.big-productBox4 {
  display: block;
}
.sml-productBox4 {
  display: none;
}

.content-top-background{
  background: url("../../images/videoservice/xth_banner.png") no-repeat;
  background-size: 100% 100%;
}

.productBox{
  margin-top: 8vw;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.productBox4{
  /* width: 70%; */
  max-width: 1200px;
}

.representative{
  width: 100%;
  background: url("../../images/newcall/pic_bottom_bg.png") no-repeat bottom/100% auto,
   linear-gradient( 181deg, #FFFFFF 0%, #F2F6FC 46%, #F1F6FC 100%);
}

.tipImgBox{
  width: 100%;
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  flex-wrap: wrap;
}
.tipImgBox li{
  display: flex;
  flex-direction: row;
  align-items: center;
  /* width: 25%; */

  font-weight: 400;
  font-size: 20px;
  color: #171A1D;
  line-height: 28px;
  white-space: nowrap;
}
.tipImgBox li span:nth-child(1){
  font-weight: 600;
  font-size: 28px;
  color: #2672FC;
  line-height: 40px;
}

.advantageImgBox{
  width: 30%;
  margin: 0px auto;
  margin-top: 120px;
}
.advantageImgBox img{
  width: 100%;
}
.advantageItemBox{
  width: 30%;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.advantageItemBox:nth-child(2){
  position: absolute;
  top: 0px;
}
.advantageItemBox:nth-child(3){
  position: absolute;
  top: 300px;
}
.advantageItemBox:nth-child(4){
  position: absolute;
  top: 0px;
  right: 0px;
}
.advantageItemBox:nth-child(5){
  position: absolute;
  top: 300px;
  right: 0px;
}
.advantageItemBox:nth-child(6){
  width: 34%;
  position: absolute;
  top: 110%;
  left: 33%;
}
.advantageItemBox img,.itemImgBox-sml img{
  width: 60px;
  display: inline-block;
}
.advantageItemBox .itemTitle{
  font-weight: bold;
  font-size: 21px;
  color: #171A1D;
  margin: 14px 0px 20px;
}
.advantageItemBox .itemCont{
  font-size: 16px;
  color: #171A1D;
  line-height: 22px;
  text-align: center;
}

.advantageItemBox-sml{
  width: 100%;
  background: #FFFFFF;
  box-shadow: 0px 0px 20px 0px rgba(0, 0, 0, 0.16);
  padding: 20px;
  margin-bottom: 24px;
  box-sizing: border-box;
  border-radius: 12px;
}
.advantageItemBox-sml .itemTitle-sml{
  font-weight: 600;
  font-size: 24px;
  color: #171A1D;
  margin: 8px 0px;
}
.advantageItemBox-sml .itemCont-sml{
  font-size: 18px;
  color: #171A1D;
  line-height: 25px;
}

.sceneBox{
  display: flex;
  flex-direction: column;
  align-items: center;
}
.sceneContentBox{
  /* width: 70%; */
  width: 1200px;
  position: relative;
}

/* 手风琴效果样式（使用自定义类名） */
.accordion-list {
  display: flex;
  gap: 8px;
  overflow: hidden;
  height: 400px;
}
.accordion-list li {
  flex: 1;
  position: relative;
  height: 100%; /* 继承父容器高度 */
  min-width: 100px; /* 防止宽度过小导致图片无法显示 */
  transition: flex 0.3s ease-in-out;
  cursor: pointer;
}
.accordion-list li img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
  position: absolute;
  top: 0;
  left: 0;
  transition: opacity 0.3s ease;
}
.accordion-list li .pic-small {
  opacity: 1;
}
.accordion-list li .pic-big {
  opacity: 0;
}

.accordion-list li.active {
  flex: 3;
  transition: flex 0.3s ease-in-out;
}
.accordion-list li.active .pic-big{
  opacity: 1;
}
.accordion-list li.active .pic-small{
  opacity: 0;
}

.accordion-list-sml{
  width: 100%;
  display: flex;
  flex-direction: column;
}
.accordion-list-sml li{
  width: 100%;
  height: 100%;
  margin-bottom: 20px;
}
.accordion-list-sml li img{
  width: 100%;
  height: 100%;
}

@media only screen and (max-width: 1440px) {
}
@media only screen and (max-width: 1300px) {
  .tipImgBox li{
    width: 50%;
  }
}
@media only screen and (max-width: 1200px) {
  .productBox4{
    width: 70%;
  }
  .sceneContentBox{
    width: 70%;
  }
}
@media only screen and (max-width: 950px) {
}
@media only screen and (max-width: 900px) {
}
@media only screen and (max-width: 850px) {
  .big-productBox4 {
    display: none;
  }
  .sml-productBox4 {
    display: block;
  }
  .tipImgBox li{
    font-size: 12px;
    line-height: 17px;
  }
  .tipImgBox li img{
    width: 50px;
  }
  .tipImgBox li span:nth-child(1){
    font-size: 14px;
    line-height: 0px;
  }
}
@media only screen and (max-width: 450px) {
  .advantageItemBox-sml .itemCont-sml{
    font-size: 14px;
  }
}