.line h4 {
  padding: 0 0 20px 0;
  margin: 0 0 20px 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.6);
}

.line .l {
  line-height: 30px;
}

.line .r img {
  display: block;
  width: 100%;
}

.line {
  margin: 15px 0 30px 0 !important;
}

.line_two {
  margin: 0 0 20px 0;
}

.line_two .l .p_box {
  margin: 0 15px 20px 0;
}

.line_two .l .p_box img {
  display: block;
  width: 100%;
}

.line_two .r .p_box {
  margin-left: 15px;
}

.line_two .r .p_box img {
  display: block;
  width: 100%;
}

.line_two .l1 .p_box {
  margin: 0 0px 20px 0;
}

.line_two .l1 .p_box img {
  display: block;
  width: 100%;
}


.line_two span p {
  line-height: 30px;
}

.three_line_box{
  margin: 10px 0 80px 0;
}
.three_line_box .van-three-unit {
  width: 100%;
}
.van-three-unit .center-swiper-container  {
  width: 100%;
  overflow: hidden;
  position: relative;
}
.van-three-unit .center-swiper-container .swiper-wrapper {
  width: 100%;
}
.three_line_box .van-three-unit ul{
  margin: 0;
  padding: 0; 
}
.three_line_box .van-three-unit .img-box{
  /* margin-right: 20px; */
}
.three_line_box .van-three-unit .img-box img {
  display: block;
  width: 100%;
}

.center-swiper-container .swiper-slide{
  width: 350px;
}

.lint_three {
  margin: 0 0 120px 0;
  padding: 80px;
  box-sizing: border-box;
  background-image: url(../image/about/pic3\ \(2\).png);
  background-position: center center;
  background-size: 100% 100%;
  background-repeat: no-repeat;
}

.lint_three li {
  display: flex;
  justify-content: space-between;
  line-height: 35px;
}

.lint_three li .titbox {
  width: 20%;
  font-weight: bold;
}

.lint_three li .content {
  width: 75%;
}

.lint_three li:nth-child(3),
.lint_three li:nth-child(4) {
  margin: 0 0 30px 0;
}

.content h5 {
  display: inline-block;
  font-size: 16px;
  font-weight: bold;
}

@media screen and (max-width: 1680px) {
  .line h4 {
    padding: 0 0 70px 0;
    margin: 0 0 70px 0;
    font-size: 24px;
  }

  .line .l span {
    font-size: 14px;
  }

  .line {
    margin: 0 0 110px 0;
  }

  .line_two .l .p_box {
    margin: 0 0 70px 0;
  }

  .line_two span p {
    font-size: 14px;
  }

  .line_two .r h4 {
    font-size: 22px;
  }

  .line_two {
    margin: 0 0 110px 0;
  }

  .lint_three {
    margin: 0 0 110px 0;
    padding: 70px;
  }

  .lint_three {
    font-size: 14px;
  }

  .content h5 {
    font-size: 14px;
  }

  .lint_three li {
    line-height: 30px;
  }
}

@media screen and (max-width: 1600px) {
  .line h4 {
    padding: 0 0 60px 0;
    margin: 0 0 60px 0;
    font-size: 22px;
  }

  .line {
    margin: 0 0 100px 0;
  }

  .line_two .l .p_box {
    margin: 0 0 60px 0;
  }

  .line_two .r h4 {
    font-size: 20px;
  }

  .line_two {
    margin: 0 0 100px 0;
  }

  .lint_three {
    margin: 0 0 100px 0;
    padding: 60px;
  }

  .lint_three li {
    line-height: 25px;
  }
}

@media screen and (max-width: 1440px) {
  .line h4 {
    padding: 0 0 50px 0;
    margin: 0 0 50px 0;
    font-size: 20px;
  }

  .line .l {
    line-height: 25px;
  }

  .line {
    margin: 0 0 90px 0;
  }

  .line_two .l .p_box {
    margin: 0 0 50px 0;
  }

  .line_two .r h4 {
    font-size: 18px;
  }

  .line_two {
    margin: 0 0 90px 0;
  }

  .lint_three {
    margin: 0 0 90px 0;
    padding: 50px;
  }
}

@media screen and (max-width: 1366px) {
  .line h4 {
    padding: 0 0 40px 0;
    margin: 0 0 40px 0;
    font-size: 18px;
  }

  .line {
    margin: 0 0 80px 0;
  }

  .line_two .l .p_box {
    margin: 0 0 40px 0;
  }

  .line_two .r h4 {
    font-size: 16px;
  }

  .line_two {
    margin: 0 0 80px 0;
  }

  .lint_three {
    margin: 0 0 80px 0;
    padding: 40px;
  }
}

@media screen and (max-width: 1280px) {
  .line h4 {
    padding: 0 0 30px 0;
    margin: 0 0 30px 0;
    font-size: 16px;
  }

  .line {
    margin: 0 0 70px 0;
  }

  .line_two .l .p_box {
    margin: 0 0 30px 0;
  }

  .line_two {
    margin: 0 0 70px 0;
  }

  .lint_three {
    margin: 0 0 70px 0;
    padding: 30px;
  }
}

@media screen and (max-width: 1024px) {
  .line h4 {
    padding: 0 0 20px 0;
    margin: 0 0 20px 0;
  }

  .line {
    margin: 0 0 60px 0;
  }

  .line_two .l .p_box {
    margin: 0 0 20px 0;
  }

  .line_two {
    margin: 0 0 60px 0;
  }

  .lint_three {
    margin: 0 0 60px 0;
    padding: 20px;
  }
}

@media screen and (max-width: 980px) {
  .line .l span {
    line-height: 1.5;
  }

  .line {
    flex-wrap: wrap;
  }

  .line .l,
  .line .r {
    width: 100%;
  }

  .line .r {
    margin: 15px 0 0 0;
  }

  .line {
    margin: 0 0 50px 0;
  }

  .line_two span p {
    line-height: 1.5;
  }

  .line_two {
    margin: 0 0 50px 0;
  }

  .line_two .l {
    width: 100%;
  }

  .line_two .r {
    display: none;
  }

  .line h4 {
    padding: 0 0 15px 0;
    margin: 0 0 15px 0;
  }

  .lint_three li {
    line-height: 1.5;
  }

  .lint_three {
    margin: 0 0 50px 0;
  }
}

@media screen and (max-width: 768px) {
  .line .l span {
    line-height: 1.3;
  }

  .line_two span p {
    line-height: 1.3;
  }

  .line {
    margin: 0 0 40px 0;
  }

  .line_two {
    margin: 0 0 40px 0;
  }

  .lint_three li {
    line-height: 1.3;
  }

  .lint_three {
    margin: 0 0 40px 0;
  }
}

@media screen and (max-width: 640px) {
  .line {
    margin: 0 0 30px 0;
  }

  .line_two {
    margin: 0 0 30px 0;
  }

  .lint_three {
    margin: 0 0 30px 0;
  }

  .lint_three li .titbox {
    width: 25%;
  }
}

@media screen and (max-width: 375px) {}