs .fixed_ratio {
    width: 100%;
    height: auto;
    padding-top: calc(700 / 780 * 100%);
  }
  .device_uls li .text_img {
    width: 90%;
    margin: 0;
    left: 5%;
  }
  .device_uls li .text_img .sums {
    width: 100%;
    display: -webkit-box !important;
  }
  .device_uls li .text_img .im {
    width: 80px;
    height: 80px;
  }
  .device_uls li .text_img h4 {
    font-size: 22px;
    margin-top: 1em;
  }
  .device_uls li:nth-child(n+1) .text_img .mor {
    opacity: 1;
    visibility: visible;
    margin-top: 1em;
  }
  .device_uls li .text_img .sums {
    line-height: 1.8;
  }
  .device_uls li .text_img .mor {
    font-size: 14px;
  }
}
@media (max-width: 990px) {
  .device .titles {
    padding: 40px 0;
  }
  .device_uls li .text_img .sums {
    font-size: 14px;
  }
}
@media (max-width: 768px) {
}
@media (max-width: 640px) {
  .device .titles {
    padding: 30px 0;
  }
  .device_uls li .text_img .im {
    width: 64px;
    height: 64px;
  }
  .device_uls li .imgs .fixed_ratio {
    min-height: 320px;
  }
  .device_uls li:nth-child(n+1) {
    width: 100%;
  }
  .device_uls li .text_img h4 {
    font-size: 20px;
    margin-top: 0.5em;
  }
  .device_uls li .text_img .sums {
    margin-top: 15px;
  }
  .device_uls li .text_img .mor {
    font-size: 13px;
  }
}

/* 工艺优势 */
.advantage {
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
  padding: 8.95% 0 7.4%;
  border-bottom: 20px solid var(--dth-color);
}

.advantage_top {
  align-items: center;
  justify-content: space-between;
}
.advantage_top .titles {
  width: 70%;
}
.advantage_top .titles .tit_h4 {
  margin-top: 0;
}
.advantage_top .titles .tit_h2 {
  margin-top: 0.2em;
}
.advant_mor {
  width: auto;
  margin-left: auto;
  max-width: 24%;
}
.mores.black {
  color: #14212c;
  border-color: #14212c;
}

.advantage_bot {
  margin-top: 3.3%;
}
.advantage_bot ul {
  border-top: 1px solid rgba(44, 51, 67, 0.2);
  justify-content: space-between;
}
.advantage_bot li {
  margin-right: 4%;
}
.advantage_bot li:last-child {
  margin-right: 0;
}
.advantage_bot li a {
  display: block;
  position: relative;
}
.advantage_bot li a::before {
  content: "";
  display: block;
  width: 0%;
  height: 3px;
  position: absolute;
  top: -2px;
  left: 0;
  background-color: var(--dth-color);
  transition: all ease 0.5s;
}
.advantage_bot li.acts a::before {
  width: 100%;
}
.advantage_bot li h4 {
  font-size: 18px;
  font-weight: lighter;
  font-stretch: normal;
  line-height: 2;
  letter-spacing: 0px;
  color: #14212c;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  padding: 1em 0;
}
.advantage_bot li.acts h4 {
  color: var(--dth-color);
  font-weight: bold;
  transition: all ease 0.5s;
}

.advantage_uls {
  margin-top: 2.7%;
  background-color: #ffffff;
  position: relative;
}
.advantage_uls li {}
.advantage_uls li a {
  justify-content: space-between;
  align-items: unset;
}
.advantage_uls li .imgs {
  width: 50%;
}
.advantage_uls li .imgs .fixed_ratio {
  height: 100%;
  padding-top: calc(530 / 740 * 100%);
}
.advantage_uls li .text {
  width: 50%;
  overflow: hidden;
  padding: 7.1% 5.4% 5%;
}
.advantage_uls li .text .line_dot {
  justify-content: flex-start;
  margin-top: 4.2%;
}
.advantage_uls li .text .sums {
  font-size: 16px;
  font-weight: lighter;
  font-stretch: normal;
  line-height: 1.875;
  letter-spacing: 0px;
  color: #14212c;
  margin-top: 21px;
  overflow : hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
}


.advant_const {
  display: flex;
  justify-content: flex-start;
  align-items: center;
  position: absolute;
  left: 55.4%;
  width: 38%;
  bottom: 16.8%;
  z-index: 10;
}
.advant_const .swiper_prev,
.advant_const .swiper_next {
  display: block;
  outline: none;
  border: none;
  background: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
  background-color: rgba(32, 71, 156, 0.1);
  flex-shrink: 0;
}
.advant_const .swiper_prev {
  background-image: url(../images/dz_prev.png);
}
.advant_const .swiper_next {
  background-image: url(../images/dz_next.png);
}
.advant_const .swiper_prev:hover,
.advant_const .swiper_next:hover {
  background-color: var(--dth-color);
}
.advant_const .swiper_progress {
  width: auto;
  margin: 0 22px;
  font-size: 13px;
  font-weight: normal;
  font-stretch: normal;
  line-height: 2;
  letter-spacing: 0px;
  color: #999999;
}
.advant_const .swiper_progress span {
  color: var(--dth-color2);
  font-size: 17px;
}


@media (max-width: 1540px) {
  .advantage {
    border-bottom-width: 1.3vw;
  }
  .advantage_bot li h4 {
    font-size: 17px;
  }
  .advantage_uls li .text .sums {
    font-size: 15px;
  }
}
@media (max-width: 1400px) {  
  .advantage_uls li .text {
    padding: 5% 4.5% 4%;
  }
  .advantage_bot li h4 {
    font-size: 16px;
  }
  .advant_const {
    left: 54.5%;
    width: 39.8%;
    bottom: 14%;
  }
  .advant_const .swiper_prev, 
  .advant_const .swiper_next {
    width: 36px;
    height: 36px;
  }
  .advant_const .swiper_progress {
    margin: 0 18px;
  }
}
@media (max-width: 1200px) {
  .advantage {
    padding: 60px 0;
    border-bottom-width: 15px;
  }
  .advantage_uls li .text {
    padding: 4% 3.2% 3%;
  }
  .advantage_bot {
    margin-top: 30px;
  }
  .advantage_bot li h4 {
    font-size: 15px;
    padding: 0.8em 0;
  }
  .advant_const {
    left: 53.2%;
    width: 42.4%;
    bottom: 8%;
  }
  .advant_const .swiper_progress {
    margin: 0 12px;
  }
  .advantage_uls {
    margin-top: 30px;
  }
}
@media (max-width: 990px) {
  .advantage {
    padding: 45px 0 50px;
    border-bottom-width: 12px;
  }
  .advantage_bot {
    margin-top: 24px;
  }
  .advantage_bot ul {
    flex-wrap: wrap;
    justify-content: flex-start;
    border: none;
  }
  .advantage_bot li {
    width: 23.5%;
    margin-right: 2%;
  }
  .advantage_bot li:nth-child(4n) {
    margin-right: 0;
  }
  .advantage_bot li a {
    border: 1px solid #dfdfdf;
  }
  .advantage_bot li:nth-child(n+5) {
    margin-top: 12px;
  }
  .advantage_bot li a::before {
    display: none;
  }
  .advantage_bot li h4 {
    padding: 0.5em;
    text-align: center;
    line-height: 2;
  }
  .advantage_uls {
    margin-top: 24px;
  }
  .advantage_uls li a {
    flex-flow: column;
  }
  .advantage_uls li .imgs {
    width: 100%;
  }
  .advantage_uls li .text {
    width: 100%;
    padding: 20px 20px 50px;
  }
  .advantage_uls li .text .line_dot {
    margin-top: 12px;
  }
  .advantage_uls li .text .sums {
    margin-top: 15px;
  }
  .advant_const {
    left: auto;
    right: 0;
    bottom: 5px;
    width: 100%;
    padding: 0 2%;
    justify-content: flex-end;
  }
}
@media (max-width: 768px) {
}
@media (max-width: 640px) {
  .advantage {
    padding: 36px 0 32px;
    border-bottom-width: 8px;
  }
  .advantage_top {
    flex-flow: column;
  }
  .advantage_top .titles {
    width: 100%;
  }
  .advant_mor {
    max-width: 100%;
    margin-left: 0;
    margin-top: 10px;
    margin-right: auto;
  }
  .advantage_bot {
    margin-top: 15px;
  }
  .advantage_bot li:nth-child(n+1) {
    width: 32%;
    margin-right: 2%;
  }
  .advantage_bot li:nth-child(3n) {
    margin-right: 0;
  }
  .advantage_bot li:nth-child(n+4) {
    margin-top: 2%;
  }
  .advantage_bot li h4 {
    font-size: 14px;
  }
  .advantage_uls li .text .sums {
    font-size: 14px;
  }
}

/* 关于我们 */
.about {
  padding: 7.8% 0 7.3%;
}
.about_wz {
  font-size: 16px;
  font-weight: lighter;
  font-stretch: normal;
  line-height: 2.25;
  letter-spacing: 0px;
  color: #666666;
  text-align: justify;
  text-align-last: center;
  margin: 2.4% auto 0;
  max-width: 1090px;
}

.about_cont {
  justify-content: space-between;
  align-items: unset;
  margin-top: 2.7%;
  border-radius: 30px;
  overflow: hidden;
}
.about_img {
  width: 49.32%;
  position: relative;
}
.about_img .fixed_ratio {
  padding-top: calc(480/730 * 100%);
  height: 100%;
}

.about_video_btn {
  display: block;
  width: 9.315%;
  padding-top: 9.315%;
  position: absolute;
  top: 50%;
  left: 50%;
  border-radius: 50%;
  cursor: pointer;
  z-index: 20;
  transform: translate(-50%, -50%);
} 
.about_video_btn::before {
  content: "";
  display: block;
  width: 100%;
  height: 100%;
  background-image: url(../images/video_btn.png);
  background-color: var(--dth-color);
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
  border-radius: 50%;
  z-index: 10;
  position: absolute;
  left: 0;
  top: 0;
}

.about_video_btn .btns_bwen {
  position: absolute;
  z-index: -1;
  width: 100%;
  height: 100%;
  left: 0;
  top: 0;
  visibility: visible;
  opacity: 1;
}
.about_video_btn.cur .btns_bwen {}

/* 扩散动画 */
.about_video_btn .circle, 
.about_video_btn .circle1 {
  width: 100%;
  height: 100%;
  background: #ffffff;
  border: none;
  /* border-radius: 999px; */
  border-radius: 50%;
  position: absolute;
  top: 0;
  left: 0;
  opacity: 0;
}
.about_video_btn .circle, 
.about_video_btn .circle1  {
  /* animation: circleChange 2s 1s ease-out infinite; */
  animation-name: circleChange;
  animation-duration: 2s;
  animation-iteration-count: infinite;
  animation-timing-function: linear;
}
.about_video_btn .circle1 {
  animation-delay: 1s;
}

@keyframes circleChange {
  0%{transform: scale(1);opacity: 0.05;}
  25%{transform: scale(1.3);opacity: 0.1;}
  50%{transform: scale(1.6);opacity: 0.2;}
  75%{transform: scale(1.9);opacity: 0.1;}
  100%{transform: scale(2.2);opacity: 0;}
}


#new_video {
  position: fixed;
  left: 50%;
  top: 50%;
  /* right: 0;
  bottom: 0; */
  width: 100%;
  height: 100%;
  transform: translate(-50%, -50%);
  background-color: rgba(32, 71, 156, 0.5);
  backdrop-filter: blur(24px);
  z-index: 98;
  display: none;
}
#new_video .video_cont {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: calc(60px + 5vh) 10vw 6vh;
  width: 100%;
  height: 100%;
  position: relative;
}
#new_video .video_cont video {
  display: block;
  max-width: 100%;
  max-height: 100%;
  
  object-position: center;
  object-fit: contain;
}
.video_close {
  position: absolute;
  right: 10vw;
  top: calc(50px + 5vh);
  display: block;
  width: 24px;
  height: 24px;
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
  background-image: url("//cdn.myxypt.com/246f899e/25/07/ce92285f0b89c9eb28fcfd925990303082fe7823.png");
  cursor: pointer;
}
#new_video .video_cont img {
  display: block;
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  margin: auto;
}



.about_uls {
  width: 50.68%;
}
.about_uls ul {
  flex-wrap: wrap;
  align-items: unset;
}
.about_uls li {
  width: 50%;
}
.about_uls li .cont {
  background-color: #f5f6f9;
  overflow: hidden;
  padding: 18.4% 12.8% 17.2%;
}
.about_uls li:nth-child(2) .cont {
  background-color: #dde1e9;
}
.about_uls li .cont h5 {
  display: flex;
  align-items: flex-end;
  justify-content: flex-start;
}
.about_uls li .cont h5 .counter {
  font-family: Impact;
  font-size: 52px;
  font-weight: normal;
  font-stretch: normal;
  line-height: 1;
  letter-spacing: 0px;
  color: #14212c;
}
.about_uls li .cont h5 .dw {
  font-size: 22px;
  font-weight: lighter;
  font-stretch: normal;
  line-height: 1;
  letter-spacing: 0px;
  color: #14212c;
  margin-bottom: 0.2em;
  margin-left: 0.5em;
}
.about_uls li .cont h3 {
  font-size: 22px;
  font-weight: lighter;
  font-stretch: normal;
  line-height: 1.5;
  letter-spacing: 0px;
  color: #14212c;
  /* margin-top: 22px; */
  margin-top: 7.88%;
}

.about_uls li:nth-child(n+3) h5 .counter,
.about_uls li:nth-child(n+3) h5 .dw {
  color: #ffffff;
}
.about_uls li:nth-child(n+3) h3 {
  color: #ffffff;
}

@media (max-width: 1540px) {
  .about_img {}
  .about_uls li .cont h5 .counter {
    font-size: 3.37vw;
  }
  .about_uls li .cont h5 .dw {
    font-size: 1.42vw;
  }
  .about_uls li .cont h3 {
    font-size: 1.42vw;
  }
}
@media (max-width: 1400px) {
  .about_wz {
    font-size: 15px;
  }
}
@media (max-width: 1200px) {
  .about {
    padding: 50px 0 60px;
  }
  .about_wz {
    margin-top: 15px;
    line-height: 2.1;
  }
  .about_cont {
    border-radius: 24px;
  }
  .about_uls li .cont h5 .counter {
    font-size: 40px;
  }
  .about_uls li .cont h5 .dw {
    font-size: 16px;
  }
  .about_uls li .cont h3 {
    font-size: 16px;
  }
}
@media (max-width: 990px) {
  .about {
    padding: 40px 0 50px;
  }
  .about_cont {
    border-radius: 20px;
    flex-flow: column;
    margin-top: 24px;
  }
  .about_img {
    width: 100%;
  }
  .about_uls {
    width: 100%;
  }
  .about_uls li .cont {
    padding: 30px 20px;
  }
  .about_uls li .cont h3 {
    margin-top: 20px;
  }
}
@media (max-width: 768px) {
}
@media (max-width: 640px) {
  .about {
    padding: 32px 0;
  }
  .about_wz {
    font-size: 14px;
    line-height: 2;
    margin-top: 10px;
  }
  .about_cont {
    border-radius: 12px;
    margin-top: 15px;
  }
  .about_uls li .cont {
    padding: 20px 15px;
  }
  .about_uls li .cont h5 .counter {
    font-size: 32px;
  }
  .about_uls li .cont h5 .dw {
    font-size: 14px;
  }
  .about_uls li .cont h3 {
    margin-top: 12px;
    font-size: 14px;
  }
}

/* 优势宣传 */
.adv_promotion {
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
  padding: 74px 0 60px;
}
.adv_promotion .tit_h2 {
  margin-top: 0.1em;
}
.adv_promotion .promotion_mor {
  margin-top: 2.56%;
}
.promotion_mor .mores {}
.promotion_mor .mores:hover {
  background-color: #ffffff;
  color: var(--dth-color);
}


@media (max-width: 1540px) {
  .adv_promotion {
    padding: 4.8% 0 3.8%;
  }
}
@media (max-width: 1400px) {
}
@media (max-width: 1200px) {
  .adv_promotion {
    padding: 45px 0 40px;
  }
}
@media (max-width: 990px) {
  .adv_promotion {
    padding: 42px 0 36px;
  }
  .adv_promotion .promotion_mor {
    margin-top: 24px;
  }
}
@media (max-width: 768px) {
}
@media (max-width: 640px) {
  .adv_promotion {
    padding: 30px 0 30px;
  }
  .adv_promotion .promotion_mor {
    margin-top: 20px;
  }
}

/* 新闻动态 */
.news {
  /* padding: 7.6% 0 6.7%; */
  padding: 7.6% 0 6%;
}
.news_cont {
  margin-top: 4.2%;
  justify-content: space-between;
  align-items: unset;
}
.news_cont .tims {
  font-family: Arial;
  font-size: 14px;
  font-weight: normal;
  font-stretch: normal;
  line-height: 1.5;
  letter-spacing: 0px;
  color: #999999;
}
.news_cont .cnam {
  position: absolute;
  top: 0;
  left: 0;
  font-size: 14px;
  font-weight: normal;
  font-stretch: normal;
  line-height: 2.85;
  letter-spacing: 0px;
  color: #ffffff;
  padding: 0 1.36em 0 0.78em;
  display: block;
  z-index: 10;
  overflow: hidden;
}
.news_cont .cnam::before {
  content: "";
  display: block;
  width: 100%;
  height: 100%;
  background-color: var(--dth-color2);
  z-index: -1;
  position: absolute;
  left: 0;
  top: 0;
  transform-origin: right top;
  transform: skew(-15deg);
}
.news_left {
  width: 44%;
}
.news_left a {
  display: block;
  background-color: #f5f6f9;
}
.news_left a .imgs {
  padding-top: calc(362 / 652 * 100%);
}
.news_left .text {
  padding: 7.2% 7.67% 13%;
}
.news_left h4 {
  font-size: 24px;
  font-weight: bold;
  font-stretch: normal;
  line-height: 1.5;
  letter-spacing: 0px;
  color: #14212c;
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.news_left a:hover .text h4 {
  color: var(--dth-color);
}
.news_left .tims {
  margin-top: 3.2%;
}
.news_left .text .sums {
  font-size: 16px;
  font-weight: lighter;
  font-stretch: normal;
  line-height: 2.25;
  letter-spacing: 0px;
  color: #14212c;
  text-align: justify;
  overflow : hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  margin-top: 4.15%;
}

.news_right {
  width: 53.2%;
}
.news_industry {}
.news_industry a {
  display: block;
  background-color: #f5f6f9;
}
.news_industry .imgs {
  padding-top: calc(240 / 788 * 100%);
}
.news_industry .text {
  padding: 2.16% 4.56%;
}
.news_industry .text h4 {
  font-size: 18px;
  font-weight: bold;
  font-stretch: normal;
  line-height: 1.5;
  letter-spacing: 0px;
  color: #14212c;
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.news_industry a:hover .text h4 {
  color: var(--dth-color);
}
.news_industry .text .tims {
  margin-top: 1px;
}

.news_technical {
  background-color: #f5f6f9;
  margin-top: 4.56%;
}
.news_technical ul {
  position: relative;
  padding: 5% 4.56% 4.82%;
}
.news_technical li {
  border-bottom: 1px solid rgba(20, 33, 44, 0.1);
}
.news_technical li:nth-child(n+2) {
  margin-top: 2px;
}
.news_technical li a {
  display: block;
  padding: 3.3% 0;
}

.news_technical li h4 {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 18px;
  font-weight: normal;
  font-stretch: normal;
  line-height: 1.5;
  letter-spacing: 0px;
  color: #14212c;
}
.news_technical li:hover h4 {
  color: var(--dth-color);
}
.news_technical li .tims {
  margin-top: 1px;
}


@media (max-width: 1540px) {
  .news {
    padding: 6% 0;
  }
}
@media (max-width: 1400px) {
  .news_left h4 {
    font-size: 22px;
  }
  .news_technical li h4 {
    font-size: 17px;
  }
}
@media (max-width: 1200px) {
  .news {
    padding: 50px 0 45px;
  }
  .news_cont {
    margin-top: 36px;
  }
  .news_cont .cnam {
    font-size: 13px;
  }
  .news_cont .tims {
    font-size: 13px;
  }
  .news_left h4 {
    font-size: 20px;
  }
  .news_left .text .sums {
    font-size: 15px;
  }
  .news_industry .text {
    padding: 15px 20px;
  }
  .news_industry .text h4 {
    font-size: 17px;
  }
  .news_technical li h4 {
    font-size: 16px;
  }
}
@media (max-width: 990px) {
  .news {
    padding: 45px 0 40px;
  }
  .news_cont {
    flex-flow: column;
    margin-top: 30px;
  }
  .news_cont .tims {
    margin-top: 12px;
  }
  .news_left {
    width: 100%;
  }
  .news_left .text {
    padding: 20px;
  }
  .news_left .text .sums {
    line-height: 2.1;
    margin-top: 20px;
  }
  .news_right {
    width: 100%;
    margin-top: 20px;
  }
  .news_technical {
    margin-top: 20px;
  }
  .news_technical ul {
    padding: 30px 20px 20px;
  }
  .news_technical li a {
    padding: 15px 0;
  }
}
@media (max-width: 768px) {
}
@media (max-width: 640px) {
  .news {
    padding: 36px 0 30px;
  }
  .news_cont {
    margin-top: 20px;
  }
  .news_cont .tims {
    margin-top: 5px;
  }
  .news_left .text {
    padding: 15px 12px;
  }
  .news_left h4 {
    font-size: 18px;
  }
  .news_left .text .sums {
    line-height: 1.8;
    margin-top: 10px;
    font-size: 14px;
  }
  .news_industry .text {
    padding: 15px 12px;
  }
  .news_technical ul {
    padding: 30px 12px 12px;
  }
}

/* 友情链接 */
.ft_link {
  font-size: 14px;
  line-height: 2;
  padding: 1em 0;
  color: #14212c;
}
.ft_link a {
  font-size: inherit;
  color: inherit;
}
.ft_link a:hover {
  color: var(--dth-color);
}
.ft_link dd {
  display: inline-block;
}


@media (max-width: 1540px) {
}
@media (max-width: 1400px) {
  .ft_link {
    font-size: 13px;
  }
}
@media (max-width: 1200px) {
  .ft_link {
    padding: 0.8em 0;
  }
}
@media (max-width: 990px) {
  .ft_link {
    display: none;
  }
}
@media (max-width: 768px) {
}
@media (max-width: 640px) {
}


/* 底部 */
footer {
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
}
footer a {
  font-size: inherit;
  color: inherit;
}
footer a:hover {
  color: #ffffff;
}
.layout {
  justify-content: space-between;
  /* padding: 5.2vw 0 7vw; */
  padding: 6.7% 0 9%;
}
.layout_left {
  width: 30%;
}
.layout_logo {}
.layout_logo a {
  display: block;
}
.layout_logo img {
  display: block;
  max-width: 60%;
  max-height: 100px;
  object-fit: contain;
}
.layout_contact {
  margin-top: 6%;
}
.layout_contact ul {}
.layout_contact li {
}
.layout_contact li:nth-child(n+2) {
  margin-top: 10px;
}
.layout_contact li a {
  display: block;
}
.layout_contact li h6 {
  margin: 0;
  display: block;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 24px;
  font-weight: bold;
  font-stretch: normal;
  line-height: 1.5;
  letter-spacing: 0px;
  color: #ffffff;
}
.layout_contact li h5 {
  font-size: 16px;
  font-weight: normal;
  font-stretch: normal;
  line-height: 1.5;
  letter-spacing: 0px;
  color: #ffffff;
  margin: 0;
  display: block;
  margin-top: 2px;
}

.layout_share {
  margin-top: 9.4%;
}
.layout_share ul {
  align-items: center;
}
.layout_share li {
  margin-right: 8%;
  position: relative;
}
.layout_share li:last-child {
  margin-right: 0;
}
.layout_share li a {
  display: block;
  position: relative;
  transition: 0.3s ease;
}
.layout_share li a img {
  display: block;
  transition: 0.3s ease;
  opacity: 0.5;
}
.layout_share li:hover a img {
  opacity: 1;
}

.layout_share li .ewm {
  position: absolute;
  left: 0%;
  top: calc(100% + 15px);
  width: 120px;
  height: 120px;
  background-color: #ffffff;
  visibility: hidden;
  opacity: 0;
  transition: 0.3s ease;
  border-radius: 5px;
  overflow: hidden;
}
.layout_share li .ewm::before {
  content: "";
  display: none;
  width: 0;
  height: 0;
  border-left: 7px solid transparent;
  border-right: 7px solid transparent;
  border-bottom: 7px solid #ffffff;
  position: absolute;
  left: 5px;
  bottom: 100%;
  margin: 0;
}
.layout_share li:hover .ewm {
  visibility: visible;
  opacity: 1;
}

.layout_share li .ewm img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.layout_nav {
  width: 64%;
  max-width: 832px;
}
.layout_nav .fot_nav {
  justify-content: space-between;
}
.layout_nav .fot_nav li {
  padding-right: 4%;
}
.layout_nav .fot_nav li:last-child {
  padding-right: 0;
}
.layout_nav .fot_nav li>a {
  display: block;
  font-size: 18px;
  font-weight: bold;
  font-stretch: normal;
  line-height: 2;
  letter-spacing: 0px;
  color: #ffffff;
  margin-bottom: 0.5em;
}
.layout_nav .fot_nav .x-nav-menu {}
.layout_nav .fot_nav .x-nav-menu dd {
  font-size: 16px;
  font-weight: normal;
  font-stretch: normal;
  line-height: 2;
  letter-spacing: 0px;
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: 0.5em;
}
.layout_nav .fot_nav .x-nav-menu dd a {}


.foots {
  justify-content: space-between;
  flex-wrap: wrap;
  font-size: 14px;
  font-weight: normal;
  font-stretch: normal;
  line-height: 2;
  letter-spacing: 0px;
  color: #ffffff;
  padding: 1em 0;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}
.clearboth {
  clear: both;
}
.foots a:hover {
  color: var(--dth-color);
}
.foots>div {
  margin: 0 0.2em;
}

@media (min-width: 991px) {
  #toolbar {
    z-index: 90;
  }
}

@media (max-width: 1540px) {
  .layout {
    padding: 6% 0 7%;
  }
  .layout_logo img {
    max-height: 90px;
  }
}
@media (max-width: 1400px) {
  .layout_logo img {
    max-height: 80px;
  }
  .layout_contact li h6 {
    font-size: 22px;
  }
  .layout_contact li h5 {
    font-size: 15px;
  }
  .layout_nav .fot_nav li>a {
    font-size: 17px;
  }
  .layout_nav .fot_nav .x-nav-menu dd {
    font-size: 15px;
  }
  .foots {
    font-size: 13px;
  }
}
@media (max-width: 1200px) {
  #toolbar {
    display: none;
  }
  .layout {
    padding: 50px 0;
  }
  .layout_logo img {
    max-height: 70px;
  }
  .layout_contact li h6 {
    font-size: 20px;
  }
  .layout_contact li h5 {
    font-size: 14px;
  }
  .foots {
    font-size: 12px;
  }
}
@media (max-width: 990px) {
  .layout {
    padding: 36px 0 20px;
  }
  .layout_left {
    width: 100%;
  }
  .layout_contact {
    margin-top: 20px;
  }
  .layout_contact ul {
    display: flex;
    flex-wrap: wrap;
  }
  .layout_contact li {
  }
  .layout_contact li:nth-child(n+1) {
    margin: 0;
    margin-right: 10%;
    margin-bottom: 10px;
  }
  .layout_nav {
    display: none;
  }
  .layout_share {
    display: none;
  }
  .ft_prs,
  .ft_region {
    display: none;
  }
}
@media (max-width: 768px) {
}
@media (max-width: 640px) {
  .layout {
    padding: 24px 0 12px;
  }
  .foots {
    text-align: center;
    justify-content: center;
  }
}


/* 客服位置调整 */
/* #toolbar {
  bottom: 40%;
  transform: translateY(50%);
}
#toolbar.toolbar_index {
  left: 12px;
  right: auto;
  bottom: 50%;
  transform: translateY(50%);
}
#toolbar.toolbar_index .online-one li.phone .tel-phone {
  left: calc(100% + 5px);
  right: auto;
  transform: translateX(-100%);
}
  
#toolbar.toolbar_index  .online-one li.phone:hover .tel-phone {
  transform: translateX(0);
}

#toolbar.toolbar_index .online-one li.ewm .ewm-box {
  left: calc(100% + 5px);
  right: auto;
  transform: translateX(-100%);
}
#toolbar.toolbar_index .online-one li.ewm:hover .ewm-box {
  transform: translateX(0);
}
#toolbar.toolbar_index .online-one li.ewm .ewm-box:after {
  right: auto;
  left: -5px;
  border-width: 5px;
  border-style: dashed solid dashed dashed;
  border-color: transparent #fff transparent transparent;
  border-left: none;
} */


/* 整屏入场动画 */
@media(min-width: 1200px) {
  /* banner */
  /* .banner_slide {
    animation-fill-mode: both;
    animation-duration: 1s;
    animation-delay: 0.2s;
    animation-direction: normal;
  }
  .section.active .banner_slide {
    animation-name: fadeInUp;
  } */
}