/* 内容 */
.content {
  width: 100%;
}

.animated {
  opacity: 0;
}

/* 轮播图 */
.top_banner {
  width: 100%;
  height: 100vh;
  position: relative;
}

.top_banner .swiper-container {
  width: 100%;
  height: 100vh;
}

.top_banner .swiper-container .swiper-slide {
  position: relative;
}

.top_banner .swiper-container .swiper-slide .banner_text {
  width: 80%;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.top_banner .swiper-container .swiper-slide .title1 {
  position: absolute;
  top: 40%;
  left: 30%;
  transform: translate(-40%, -30%);
  text-align: center;
  font-size: 60px;
  color: #FFFFFF;
}

.top_banner .swiper-container .swiper-slide .title2 {
  position: absolute;
  top: 50%;
  left: 35%;
  transform: translate(-40%, -35%);
  text-align: center;
  color: #FFFFFF;
}

.top_banner .swiper-container .swiper-slide .title3 {
  position: absolute;
  top: 60%;
  left: 40%;
  transform: translate(-30%, -40%);
  text-align: center;
  color: #FFFFFF;
}

.top_banner .swiper-container .swiper-slide img {
  width: 100%;
  height: 100%;
}

.top_banner .swiper-container .swiper-pagination {
  height: 100%;
  width: auto;
  left: initial;
  right: 10px;
  text-align: end;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: end;
}

.top_banner .swiper-container .swiper-pagination-bullet {
  width: 12px;
  height: 12px;
  border-radius: 6px;
  border: 1px solid #fff;
  margin: 5px !important;
  cursor: pointer;
}

.top_banner .swiper-container .swiper-pagination-bullet-active {
  width: 12px;
  height: 12px;
  background: #fff !important;
  cursor: pointer;
}

.top_banner .banner_bottom_text {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(4px);
  box-shadow: 0 0 4px rgba(0, 0, 0, 0.1);
  z-index: 9;
  padding: 10px;
}

.top_banner .banner_bottom_text ul li {
  text-align: center;
  color: #fff;
}

.part1 {
  background: url(../images/index/jianjie_banner.webp) no-repeat;
  background-size: cover;
  background-position: center;
  padding: 5% 0 5% 10%;
}

.part2 {
  background: #fff;
  padding: 5% 5% 5% 10%;
}

.part2 .image_text_box .left_box {
  width: 42%;
  margin-right: 3%;
}

.part2 .image_text_box .right_box {
  width: 55%;
  display: flex;
  align-items: end;
}

.title_top_1,
.title_top_2 {
  font-family: TwCenMT, TwCenMT;
  font-weight: bold;
  color: #CFCFCF;
  font-style: normal;
}

.title_top_3 {
  font-weight: bold;
  color: #333333;
}

.title_top_4 {
  font-family: SourceHanSansCN, SourceHanSansCN;
  font-weight: 600;
  font-size: 26px;
  color: #333333;
  margin: 50px 0 10px;
}

.part1 .image_text_box div {
  flex: 1;
  height: 100%;
  position: relative;
}

.part1 .image_text_box p {
  color: #666666;
  font-style: normal;
  line-height: 36px;
}

.part1 .image_text_box img {
  width: 50%;
  height: auto;
}

.part1 .image_text_box .move_btn a {
  color: #143E89;
  cursor: pointer;
  position: absolute;
  padding-top: 30px;
  right: 0;
}


.part2 .image_text_box {
  margin: 0 auto;
}

.part2 .image_text_box .right_box img {
  width: 100%;
  height: auto;
}

.part2 .left_box .tab_product .hd ul li {
  font-family: SourceHanSansCN, SourceHanSansCN;
  font-weight: bold;
  color: #E6E8EA;
  cursor: pointer;
}

.part2 .left_box .tab_product .bd ul li {
  border: 2px solid #143E89;
  border-radius: 9px;
  cursor: pointer;
}

.part2 .left_box .tab_product .hd ul li.on {
  color: #143E89;
}

.part2 .left_box .tab_product .bd ul li.active {
  background: #143E89;
}

.part2 .left_box .tab_product .bd ul li img {
  width: 100%;
  height: auto;
}

.part2 .left_box .tab_product .bd ul li.active img {
  -webkit-transition: all 0.4s linear;
  -moz-transition: all 0.4s linear;
  -o-transition: all 0.4s linear;
  -ms-transition: all 0.4s linear;
  transition: all 0.4s linear;
  -webkit-animation: moveFromBottom 1s ease;
  -moz-animation: moveFromBottom 1s ease;
  -o-animation: moveFromBottom 1s ease;
  -ms-animation: moveFromBottom 1s ease;
  animation: moveFromBottom 1s ease;
}

.part3 {
  background: #F5F7F9;
  padding: 5% 5% 5% 10%;
}

.index-tserver {
  width: 100%;
  height: 100%;
  background: url('../images/index/juhe.webp') no-repeat center;
  background-size: contain;
  box-sizing: border-box;
  text-align: center;
  padding: 0 20px;
  position: relative;
}

.index-tserver li {
  width: 8%;
  height: 38%;
  /* min-width: 150px;
  min-height: 220px; */
  background: #F6FAFF;
  box-shadow: 0px -1px 9px 0px rgba(23, 58, 160, 0.18);
  border-radius: 10px;
  padding: 10px;
  text-align: center;
  box-sizing: border-box;
  cursor: pointer;
  /* background: radial-gradient(circle at 50% 0px, transparent 0.6rem, #F6FAFF 0) top left 100% no-repeat; */
}

.index-tserver li:nth-child(odd) {
  background: radial-gradient(circle at 50% 100%, #f0f0f0 12px, #F6FAFF 12px, #F6FAFF 100%) top left no-repeat;
}

.index-tserver li:nth-child(even) {
  background: radial-gradient(circle at 50% 0%, #f0f0f0 12px, #F6FAFF 12px, #F6FAFF 100%) top left no-repeat;
}

.part3 .index-tserver li.active {
  border-radius: 10px;
  background: rgba(23, 58, 160, 1);
  box-shadow: 0px -1px 9px 0px rgba(23, 58, 160, 0.18);
  /* -webkit-transform: scale(1.1);
  -moz-transform: scale(1.1);
  -o-transform: scale(1.1);
  -ms-transform: scale(1.1);
  transform: scale(1.1); */
}

.index-tserver li a {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  height: 100%;
}

.index-tserver li.active a {
  text-decoration: none;
}

.index-tserver li.active a img {
  -webkit-transition: all 0.4s linear;
  -moz-transition: all 0.4s linear;
  -o-transition: all 0.4s linear;
  -ms-transition: all 0.4s linear;
  transition: all 0.4s linear;
  -webkit-animation: moveFromBottom 0.8s ease;
  -moz-animation: moveFromBottom 0.8s ease;
  -o-animation: moveFromBottom 0.8s ease;
  -ms-animation: moveFromBottom 0.8s ease;
  animation: moveFromBottom 0.8s ease;
}

.index-tserver li.active a p {
  font-size: 16px;
  color: #ffffff;
}

@-webkit-keyframes moveFromBottom {
  from {
    -webkit-transform: translateY(120%) scale(0.5);
    opacity: 0;
  }

  to {
    -webkit-transform: translateY(0%) scale(1);
    opacity: 1;
  }
}

@-moz-keyframes moveFromBottom {
  from {
    -moz-transform: translateY(120%) scale(0.5);
    opacity: 0;
  }

  to {
    -moz-transform: translateY(0%) scale(1);
    opacity: 1;
  }
}

@-ms-keyframes moveFromBottom {
  from {
    -ms-transform: translateY(120%) scale(0.5);
    opacity: 0;
  }

  to {
    -ms-transform: translateY(0%) scale(1);
    opacity: 1;
  }
}

@-o-keyframes moveFromBottom {
  from {
    -o-transform: translateY(120%) scale(0.5);
    opacity: 0;
  }

  to {
    -o-transform: translateY(0%) scale(1);
    opacity: 1;
  }
}

@keyframes moveFromBottom {
  from {
    transform: translateY(120%) scale(0.5);
    opacity: 0;
  }

  to {
    transform: translateY(0%) scale(1);
    opacity: 1;
  }
}

/* 新闻 start */
.part4 {
  background: #fff;
  padding: 5% 5% 5% 10%;
}

.part4 .topup_news {
  padding-bottom: 40px;
}

.part4 .topup_news .move_btn {
  text-align: end;
  padding: 20px;
}

.part4 .topup_news .move_btn a {
  color: #143E89;
}

.part4 .news_box {
  width: 100%;
  height: auto;
  overflow: hidden;
  position: relative;
}

.part4 .news_box .hd {
  text-align: end;
  padding: 20px;
}

.part4 .news_box .hd img {
  width: 54px;
  height: 54px;
  margin: 0 5px;
}

.part4 .news_box .bd ul {
  width: 100%;
  overflow: hidden;
}

/* 不能在此元素上设置padding 否则导致滚动距离计算有问题 */
.part4 .news_box ul li {
  overflow: hidden;
  margin-right: 20px;
  cursor: pointer;
}

.part4 .news_box ul li .item_content {
  width: 100%;
  height: 100%;
  padding: 40px;
  border: 1px solid #EEEEEE;
  border-radius: 6px;
}

.part4 .news_box ul li.active .item_date .time1,
.part4 .news_box ul li.active .item_date .time2 {
  color: #ffffff;
}

.part4 .news_box ul li.active .item_h2 {
  color: #ffffff;
}

.part4 .news_box ul li.active .item_text {
  color: #ffffff;
}

/* 新闻 end */


/* 屏幕自适应 */
/* 大于1920的时候 底部导航栏 样式改变 */
@media screen and (min-width: 1920px) {
  .top_banner .swiper-container .swiper-slide .title1, 
  .top_banner .swiper-container .swiper-slide .title2,
  .top_banner .swiper-container .swiper-slide .title3 {
    font-size: 60px;
  }

  .top_banner .swiper-container .swiper-slide .banner_text h1 {
    text-align: center;
    font-size: 60px;
    color: #FFFFFF;
    line-height: 78px;
  }

  .top_banner .swiper-container .swiper-slide .banner_text .sub_text_1 {
    font-weight: 500;
    font-size: 48px;
    color: #FFFFFF;
    line-height: 72px;
    margin: 20px 0;
    text-align: center;
  }

  .top_banner .swiper-container .swiper-slide .banner_text .sub_text_2 {
    font-weight: 400;
    font-size: 32px;color: #d3d7d4;
    line-height: 64px;
    margin: 20px 0;
    text-align: center;
  }

  .top_banner .banner_bottom_text ul li .title1 {
    font-size: 48px;
    font-weight: 600;
    margin-bottom: 4px;
  }
  
  .top_banner .banner_bottom_text ul li .title2 {
    font-size: 24px;
  }

  .title_top_1,
  .title_top_2 {
    font-size: 60px;
  }

  .title_top_3 {
    font-size: 36px;
  }

  .title_top_4 {
    font-size: 26px;
  }

  .part1 .image_text_box {
    height: 550px;
  }

  .part1 .image_text_box p {
    font-size: 20px;
  }

  .part2 .left_box .tab_product {
    margin-top: 50px;
  }

  .part2 .left_box .tab_product .hd ul li {
    font-size: 59px;
    line-height: 84px;
  }

  .part2 .left_box .tab_product .bd .summarize {
    font-size: 20px;
    color: #333333;
    margin: 40px 0 20px;
  }

  .part2 .left_box .tab_product .bd ul li {
    width: 246px;
    height: 324px;
    margin-right: 4%;
  }

  .part2 .left_box .tab_product .bd ul li .big_title {
    font-size: 28px;
    color: #143E89;
  }

  .part2 .left_box .tab_product .bd ul li .small_title {
    font-size: 18px;
    color: #143E89;
  }

  .part2 .left_box .tab_product .bd ul li.active .big_title {
    font-size: 28px;
    color: #ffffff;
  }

  .part2 .left_box .tab_product .bd ul li.active .small_title {
    font-size: 18px;
    color: #ffffff;
  }

  .part3 .main-box {
    height: 600px;
    margin: 50px auto 0px;
  }

  .part3 .index-tserver li {
    width: 8%;
    height: 38%;
    /* transform-style: preserve-3d;
    transform-origin: center center;
    transition: transform .3s ease-in-out; */
  }

  .index-tserver li a img {
    width: 90px;
    height: 70px;
    margin: 30px 0;
  }

  .index-tserver li a p {
    font-weight: 500;
    font-size: 20px;
    color: #173AA0;
  }

  .index-tserver li.tserver-list1 {
    position: absolute;
    left: 1.1%;
    top: 50px;
  }

  .index-tserver li.tserver-list2 {
    position: absolute;
    left: 10.7%;
    top: 325px;
  }

  .index-tserver li.tserver-list3 {
    position: absolute;
    left: 20.8%;
    top: 56px;
  }

  .index-tserver li.tserver-list4 {
    position: absolute;
    left: 30.3%;
    top: 325px;
  }

  .index-tserver li.tserver-list5 {
    position: absolute;
    left: 40.5%;
    top: 56px;
  }

  .index-tserver li.tserver-list6 {
    position: absolute;
    right: 41.75%;
    top: 325px;
  }

  .index-tserver li.tserver-list7 {
    position: absolute;
    right: 31.8%;
    top: 56px;
  }

  .index-tserver li.tserver-list8 {
    position: absolute;
    right: 21.4%;
    top: 325px;
  }

  .index-tserver li.tserver-list9 {
    position: absolute;
    right: 12.5%;
    top: 56px;
  }

  .index-tserver li.tserver-list10 {
    position: absolute;
    right: 3.9%;
    top: 320px;
  }

  .part4 .topup_news p {
    font-size: 18px;
    line-height: 30px;
    color: #333333;
  }

  .part4 .news_box ul li {
    width: 32.5%;
    height: 420px;
  }

  .part4 .news_box ul li .item_date .time1 {
    font-size: 42px;
    color: #C6C6C6;
  }

  .part4 .news_box ul li .item_date .time2 {
    font-size: 16px;
    color: #C6C6C6;
  }

  .part4 .news_box ul li .item_h2 {
    font-weight: bold;
    font-size: 24px;
    color: #333333;
    margin: 20px 0;
    overflow: hidden;
    display: -webkit-box;
    text-overflow: ellipsis;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
  }

  .part4 .news_box ul li .item_text {
    font-size: 18px;
    color: #333333;
    width: 100%;
    line-height: 26px;
    overflow: hidden;
    display: block;
    display: -webkit-box;
    text-overflow: ellipsis;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 5;
    /* 定义文本的行数 */
  }

}

/* 大于1440的时候 小于1920px 样式改变 */
@media screen and (min-width: 1440px) and (max-width: 1920px) {

  .top_banner .swiper-container .swiper-slide .title1, 
  .top_banner .swiper-container .swiper-slide .title2,
  .top_banner .swiper-container .swiper-slide .title3 {
    font-size: 48px;
  }

  .top_banner .swiper-container .swiper-slide .banner_text h1 {
    text-align: center;
    font-size: 52px;
    color: #FFFFFF;
    line-height: 72px;
  }

  .top_banner .swiper-container .swiper-slide .banner_text .sub_text_1 {
    font-weight: 500;
    font-size: 36px;
    color: #FFFFFF;
    line-height: 48px;
    margin: 20px 0;
    text-align: center;
  }

  .top_banner .swiper-container .swiper-slide .banner_text .sub_text_2 {
    font-weight: 400;
    font-size: 28px;
    color: #d3d7d4;
    line-height: 42px;
    margin: 20px 0;
    text-align: center;
  }

  .top_banner .banner_bottom_text ul li .title1 {
    font-size: 42px;
    font-weight: 600;
    margin-bottom: 4px;
  }
  
  .top_banner .banner_bottom_text ul li .title2 {
    font-size: 22px;
  }

  .title_top_1,
  .title_top_2 {
    font-size: 42px;
  }

  .title_top_3 {
    font-size: 28px;
  }

  .title_top_4 {
    font-size: 22px;
  }

  .part1 .image_text_box {
    height: 450px;
  }

  .part1 .image_text_box p {
    font-size: 14px;
  }

  .part2 .left_box .tab_product {
    margin-top: 30px;
  }

  .part2 .left_box .tab_product .hd ul li {
    font-size: 39px;
    line-height: 69px;
  }

  .part2 .left_box .tab_product .bd .summarize {
    font-size: 16px;
    color: #333333;
    margin: 20px 0 20px;
  }

  .part2 .left_box .tab_product .bd ul li {
    width: 174px;
    height: 236px;
    margin-right: 4%;
  }

  .part2 .left_box .tab_product .bd ul li .big_title {
    font-size: 20px;
    color: #143E89;
  }

  .part2 .left_box .tab_product .bd ul li .small_title {
    font-size: 14px;
    color: #143E89;
  }

  .part2 .left_box .tab_product .bd ul li.active .big_title {
    font-size: 20px;
    color: #ffffff;
  }

  .part2 .left_box .tab_product .bd ul li.active .small_title {
    font-size: 14px;
    color: #ffffff;
  }

  .part3 .main-box {
    height: 600px;
    margin: 0px auto
  }

  .part3 .index-tserver li {
    width: 10%;
    height: 35%;
  }

  .part3 .index-tserver li img {
    width: 68px;
    height: 52px;
    margin: 20px 0;
  }

  .index-tserver li a p {
    font-weight: 500;
    font-size: 16px;
    color: #173AA0;
  }

  .index-tserver li.tserver-list1 {
    position: absolute;
    left: 0%;
    top: 75px;
  }

  .index-tserver li.tserver-list2 {
    position: absolute;
    left: 9.7%;
    top: 320px;
  }

  .index-tserver li.tserver-list3 {
    position: absolute;
    left: 19.8%;
    top: 80px;
  }

  .index-tserver li.tserver-list4 {
    position: absolute;
    left: 29.2%;
    top: 320px;
  }

  .index-tserver li.tserver-list5 {
    position: absolute;
    left: 39.5%;
    top: 80px;
  }

  .index-tserver li.tserver-list6 {
    position: absolute;
    right: 40.7%;
    top: 320px;
  }

  .index-tserver li.tserver-list7 {
    position: absolute;
    right: 30.8%;
    top: 80px;
  }

  .index-tserver li.tserver-list8 {
    position: absolute;
    right: 20.5%;
    top: 320px;
  }

  .index-tserver li.tserver-list9 {
    position: absolute;
    right: 11.5%;
    top: 80px;
  }

  .index-tserver li.tserver-list10 {
    position: absolute;
    right: 2.9%;
    top: 320px;
  }

  .part4 .topup_news p {
    font-size: 18px;
    line-height: 30px;
    color: #333333;
  }

  .part4 .news_box ul li {
    width: 32%;
    height: 360px;
  }

  .part4 .news_box ul li .item_date .time1 {
    font-size: 36px;
    color: #C6C6C6;
  }

  .part4 .news_box ul li .item_date .time2 {
    font-size: 14px;
    color: #C6C6C6;
  }

  .part4 .news_box ul li .item_h2 {
    font-weight: bold;
    font-size: 20px;
    color: #333333;
    margin: 20px 0;
    overflow: hidden;
    display: -webkit-box;
    text-overflow: ellipsis;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
  }

  .part4 .news_box ul li .item_text {
    font-size: 16px;
    color: #333333;
    width: 100%;
    line-height: 26px;
    overflow: hidden;
    display: block;
    display: -webkit-box;
    text-overflow: ellipsis;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 4;
    /* 定义文本的行数 */
  }

}

/* 小于1440的时候 顶部导航栏及body 样式固定 */
@media screen and (max-width: 1440px) {

  .top_banner .swiper-container .swiper-slide .title1, 
  .top_banner .swiper-container .swiper-slide .title2,
  .top_banner .swiper-container .swiper-slide .title3 {
    font-size: 42px;
  }

  .top_banner .swiper-container .swiper-slide .banner_text h1 {
    text-align: center;
    font-size: 48px;
    color: #FFFFFF;
    line-height: 78px;
  }

  .top_banner .swiper-container .swiper-slide .banner_text .sub_text_1 {
    font-weight: 500;
    font-size: 32px;
    color: #FFFFFF;
    line-height: 42px;
    margin: 10px 0;
    text-align: center;
  }

  .top_banner .swiper-container .swiper-slide .banner_text .sub_text_2 {
    font-weight: 400;
    font-size: 24px;
    color: #d3d7d4;
    line-height: 36px;
    margin: 20px 0;
    text-align: center;
  }

  .top_banner .banner_bottom_text ul li .title1 {
    font-size: 36px;
    font-weight: 600;
    margin-bottom: 4px;
  }
  
  .top_banner .banner_bottom_text ul li .title2 {
    font-size: 20px;
  }

  .title_top_1,
  .title_top_2 {
    font-size: 42px;
  }

  .title_top_3 {
    font-size: 24px;
  }

  .title_top_4 {
    font-size: 20px;
  }

  .part1 .image_text_box {
    height: 450px;
  }

  .part1 .image_text_box p {
    font-size: 14px;
  }

  .part2 .left_box .tab_product {
    margin-top: 20px;
  }

  .part2 .left_box .tab_product .hd ul li {
    font-size: 36px;
    line-height: 54px;
  }

  .part2 .left_box .tab_product .bd .summarize {
    font-size: 16px;
    color: #333333;
    margin: 20px 0 20px;
  }

  .part2 .left_box .tab_product .bd ul li {
    width: 142px;
    height: 187px;
    margin-right: 4%;
  }

  .part2 .left_box .tab_product .bd ul li a {
    width: 100%;
    height: 100%;
  }

  .part2 .left_box .tab_product .bd ul li .big_title {
    font-size: 18px;
    color: #143E89;
  }

  .part2 .left_box .tab_product .bd ul li .small_title {
    font-size: 12px;
    color: #143E89;
  }

  .part2 .left_box .tab_product .bd ul li.active .big_title {
    font-size: 18px;
    color: #ffffff;
  }

  .part2 .left_box .tab_product .bd ul li.active .small_title {
    font-size: 12px;
    color: #ffffff;
  }

  .part3 .main-box {
    height: 500px;
    margin: 0 auto
  }

  .part3 .index-tserver li {
    width: 10%;
    height: 34%;
  }

  .index-tserver li a img {
    width: 50px;
    height: 40px;
    margin: 30px 0;
  }

  .index-tserver li a p {
    font-weight: 600;
    font-size: 16px;
    color: #173AA0;
  }

  .index-tserver li.tserver-list1 {
    position: absolute;
    left: 0%;
    top: 67px;
  }

  .index-tserver li.tserver-list2 {
    position: absolute;
    left: 9.7%;
    top: 265px;
  }

  .index-tserver li.tserver-list3 {
    position: absolute;
    left: 19.8%;
    top: 70px;
  }

  .index-tserver li.tserver-list4 {
    position: absolute;
    left: 29.2%;
    top: 265px;
  }

  .index-tserver li.tserver-list5 {
    position: absolute;
    left: 39.5%;
    top: 70px;
  }

  .index-tserver li.tserver-list6 {
    position: absolute;
    right: 40.7%;
    top: 265px;
  }

  .index-tserver li.tserver-list7 {
    position: absolute;
    right: 30.8%;
    top: 70px;
  }

  .index-tserver li.tserver-list8 {
    position: absolute;
    right: 20.5%;
    top: 265px;
  }

  .index-tserver li.tserver-list9 {
    position: absolute;
    right: 11.5%;
    top: 70px;
  }

  .index-tserver li.tserver-list10 {
    position: absolute;
    right: 2.9%;
    top: 265px;
  }

  .part4 .topup_news p {
    font-size: 16px;
    line-height: 26px;
    color: #333333;
  }

  .part4 .news_box ul li {
    width: 32%;
    height: 320px;
  }

  .part4 .news_box ul li .item_date .time1 {
    font-size: 32px;
    color: #C6C6C6;
  }

  .part4 .news_box ul li .item_date .time2 {
    font-size: 14px;
    color: #C6C6C6;
  }

  .part4 .news_box ul li .item_h2 {
    font-weight: bold;
    font-size: 16px;
    color: #333333;
    margin: 10px 0;
    overflow: hidden;
    display: -webkit-box;
    text-overflow: ellipsis;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
  }

  .part4 .news_box ul li .item_text {
    font-size: 14px;
    color: #333333;
    width: 100%;
    line-height: 26px;
    overflow: hidden;
    display: block;
    display: -webkit-box;
    text-overflow: ellipsis;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 4;
    /* 定义文本的行数 */
  }

}