.index_common_title {
  font-family: 'Roboto-Medium';
  font-weight: 500;
  font-size: 45px;
  color: #333333;
  text-align: center;
  font-style: normal;
  text-transform: capitalize;
  margin-bottom: 35px;
}

.index_common_title a {
  display: inline-block;
  color: #333333;
}

.index_common_title:hover a {
  color: var(--dominant-color);
}


.index_banner #sj {
  display: none;
}

.swiper-button-prev,
.swiper-container-rtl .swiper-button-next {
  width: 40px !important;
  height: 70px !important;
  background: url(../images/home/banner-perv.png) no-repeat center center !important;
  border: 1px solid #FFFFFF;
  background-size: auto;
  left: 10px;
  right: auto
}

.swiper-button-next:hover {
  background-color: var(--dominant-color);
}


.swiper-button-prev:hover {
  background-color: var(--dominant-color);
}


.swiper-button-next,
.swiper-container-rtl .swiper-button-prev {
  width: 40px !important;
  height: 70px !important;
  background: url(../images/home/banner-next.png) no-repeat center center !important;
  border: 1px solid #FFFFFF;
  background-size: auto;
  right: 10px;
  left: auto
}

.slider_banner:hover .swiper-button-prev {
  left: 120px;
  opacity: 1;
}

.slider_banner:hover .swiper-button-next {
  right: 120px;
  opacity: 1;
}

.index_banner .swiper-button-next:after,
.index_banner .swiper-button-prev:after {
  font-family: none !important;
  content: '' !important;
}

.index_banner {
  position: relative;
  z-index: 100;
}

.index_banner .swiper-slide {
  height: auto;
  overflow: visible !important;
}

.index_introduction {
  background-color: var(--dominant-color);
  padding: 4% 0 0;
}

.index_introduction .swiper-container-horizontal>.swiper-pagination-bullets,
.index_introduction .swiper-pagination-custom,
.index_introduction .swiper-pagination-fraction {
  bottom: 30px;
}

.index_introduction .swiper-pagination {
  display: none;
}

.index_introduction .introduction_wrap {
  padding-bottom: 5%;
}

.index_introduction .introduction_wrap .swiper-pagination-bullet {
  width: 10px;
  height: 10px;
  background: #0D6CAE;
  opacity: 1;
  border-radius: 50%;
}

.index_introduction .introduction_wrap .swiper-pagination-bullet-active {
  background: #FFFFFF;
}

.index_introduction .introduction_wrap .introduction_item {
  padding: 35px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 14px 14px 14px 14px;
  transition: all .5s ease;
}

.index_introduction .introduction_wrap .introduction_item:hover {
  background: #0D6CAE;
}

.index_introduction .introduction_wrap .introduction_item .item_icon {
  width: 50px;
  height: 50px;
  text-align: center;
  line-height: 50px;
  background: rgba(255, 255, 255, 0.4);
  border-radius: 25px 25px 25px 25px;
}

.index_introduction .introduction_wrap .introduction_item .item_icon img {
  width: 75%;
  height: 75%;
  object-fit: contain;
}

.index_introduction .introduction_wrap .introduction_item .item_title {
  font-family: 'Roboto-Medium';
  font-weight: 500;
  font-size: 24px;
  color: #FFFFFF;
  text-align: left;
  font-style: normal;
  text-transform: capitalize;
  margin: 15px 0;
}

.index_introduction .introduction_wrap .introduction_item .item_cont {
  font-family: 'Roboto-Regular';
  font-weight: 400;
  font-size: 16px;
  color: #FFFFFF;
  text-align: left;
  font-style: normal;
  text-transform: capitalize;
  overflow: hidden;
}

.index_product {
  margin-top: 5%;
}

.index_product .pro_tit_bar {
  margin-bottom: 45px;
}

.index_product .pro_tit_bar .tab-link {
  padding: 10px 40px;
  background: #ECEFF1;
  border-radius: 30px;
  font-family: 'Roboto-Regular';
  font-weight: 400;
  font-size: 16px;
  color: #333333;
  text-align: left;
  font-style: normal;
  text-transform: capitalize;
  margin-right: 36px;
  cursor: pointer;
}

.index_product .pro_tit_bar .tab-link.active {
  background-color: var(--dominant-color);
  color: #FFFFFF;
}

.index_product .tab-pane {
  display: none;
}

.index_product .tab-pane.active {
  display: block;
}

.index_product .tab-pane .pro_list {
  justify-content: flex-start;
  align-items: flex-start;
  flex-wrap: wrap;
}

.index_product .tab-pane .pro_list .pro_item {
  width: 30.5%;
  margin-right: 30px;
  margin-bottom: 30px;
}

.index_product .tab-pane .pro_list .pro_item .item_img {
  width: 100%;
  position: relative;
  height: 0;
  overflow: hidden;
  padding-bottom: 66%;
}

.index_product .tab-pane .pro_list .pro_item .item_img:before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, .3);
  z-index: 20;
  transform: scale(.5);
  opacity: 0;
  transition: all .5s ease;
}

.index_product .tab-pane .pro_list .pro_item:hover .item_img:before {
  opacity: 1;
  transform: scale(1);
}

.index_product .tab-pane .pro_list .pro_item .item_img .item_details {
  position: absolute;
  bottom: -20%;
  left: 50%;
  transform: translate(-50%, 50%);
  z-index: 20;
  width: 100%;
  font-family: 'Roboto-Regular';
  font-weight: 400;
  font-size: 16px;
  color: #FFFFFF;
  text-align: center;
  font-style: normal;
  text-transform: capitalize;
  transition: all .5s ease;
}

.index_product .tab-pane .pro_list .pro_item:hover .item_img .item_details {
  bottom: 50%;
}

.index_product .tab-pane .pro_list .pro_item .item_img img {
  position: absolute;
  width: 100%;
  height: 100%;
  left: 0;
  top: 0;
  object-fit: cover;
  z-index: 9;
  -webkit-transition: all .5s ease-out 0ms;
  -moz-transition: all .5s ease-out 0ms;
  -o-transition: all .5s ease-out 0ms;
  transition: all .5s ease-out 0ms;
}

.index_product .tab-pane .pro_list .pro_item:hover .item_img img {
  -webkit-transform: scale(1.08);
  -moz-transform: scale(1.08);
  -o-transform: scale(1.08);
  transform: scale(1.08);
}

.index_product .tab-pane .pro_list .pro_item .item_title {
  font-family: 'Roboto-Regular';
  font-weight: 400;
  font-size: 16px;
  color: #000000;
  text-align: left;
  font-style: normal;
  text-transform: capitalize;
  margin-top: 15px;
}

.index_product .tab-pane .pro_list .pro_item .item_title a {
  display: inline-block;
  color: #000000;
}

.index_product .tab-pane .pro_list .pro_item:hover .item_title a {
  color: var(--dominant-color);
}

.index_application {
  position: relative;
  margin-top: 5%;
  padding: 8% 0 26%;
  z-index: 90;
}

.index_application::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  /* background: linear-gradient(to right, rgba(41, 137, 204, .9) 36%, transparent); */
  background: linear-gradient(270deg, rgba(41, 137, 204, 0) 0%, rgba(41, 137, 204, 0.9) 64.25%);
  z-index: 1;
}

.index_application .app_title {
  position: relative;
  z-index: 99;
  text-align: left;

}

.index_application .app_title a {
  color: #FFFFFF;

}

.index_application .app_title a:hover {
  text-decoration: underline;
}

.index_application .app_desc {
  position: relative;
  z-index: 99;
  font-family: 'Roboto-Regular';
  font-weight: 400;
  font-size: 16px;
  color: #FFFFFF;
  line-height: 26px;
  text-align: left;
  font-style: normal;
  text-transform: none;
  max-width: 670px;
  margin-left: 0;
  margin-right: auto;
  margin-bottom: 30px;
}

.index_application .app_btn a {
  position: relative;
  z-index: 99;
  padding: 10px 50px;
  display: inline-block;
  background-color: var(--dominant-color);
  border: 2px solid var(--dominant-color);
  font-family: 'Roboto-Regular';
  font-weight: 400;
  font-size: 16px;
  color: #FFFFFF;
  text-align: left;
  font-style: normal;
  text-transform: capitalize;
  border-radius: 5px 5px 5px 5px;
  box-shadow: rgba(0, 0, 0, 0.16) 0px 1px 4px;
}

.index_application .app_btn a:hover {
  background-color: #FFFFFF;
  color: var(--dominant-color);
}

.index_application .app_btn a:after {
  content: '';
  display: inline-block;
  width: 13px;
  height: 13px;
  background: url(../images/home/read_more.png) no-repeat center center / 100%;
  margin-left: 10px;
}

.index_application .app_btn a:hover:after {
  background: url(../images/home/read_more_hover.png) no-repeat center center / 100%;
}

.index_about {
  position: relative;
  margin-top: -15%;
  padding: 8% 0 5%;
  background: url(../images/home/about_bg.png) no-repeat top center / cover;
  z-index: 99;

}

.index_about .about_map img {
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translate(-50%, 0);
  width: 655px;
  height: 347px;
  object-fit: cover;
}

.index_about .about_wrap {
  justify-content: space-between;
  align-items: flex-start;
}

.index_about .about_wrap .about_left {
  width: 50%;
}

.index_about .about_wrap .about_left .about_title {
  text-align: left;
}

.index_about .about_wrap .about_left .about_desc {
  font-family: 'Roboto-Regular';
  font-weight: 400;
  font-size: 16px;
  color: #999999;
  line-height: 32px;
  text-align: left;
  font-style: normal;
  text-transform: capitalize;
}

.index_about .about_wrap .about_left .about_data {
  margin: 35px 0;
}

.index_about .about_wrap .about_left .about_data .data_list {
  justify-content: flex-start;
  align-items: center;
}

.index_about .about_wrap .about_left .about_data .data_list .data_item {
  position: relative;
  width: auto;
  padding-left: 20px;
  margin-right: 80px;

}

.index_about .about_wrap .about_left .about_data .data_list .data_item:last-child {
  margin-right: 0;
}

.index_about .about_wrap .about_left .about_data .data_list .data_item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  display: inline-block;
  width: 4px;
  height: 90%;
  border-radius: 2px;
  background-color: var(--dominant-color);
}

.index_about .about_wrap .about_left .about_data .data_list .data_item .item_num {
  font-family: 'Roboto-Medium';
  font-weight: 500;
  font-size: 30px;
  color: var(--dominant-color);
  text-align: left;
  font-style: normal;
  text-transform: none;
}

.index_about .about_wrap .about_left .about_data .data_list .data_item .item_txt {
  font-family: 'Roboto-Regular';
  font-weight: 400;
  font-size: 16px;
  color: #999999;
  text-align: left;
  font-style: normal;
  text-transform: capitalize;
  margin-top: 5px;
}

.index_about .about_wrap .about_left .about_btn a {
  position: relative;
  z-index: 99;
  padding: 10px 35px;
  display: inline-block;
  background-color: var(--dominant-color);
  border: 2px solid var(--dominant-color);
  font-family: 'Roboto-Regular';
  font-weight: 400;
  font-size: 16px;
  color: #FFFFFF;
  text-align: left;
  font-style: normal;
  text-transform: capitalize;
  border-radius: 5px 5px 5px 5px;
}

.index_about .about_wrap .about_left .about_btn a:hover {
  background-color: #FFFFFF;
  color: var(--dominant-color);
}

.index_about .about_wrap .about_left .about_btn a:after {
  content: '';
  display: inline-block;
  width: 13px;
  height: 13px;
  background: url(../images/home/read_more.png) no-repeat center center / 100%;
  margin-left: 10px;
}

.index_about .about_wrap .about_left .about_btn a:hover:after {
  background: url(../images/home/read_more_hover.png) no-repeat center center / 100%;
}

.index_about .about_wrap .about_right {
  width: 40%;
}

.index_about .about_wrap .about_right .about_img {
  width: 100%;
  position: relative;
  height: 0;
  overflow: hidden;
  padding-bottom: 65%;
  border-radius: 14px 14px 14px 14px;

}

.index_about .about_wrap .about_right .about_img img {
  position: absolute;
  width: 100%;
  height: 100%;
  left: 0;
  top: 0;
  object-fit: cover;
  border-radius: 14px 14px 14px 14px;
  -webkit-transition: all .5s ease-out 0ms;
  -moz-transition: all .5s ease-out 0ms;
  -o-transition: all .5s ease-out 0ms;
  transition: all .5s ease-out 0ms;
}

.index_about .about_wrap .about_right .about_img:hover img {
  -webkit-transform: scale(1.08);
  -moz-transform: scale(1.08);
  -o-transform: scale(1.08);
  transform: scale(1.08);
}

.index_about .about_wrap .about_right .about_youtube {
  width: 100%;
  max-width: 278px;
  position: relative;
  height: 0;
  padding-bottom: 59%;
  border-radius: 14px 14px 14px 14px;
  margin-top: -20%;
  margin-left: -20%;
}

.index_about .about_wrap .about_right .about_youtube:before {
  content: '';
  position: absolute;
  left: -5px;
  bottom: -5px;
  width: 100%;
  height: 100%;
  background: #FFFFFF;
  box-shadow: 0px 2px 10px 0px rgba(0, 0, 0, 0.1);
  border-radius: 14px 14px 14px 14px;
}

.index_about .about_wrap .about_right .about_youtube .youtube_bg {
  position: absolute;
  width: 100%;
  height: 100%;
  left: 0;
  top: 0;
  object-fit: cover;
  border-radius: 14px 14px 14px 14px;

}

.index_about .about_wrap .about_right .about_youtube .video_play {
  position: absolute;
  display: inline-block;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 60px;
  height: 60px;
  text-align: center;
  line-height: 58px;
  background: rgba(41, 137, 204, 0.8);
  border-radius: 30px 30px 30px 30px;
  cursor: pointer;
}

.index_about .about_wrap .about_right .about_youtube .video_play img {
  position: relative;
  width: 15px;
  height: 20px;
  object-fit: contain;
  z-index: 99;
}

.index_about .about_wrap .about_right .about_youtube .video_play:before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 10;
  display: inline-block;
  width: 80px;
  height: 80px;
  border-radius: 40px 40px 40px 40px;
  border: 1px solid #FFFFFF;
}

.index_about .about_wrap .about_right .youtube_box {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  display: inline-block;
  width: 60%;
  height: 60vh;
  z-index: 99999;
  display: none;
}

.index_about .about_wrap .about_right .youtube_box .video_close {
  position: absolute;
  right: -10px;
  top: -10px;
  width: 30px;
  height: 30px;
  background: url(../images/home/fancy_close.png) no-repeat center center;
  cursor: pointer;
  z-index: 1;
}

.index_advantage {
  margin-top: 5%;
  background: #F5F5F5;
  padding: 3% 0;
}

.index_advantage .advantage_stitle {
  font-family: 'Roboto-Regular';
  font-weight: 400;
  font-size: 16px;
  color: var(--dominant-color);
  text-align: left;
  font-style: normal;
  text-transform: none;
}

.index_advantage .advantage_title {
  text-align: left;
}

.index_advantage .adv_wrap {
  justify-content: space-between;
  align-items: flex-start;
}

.index_advantage .adv_wrap .adv_left {
  width: 48%;
}

.index_advantage .adv_wrap .adv_left .adv_list .adv_item {
  border-bottom: 1px solid rgba(41, 137, 204, 0.30);
  padding-bottom: 30px;
  margin-bottom: 30px;
}

.index_advantage .adv_wrap .adv_left .adv_list .adv_item .item_title {
  font-family: 'Roboto-Regular';
  font-weight: 400;
  font-size: 18px;
  color: #666666;
  text-align: left;
  font-style: normal;
  text-transform: capitalize;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.index_advantage .adv_wrap .adv_left .adv_list .adv_item.active .item_title {
  font-family: 'Roboto-Medium';
  font-weight: 500;
  font-size: 18px;
  color: var(--dominant-color);
  text-align: left;
  font-style: normal;
  text-transform: capitalize;
}

.index_advantage .adv_wrap .adv_left .adv_list .adv_item .item_title .item_icon {
  width: 30px;
  height: 30px;
}

.index_advantage .adv_wrap .adv_left .adv_list .adv_item .item_title .item_icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.index_advantage .adv_wrap .adv_left .adv_list .adv_item .item_title span {
  width: calc(100% - 45px);
}

.index_advantage .adv_wrap .adv_left .adv_list .adv_item .item_cont {
  display: none;
}

.index_advantage .adv_wrap .adv_left .adv_list .adv_item .item_cont .item_desc {
  font-family: 'Roboto-Regular';
  font-weight: 400;
  font-size: 16px;
  color: #999999;
  line-height: 32px;
  text-align: left;
  font-style: normal;
  text-transform: capitalize;
  margin: 15px 0;
}

.index_advantage .adv_wrap .adv_left .adv_list .adv_item .item_cont .item_btn a {
  position: relative;
  z-index: 95;
  padding: 10px 35px;
  display: inline-block;
  background-color: var(--dominant-color);
  border: 2px solid var(--dominant-color);
  font-family: 'Roboto-Regular';
  font-weight: 400;
  font-size: 16px;
  color: #FFFFFF;
  text-align: left;
  font-style: normal;
  text-transform: capitalize;
  border-radius: 27px 27px 27px 27px;
}

.index_advantage .adv_wrap .adv_left .adv_list .adv_item .item_cont .item_btn a:hover {
  background-color: #FFFFFF;
  color: var(--dominant-color);
}

.index_advantage .adv_wrap .adv_left .adv_list .adv_item .item_cont .item_btn a:after {
  content: '';
  display: inline-block;
  width: 13px;
  height: 13px;
  background: url(../images/home/read_more.png) no-repeat center center / 100%;
  margin-left: 10px;
}

.index_advantage .adv_wrap .adv_left .adv_list .adv_item .item_cont .item_btn a:hover:after {
  background: url(../images/home/read_more_hover.png) no-repeat center center / 100%;
}



.index_advantage .adv_wrap .adv_right {
  width: 48%;
}

.index_advantage .adv_wrap .adv_right .adv_images .pic_item {
  display: none;
  width: 100%;
  position: relative;
  height: 0;
  overflow: hidden;
  padding-bottom: 75.5%;
  border-radius: 10px;
}

.index_advantage .adv_wrap .adv_right .adv_images .pic_item img {
  position: absolute;
  width: 100%;
  height: 100%;
  left: 0;
  top: 0;
  object-fit: cover;
  border-radius: 10px;
  -webkit-transition: all .5s ease-out 0ms;
  -moz-transition: all .5s ease-out 0ms;
  -o-transition: all .5s ease-out 0ms;
  transition: all .5s ease-out 0ms;
}

.index_advantage .adv_wrap .adv_right .adv_images .pic_item:hover img {
  -webkit-transform: scale(1.08);
  -moz-transform: scale(1.08);
  -o-transform: scale(1.08);
  transform: scale(1.08);
}

.index_advantage .adv_wrap .adv_right .adv_images .pic_item.active {
  display: block;
}

.index_news {
  margin: 5% 0;
}

.index_news .news_top {
  justify-content: space-between;
  align-items: center;
  margin-bottom: 30px;
}

.index_news .news_top .news_title {
  text-align: left;
  margin-bottom: 10px;
}

.index_news .news_top .news_title span {
  color: var(--dominant-color);
}

.index_news .news_top .news_desc {
  font-family: 'Roboto-Regular';
  font-weight: 400;
  font-size: 16px;
  color: #999999;
  line-height: 32px;
  text-align: left;
  font-style: normal;
  text-transform: capitalize;
  max-width: 940px;
}

.index_news .news_top .news_btn a {
  position: relative;
  z-index: 90;
  padding: 10px 35px;
  display: inline-block;
  background-color: var(--dominant-color);
  border: 2px solid var(--dominant-color);
  font-family: 'Roboto-Regular';
  font-weight: 400;
  font-size: 16px;
  color: #FFFFFF;
  text-align: left;
  font-style: normal;
  text-transform: capitalize;
  border-radius: 27px 27px 27px 27px;
}

.index_news .news_top .news_btn a:hover {
  background-color: #FFFFFF;
  color: var(--dominant-color);
}

.index_news .news_wrap .news_list {
  justify-content: flex-start;
  align-items: flex-start;
}

.index_news .news_wrap .news_list .news_item {
  width: 31%;
  margin-right: 30px;
}

.index_news .news_wrap .news_list .news_item:last-child {
  margin-right: 0;
}

.index_news .news_wrap .news_list .news_item .item_img {
  width: 100%;
  position: relative;
  height: 0;
  overflow: hidden;
  padding-bottom: 53.5%;
  border-radius: 10px 10px 0px 0px;
}

.index_news .news_wrap .news_list .news_item .item_img img {
  position: absolute;
  width: 100%;
  height: 100%;
  left: 0;
  top: 0;
  object-fit: cover;
  border-radius: 10px 10px 0px 0px;
  -webkit-transition: all .5s ease-out 0ms;
  -moz-transition: all .5s ease-out 0ms;
  -o-transition: all .5s ease-out 0ms;
  transition: all .5s ease-out 0ms;
}

.index_news .news_wrap .news_list .news_item:hover .item_img img {
  -webkit-transform: scale(1.08);
  -moz-transform: scale(1.08);
  -o-transform: scale(1.08);
  transform: scale(1.08);
}

.index_news .news_wrap .news_list .news_item .item_info {
  background: #F7F7F7;
  padding: 20px;
}

.index_news .news_wrap .news_list .news_item .item_info .item_title {
  font-family: 'Roboto-Medium';
  font-weight: 600;
  font-size: 16px;
  color: #333333;
  line-height: 24px;
  text-align: left;
  font-style: normal;
  text-transform: capitalize;
}

.index_news .news_wrap .news_list .news_item .item_info .item_title a {
  display: inline-block;
  color: #333333;
  height: 48px;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
  text-overflow: ellipsis;
}

.index_news .news_wrap .news_list .news_item:hover .item_info .item_title a {
  color: var(--dominant-color);
}

.index_news .news_wrap .news_list .news_item .item_info .item_date {
  font-family: 'Roboto-Regular';
  font-weight: 400;
  font-size: 16px;
  color: #999999;
  text-align: left;
  font-style: normal;
  text-transform: none;
  margin: 10px 0;
}

.index_news .news_wrap .news_list .news_item .item_info .item_desc {
  font-family: 'Roboto-Regular';
  font-weight: 400;
  font-size: 16px;
  color: #999999;
  line-height: 24px;
  text-align: left;
  font-style: normal;
  text-transform: none;
}

.index_news .news_wrap .news_list .news_item .item_info .item_desc a {
  display: inline-block;
  color: #999999;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
  text-overflow: ellipsis;
}

.index_news .news_wrap .news_list .news_item .item_btn {
  background: #F7F7F7;
  border-radius: 0px 0px 10px 10px;
  padding: 10px 20px;
  border-top: 1px solid rgba(217, 217, 217, 0.8);

}

.index_news .news_wrap .news_list .news_item .item_btn a {
  display: block;
  font-family: Roboto, Roboto;
  font-weight: 400;
  font-size: 16px;
  color: #2989CC;
  line-height: 32px;
  text-align: left;
  font-style: normal;
  text-transform: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.index_news .news_wrap .news_list .news_item .item_btn a:after {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  border-top: 2px solid #2989CC;
  border-right: 2px solid #2989CC;
  transform: rotate(45deg);
  margin-left: 10px;
}

.index_product ::-webkit-scrollbar {
  width: 1px;
  height: 1px;
}

.index_product ::-webkit-scrollbar-button:vertical {
  display: none;
}

.index_product ::-webkit-scrollbar-track:vertical {
  background-color: black;
  height: 1px;
}

.index_product ::-webkit-scrollbar-track-piece {
  background: #E3E3E3;
}

.index_product ::-webkit-scrollbar-thumb:vertical {
  background-color: var(--dominant-color);
  border-radius: 30px;
  height: 1px;
}

.index_product ::-webkit-scrollbar-thumb:horizontal {
  background-color: var(--dominant-color);
  border-radius: 30px
}

.index_product ::-webkit-scrollbar-thumb:horizontal:hover {
  background-color: var(--dominant-color);
}


.index_product ::-webkit-scrollbar-thumb:vertical:hover {
  background-color: var(--dominant-color);
}

.index_product ::-webkit-scrollbar-corner:vertical {
  background: #D9D9D9;
}

.index_product ::-webkit-scrollbar-resizer:vertical {
  background-color: var(--dominant-color);
}

@media only screen and (max-width: 1400px) {

  .index_introduction .swiper-pagination {
    display: block;
  }

  .index_introduction .introduction_wrap .introduction_item .item_cont {
    height: 48px;
  }
}

@media only screen and (max-width: 1200px) {
  .index_product .tab-pane .pro_list .pro_item {
    width: 30%;
  }

  .index_news .news_top .news_desc {
    max-width: 800px;
  }

  .index_introduction .introduction_wrap .introduction_item .item_cont {
    height: 72px;
  }
}

@media only screen and (max-width: 1024px) {
  .index_product .pro_tit_bar .tab-list {
    white-space: nowrap;
    overflow-x: auto;
    padding-bottom: 10px;
    justify-content: flex-start;
  }

}

@media only screen and (max-width: 950px) {
  .index_common_title {
    font-size: 24px !important;
    line-height: 1.3;
    margin-bottom: 25px;
  }

  .index_banner #sj {
    display: block;
  }

  .index_banner #pc {
    display: none;
  }

  .index_introduction .introduction_wrap .introduction_item .item_cont {
    height: 48px;
  }

  .index_product .tab-pane .pro_list .pro_item {
    width: 47%;

  }

  .index_product .tab-pane .pro_list .pro_item:nth-child(2n) {
    margin-right: 0 !important;
  }

  .index_product .tab-pane .pro_list .pro_item:nth-child(3n) {
    margin-right: 30px;
  }

  .index_about {
    background-size: 100%;
  }

  .index_about .about_wrap {
    flex-direction: column;
  }

  .index_about .about_map img {
    top: 13%;
    bottom: auto;
    width: 95%;
    height: auto;
    object-fit: contain;
  }

  .index_about .about_wrap .about_right .youtube_box {
    width: 90%;
    height: 60vh;
  }

  .index_about .about_wrap .about_left {
    width: 100%;
    margin-bottom: 30px;
  }

  .index_about .about_wrap .about_right {
    width: 100%;
  }

  .index_about .about_wrap .about_right .about_img img {
    margin-left: 5%;
  }

  .index_about .about_wrap .about_right .about_youtube {
    width: 95%;
    max-width: unset;
    margin-left: 0;
  }

  .index_advantage .adv_wrap {
    flex-direction: column;
    align-items: center;
  }

  .index_advantage .adv_wrap .adv_left {
    width: 100%;
    margin-bottom: 30px;
  }

  .index_advantage .adv_wrap .adv_right {
    width: 100%;
  }

  .index_news .news_top {
    flex-direction: column;
    align-items: flex-start;
  }

  .index_news .news_top .news_btn a {
    margin-top: 30px;
  }

  .index_news .news_wrap .news_list {
    flex-direction: column;
    align-items: center;
  }

  .index_news .news_wrap .news_list .news_item {
    width: 100%;
    margin-right: 0;
    margin-bottom: 30px;
  }

  .index_news .news_wrap .news_list .news_item .item_info .item_title a {
    height: auto;
    -webkit-line-clamp: unset;
    overflow: visible;
  }

  .index_news .news_wrap .news_list .news_item .item_info .item_desc a {
    height: auto;
    -webkit-line-clamp: unset;
    overflow: visible;
  }
}

@media only screen and (max-width: 768px) {
  .index_about .about_map img {
    top: 40%;
  }

  .index_introduction {
    padding: 8% 0 5%;
  }

  .index_introduction .introduction_wrap .introduction_item .item_cont {
    height: auto;
    overflow: visible;
  }

  .index_introduction .swiper-container-horizontal>.swiper-pagination-bullets,
  .index_introduction .swiper-pagination-custom,
  .index_introduction .swiper-pagination-fraction {
    bottom: 0;
  }
}

@media only screen and (max-width: 640px) {
  .index_product .tab-pane .pro_list .pro_item {
    width: 100%;
    margin-right: 0 !important;
  }
}