.index_mb_section1 {
    width: 100%;
    height: 68vw;
    background: url(https://files.yidatec.com/img/mob/index/header-bg.png) no-repeat;
    background-size: 100% 100%;
    padding: 12.5vw 9.8vw;
    box-sizing: border-box;
    margin-top: 16vw;
}

.index_mb_section1_text1 {
    font-size: 5.3vw;
    font-weight: 500;
    color: #FFFFFF;
    line-height: 8vw;
}
.index_mb_section1_text1_en {
    font-size: 5.3vw;
    font-weight: 500;
    color: #FFFFFF;
    line-height: 8vw;
}
.index_mb_section1_line {
    width: 8.79vw;
    height: 0.53vw;
    background: #3580FF;
    margin: 5.3vw 0;
}

.index_mb_section1_text2 {
    font-size: 3.4vw;
    font-weight: 500;
    color: #FFFFFF;
    line-height: 5.3vw;
}
.index_mb_section1_text2_en {
    font-size: 3.4vw;
    font-weight: 500;
    color: #FFFFFF;
    line-height: 5.3vw;
}
.index_mb_section2 {
    width: 100%;
    height: 83.2vw;
    background: #F5F5F5;
    box-sizing: border-box;
    padding: 7.4vw 6.4vw;
}
.index_mb_section2_en {
    width: 100%;
    min-height: 83.2vw;
    background: #F5F5F5;
    box-sizing: border-box;
    padding: 7.4vw 6.4vw;
    position: relative;
    overflow: hidden;
}
.swiper-slide{
    width: 100%;
    height: 100%;
}
.index_mb_section2_text {
    box-sizing: border-box;
    padding: 0 6.4vw;
    margin-top: 13.86vw;
}

.index_mb_section2_text1 {
    font-size: 4vw;
    font-weight: 500;
    color: #282D32;
    line-height: 4.26vw;
}

.index_mb_section3_content {
    box-sizing: border-box;
    padding: 0 6.4vw;
}
.index_mb_section3_content_list{
    display: none;
}
.index_mb_section3_content_title {
    font-size: 3.46vw;
    font-weight: 500;
    color: #282D32;
    line-height: 4.26vw;
    margin-bottom: 3.46vw;
}

.index_mb_section3_content_decs {
    font-size: 3.2vw;
    font-weight: 300;
    color: #4C4C4C;
    line-height: 4.8vw;
    margin-bottom: 10vw;
}

.index_mb_section2_line {
    width: 8.79vw;
    height: 0.53vw;
    background: #3580FF;
    margin: 2.9vw 0;
}

.index_mb_section4_line {
    width: 8.79vw;
    height: 0.53vw;
    background: #3580FF;
    margin: 2.9vw 0 8.8vw 0;
}

.index_mb_section2_tab {
    width: 100%;
    display: flex;
    justify-content: space-between;
    border-bottom: 1px solid #30363D;
}

.index_mb_section2_tab_item {
    font-size: 3.2vw;
    font-weight: 300;
    color: #0F0F0F;
    line-height: 4.vw;
}

.index_mb_section2_tab_item_active {
    font-weight: 500;
    border-bottom: 0.5vw solid #30363D;
    padding-bottom: 3.7vw;

}

.index_mb_section2_cont {
    width: 100%;
    height: 39.2vw;
    background-color: #FFFFFF;
    border-radius: 0.8vw;
    margin-top: 7.2vw;
}

.index_mb_section2_cont_item {
    width: 100%;
    height: 100%;
    display: none;
}

.index_mb_section2_cont_item_current {
    display: block;
}

.index_mb_section2_cont_item_left {
    width: 28.79vw;
    height: 100%;
    float: left;
    margin-right: 3.93vw;

}

.index_mb_section2_cont_item_right {
    box-sizing: border-box;
    padding: 7vw 7.93vw;
}
.index_mb_section2_cont_item_right_en {
    width: 100%;
    height: auto;
    box-sizing: border-box;
    padding: 5vw 3.93vw;
}
.index_mb_section2_cont_item_right_top {
    display: flex;
    justify-content: flex-start;
    align-items: center;
    font-size: 3.46vw;
    font-weight: 500;
    color: #0F0F0F;
    line-height: 4.2vw;
    margin-bottom: 4.5vw;
}

.index_mb_section2_icon {
    width: 3.73vw;
    height: 2.67vw;
    margin-right: 1.6vw;
}

.index_mb_section2_cont_item_right_p {
    font-size: 2.93vw;
    font-weight: 400;
    color: #4C4C4C;
    line-height: 4vw;
}

.index_mb_section3 {
    width: 100%;
    min-height: 113.8vw;
}

.index_mb_section3_cont {
    box-sizing: border-box;
    padding: 7.4vw 6.4vw;
}

.swiper {
    width: 100%;
    /* height: 20.93vw */
}

.index_mb_section4 {
    width: 100%;
    height: 116vw;
    background: url(https://files.yidatec.com/img/mob/index/news-bg.png) no-repeat;
    background-size: 100% 100%;
    box-sizing: border-box;
    padding: 7.4vw 6.4vw;
}

.index_mb_section4_top {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.index_mb_section4_btn {
    width: 20vw;
    height: 6.13vw;
    background: #30363D;
    color: #fff;
    border-radius: 2.93vw;
    font-size: 2.4vw;
    text-align: center;
    line-height: 6.13vw;
    letter-spacing: 0.5vw;
}
.index_mb_section4_btn a{
    display: inline-block;
    color: #fff;
}
.index_mb_section4_newsList {
    width: 100%;
    height: 24vw;
    display: flex;
    justify-content: flex-start;
    margin-bottom: 4vw;
}

.index_mb_section4_newsList_left {
    margin-left: 2.6vw;
    flex: 1;
}

.index_mb_section4_newsList_img {
    width: 37.6vw;
    height: 100%;
}

.index_mb_section4_newsList_left_title {
    font-size: 3.2vw;
    font-weight: 400;
    color: #000000;
    line-height: 10.1vw;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;

}

.index_mb_section4_newsList_left_desc {
    font-size: 2.93vw;
    font-weight: 300;
    color: #000000;
    line-height: 4vw;
    opacity: 0.89;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;

}

.index_mb_section4_newsList_left_time {
    font-size: 2.67vw;
    font-weight: 400;
    color: #4C4C4C;
    line-height: 3.47vw;
    margin-top: 2.67vw;
}
.hide{
    display: none;
}
.swiper-pagination{
    position: absolute;
    text-align: left;
    margin-left: 6vw;
}
.swiper-pagination-bullet{
    width: 5.86vw !important;
    height: 1vw !important;
    border: 2px solid #000000 !important;
    border-radius: 1vw !important;
    background-color: #fff !important;
}
.swiper-pagination-bullet-active{
    background-color: #000000 !important;
}

.mbSection-4 {
  width: 100%;
  overflow: hidden;
  height: 74vw;
  /* margin-top: -21vw; */
  z-index: -1;
  background: url(https://files.yidatec.com/img/mob/about/bg4.png) no-repeat;
  background-size: 100% 100%;
  background-repeat: no-repeat;
  padding-top: 16vw;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}

.mbSection-4 .section-content {
  width: 100%;
  box-sizing: border-box;
  padding: 0 4vw;
}

.mbSection-title {
  width: 100%;
  text-align: center;
  font-size: 4vw;
  font-weight: 400;
  color: #282D32;
}

.mbSection-title-line {
  width: 10.4vw;
  height: 0.53vw;
  background: #3580FF;
  margin: 3.46vw auto;
}

.mbswiper-slide {
  width: 32vw;
  height: 46.13vw!important;
  background-color: #FFFFFF;
  box-sizing: border-box;
  padding: 5vw 4vw;
}

.mbswiper-slide img {
  margin: auto;
  width: 19.2vw;
  height: 15.2vw;
  margin-bottom: 2.13vw;
}

.mbswiper-slide p {
  margin-top: 1vw;
  font-size: 3.2vw;
  width: 100%;
  text-align: center;
}

.mbSwiper-pagination {
  width: 100%;
  text-align: center;
  margin: 3vw auto;
}

.mbSwiper-pagination .swiper-pagination-bullet {
  width: 4vw;
  height: 0.6vw;
  background-color: #FFFFFF;
  border: 1px solid #000;
  border-radius: 2px;
  margin: 0 0.5vw;
}

.mbSwiper-pagination .swiper-pagination-bullet-active {
  background-color: #000;
}