.about-content {
  background: url('../image/about_background.svg') no-repeat center center;
  height: 100%;
  width: 100%;
  background-size: cover;
}
.about-content .company-superstratum {
  padding-top: 99px;
  display: flex;
  justify-content: space-between;
  padding-bottom: 145px;
}
.about-content .company-superstratum .company-left {
  width: 40%;
  height: 100%;
  display: flex;
  flex-direction: column;
  position: relative;
}
.about-content .company-superstratum .company-left .big-image {
  padding: 10px;
  border: 1px solid #e3dec1;
}
.about-content .company-superstratum .company-left .small-image {
  position: absolute;
  width: 70%;
  top: 68%;
  left: 48%;
}
.about-content .company-superstratum .company-right {
  flex-grow: 1;
  padding-left: 149px;
}
.about-content .company-superstratum .company-right h3 {
  position: relative;
  padding-top: 62px;
  color: #333;
  font-size: 36px;
  font-weight: 500;
}
.about-content .company-superstratum .company-right h3::before {
  content: '';
  top: 30%;
  display: block;
  position: absolute;
  width: 54px;
  height: 3px;
  background-color: #0680c1;
}
.about-content .company-superstratum .company-right p {
  padding-top: 28px;
  font-size: 17px;
  color: #6e6e6e;
}
.about-content .company-superstratum .company-right ol {
  margin-top: 60px;
  display: flex;
}
.about-content .company-superstratum .company-right ol li:nth-child(1) i::after {
  content: '年';
  position: absolute;
  padding-left: 5px;
  top: 10%;
  color: #666666;
  font-size: 16px;
}
.about-content .company-superstratum .company-right ol li:nth-child(2) i::after {
  content: '公里';
  position: absolute;
  padding-left: 5px;
  top: 10%;
  color: #666666;
  font-size: 16px;
}
.about-content .company-superstratum .company-right ol li:nth-child(3) i::after {
  content: '吨';
  position: absolute;
  padding-left: 5px;
  top: 10%;
  color: #666666;
  font-size: 16px;
}
.about-content .company-superstratum .company-right ol li {
  width: 33%;
  display: flex;
  flex-direction: column;
  color: #0680c1;
  position: relative;
}
.about-content .company-superstratum .company-right ol li i {
  font-size: 40px;
}
.about-content .company-superstratum .company-right ol li span {
  font-size: 20px;
  color: #666666;
}
.about-content .company-below h4 {
  color: #333333;
  font-size: 36px;
  padding-bottom: 43px;
  font-weight: 500;
}
.about-content .company-below .swiper-pointer-events {
  touch-action: pan-y;
}
.about-content .company-below .swiper {
  overflow-y: hidden;
}
.about-content .company-below .swiper .swiper-wrapper .swiper-slide {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.about-content .company-below .swiper .swiper-wrapper .swiper-slide .honor-on {
  border: 1px solid #0680c1 !important;
  box-shadow: 0px 0px 5px 0px rgba(6, 128, 193, 0.75) !important;
  -webkit-box-shadow: 0px 0px 5px 0px rgba(6, 128, 193, 0.75) !important;
  -moz-box-shadow: 0px 0px 5px 0px rgba(6, 128, 193, 0.75) !important;
}
.about-content .company-below .swiper .swiper-wrapper .swiper-slide .honor-off {
  box-shadow: 0px 0px 5px 0px rgba(0, 0, 0, 0.75) !important;
  -webkit-box-shadow: 0px 0px 5px 0px rgba(0, 0, 0, 0.75) !important;
  -moz-box-shadow: 0px 0px 5px 0px rgba(0, 0, 0, 0.75) !important;
  border: 1px solid #999999;
}
.about-content .company-below .swiper .swiper-wrapper .swiper-slide img {
  box-shadow: 0px 0px 5px 0px rgba(0, 0, 0, 0.75);
  -webkit-box-shadow: 0px 0px 5px 0px rgba(0, 0, 0, 0.75);
  -moz-box-shadow: 0px 0px 5px 0px rgba(0, 0, 0, 0.75);
  width: 99%;
  border: 1px solid #999999;
}
.about-content .company-below .swiper .swiper-wrapper .swiper-slide p {
  padding-top: 15px;
  font-size: 18px;
  padding-bottom: 103px;
}
.about-content .company-below .swiper .swiper-wrapper .swiper-slide-active img {
  border: 1px solid #0680c1;
  box-shadow: 0px 0px 5px 0px rgba(6, 128, 193, 0.75);
  -webkit-box-shadow: 0px 0px 5px 0px rgba(6, 128, 193, 0.75);
  -moz-box-shadow: 0px 0px 5px 0px rgba(6, 128, 193, 0.75);
}
.about-content .company-below .swiper .swiper-pagination,
.about-content .company-below .swiper .swiper-pagination-progressbar,
.about-content .company-below .swiper .swiper-pagination-horizontal {
  top: 89%;
  margin-left: 120px;
  background-color: #d3d3d3;
  height: 1px;
}
.about-content .company-below .swiper .swiper-button-disabled {
  background-color: #e3e3e3 !important;
  opacity: 1 !important;
}
.about-content .company-below .swiper .swiper-button-prev {
  width: 38px;
  height: 38px;
  background-color: #0680c1;
  border-radius: 20px;
  top: 90%;
}
.about-content .company-below .swiper .swiper-button-prev:after {
  content: '←';
  left: 0;
  color: #fff;
  font-size: 15px;
}
.about-content .company-below .swiper .swiper-button-next {
  left: 60px;
  width: 38px;
  height: 38px;
  background-color: #0680c1;
  border-radius: 20px;
  top: 90%;
}
.about-content .company-below .swiper .swiper-button-next:after {
  content: '→';
  left: 0;
  color: #fff;
  font-size: 15px;
}
.about-content .history h4 {
  color: #333333;
  font-size: 36px;
  padding-bottom: 43px;
  font-weight: 500;
}
.about-content .history .mySwipers {
  overflow: hidden;
}
.about-content .history .mySwipers .swiper-wrapper {
  width: 100% !important;
  display: flex;
}
.about-content .history .mySwipers .swiper-wrapper .swiper-slide-active {
  width: 50% !important;
  margin-right: 3%;
  position: relative;
}
.about-content .history .mySwipers .swiper-wrapper .swiper-slide-active .shell {
  width: 100%;
  display: flex;
}
.about-content .history .mySwipers .swiper-wrapper .swiper-slide-active .shell .core {
  width: 100%;
  max-height: 242px;
  overflow: hidden;
}
.about-content .history .mySwipers .swiper-wrapper .swiper-slide-active .shell .core .in {
  width: 100%;
  display: flex;
  height: 100%;
}
.about-content .history .mySwipers .swiper-wrapper .swiper-slide-active .shell .core .in .history-picture {
  box-sizing: border-box;
  overflow: hidden;
  padding: 5px 0;

  padding-right: 4.4%;
  display: block !important;
}
.about-content .history .mySwipers .swiper-wrapper .swiper-slide-active .shell .core .in .history-picture img {
      border-radius: 15px;
  display: block;
  min-width: 295px;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.about-content .history .mySwipers .swiper-wrapper .swiper-slide-active .shell .core .in .history-content {
  flex: 1;
}
.about-content .history .mySwipers .swiper-wrapper .swiper-slide-active .shell .core .in .history-content h4 {
  width: 100% !important;
  color: #0680c1 !important;
  font-size: 40px;
  padding: 20px 0 30px 0;
}
.about-content .history .mySwipers .swiper-wrapper .swiper-slide-active .shell .core .in .history-content p {
  max-height: 120px;
  width: 100% !important;
  padding-top: 10px;
  color: #333333 !important;
  font-size: 18px;
  overflow: hidden;
}
.about-content .history .mySwipers .swiper-wrapper .swiper-slide-next {
  width: 21% !important;
  margin-right: 3%;
}
.about-content .history .mySwipers .swiper-wrapper .swiper-slide {
    overflow: hidden;
  display: flex;
}
.about-content .history .mySwipers .swiper-wrapper .swiper-slide .history-picture {
  display: none;
}
.about-content .history .mySwipers .swiper-wrapper .swiper-slide .shell {
  display: flex;
}
.about-content .history .mySwipers .swiper-wrapper .swiper-slide .shell .core {
  max-height: 242px;
  overflow: hidden;
}
.about-content .history .mySwipers .swiper-wrapper .swiper-slide .shell .core .in {
  height: 100%;
}
.about-content .history .mySwipers .swiper-wrapper .swiper-slide .shell .core .in h4 {
  width: 91%;
  color: #999999;
  font-size: 40px;
  padding: 20px 0 30px 0;
  border-bottom: 1px solid #dfdfdf;
}
.about-content .history .mySwipers .swiper-wrapper .swiper-slide .shell .core .in p {
  width: 90%;
  padding-top: 10px;
  color: #999999;
  font-size: 18px;
}
.about-content .history .mySwipers .section-box {
  padding-bottom: 125px;
  position: relative;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}
.about-content .history .mySwipers .section-box .swiper-pagination {
  position: absolute;
  width: 100%;
  padding: 0 5%;
  display: flex;
  justify-content: space-around;
  align-items: center;
  padding-bottom: 48px;
}
.about-content .history .mySwipers .section-box .swiper-pagination::after {
  content: '';
  position: absolute;
  text-align: center;
  width: 95%;
  height: 1px;
  top: -16%;
  background-color: #c7c7c7 !important;
}
.about-content .history .mySwipers .section-box .swiper-pagination .swiper-pagination-bullet-active {
  color: #0680c1 !important;
  position: relative;
  width: 20%;
}
.about-content .history .mySwipers .section-box .swiper-pagination .swiper-pagination-bullet-active::before {
  position: absolute;
  content: '';
  top: -200%;
  left: 47%;
  display: block;
  height: 13px;
  width: 13px;
  border-radius: 13px;
  background-color: #0680c1 !important;
  box-shadow: 0px 0px 15px 0px #0680c1;
  -webkit-box-shadow: 0px 0px 15px 0px #0680c1;
  -moz-box-shadow: 0px 0px 15px 0px #0680c1;
  z-index: 5;
}
.about-content .history .mySwipers .section-box .swiper-pagination .swiper-pagination-bullet {
  background-color: rgba(0, 0, 0, 0);
  display: block;
  color: #999999;
  opacity: 1;
  width: 20%;
  position: relative;
  text-align: center;
}
.about-content .history .mySwipers .section-box .swiper-pagination .swiper-pagination-bullet::before {
  position: absolute;
  content: '';
  top: -180%;
  left: 47%;
  display: block;
  height: 13px;
  width: 13px;
  border-radius: 13px;
  background-color: #c7c7c7;
  color: #c7c7c7 !important;
}
.about-content .history .mySwipers .section-box .swiper-button-prev {
  position: absolute;
  width: 19px;
  height: 19px;
  background-color: #999999;
  border-radius: 19px;
  left: 0;
}
.about-content .history .mySwipers .section-box .swiper-button-prev:after {
  line-height: 19px;
  content: '←';
  left: 0;
  color: #fff;
  font-size: 8px;
}
.about-content .history .mySwipers .section-box .swiper-button-next {
  position: absolute;
  width: 19px;
  height: 19px;
  background-color: #999999;
  border-radius: 19px;
  right: 0;
}
.about-content .history .mySwipers .section-box .swiper-button-next:after {
  line-height: 19px;
  content: '→';
  left: 0;
  color: #fff;
  font-size: 8px;
}
@media (max-width: 1450px) {
  .about-content {
    padding: 0 30px;
  }
  .about-content .history .mySwipers .swiper-wrapper .swiper-slide ul li h4 {
    width: 81%;
    color: #999999;
    font-size: 40px;
    padding: 20px 0 30px 0;
    border-bottom: 1px solid #dfdfdf;
  }
  .about-content .history .mySwipers .swiper-wrapper .swiper-slide ul li p {
    width: 80%;
    padding-top: 10px;
    color: #999999;
    font-size: 18px;
  }
  .about-content .history .mySwipers .section-box {
    padding-bottom: 125px;
    position: relative;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
  }
  .about-content .history .mySwipers .section-box .swiper-pagination {
    position: absolute;
    width: 100%;
    padding: 0 5%;
    display: flex;
    justify-content: space-around;
    align-items: center;
    padding-bottom: 48px;
  }
  .about-content .history .mySwipers .section-box .swiper-pagination::after {
    content: '';
    position: absolute;
    text-align: center;
    width: 93%;
    height: 1px;
    top: -16%;
    background-color: #c7c7c7 !important;
  }
  .about-content .history .mySwipers .section-box .swiper-pagination .swiper-pagination-bullet-active {
    color: #0680c1 !important;
    position: relative;
    width: 20%;
  }
  .about-content .history .mySwipers .section-box .swiper-pagination .swiper-pagination-bullet-active::before {
    position: absolute;
    content: '';
    top: -200%;
    left: 46% !important;
    display: block;
    height: 13px;
    width: 13px;
    border-radius: 13px;
    background-color: #0680c1 !important;
    z-index: 5;
  }
  .about-content .history .mySwipers .section-box .swiper-pagination .swiper-pagination-bullet {
    background-color: rgba(0, 0, 0, 0);
    display: block;
    color: #999999;
    opacity: 1;
    width: 20%;
    position: relative;
    text-align: center;
  }
  .about-content .history .mySwipers .section-box .swiper-pagination .swiper-pagination-bullet::before {
    position: absolute;
    content: '';
    top: -180%;
    left: 46% !important;
    display: block;
    height: 13px;
    width: 13px;
    border-radius: 13px;
    background-color: #c7c7c7;
    color: #c7c7c7 !important;
  }
  .about-content .history .mySwipers .section-box .swiper-button-prev {
    position: absolute;
    width: 19px;
    height: 19px;
    background-color: #999999;
    border-radius: 19px;
  }
  .about-content .history .mySwipers .section-box .swiper-button-prev:after {
    line-height: 19px;
    content: '←';
    left: 0;
    color: #fff;
    font-size: 8px;
  }
  .about-content .history .mySwipers .section-box .swiper-button-next {
    position: absolute;
    width: 19px;
    height: 19px;
    background-color: #999999;
    border-radius: 19px;
  }
  .about-content .history .mySwipers .section-box .swiper-button-next:after {
    line-height: 19px;
    content: '→';
    left: 0;
    color: #fff;
    font-size: 8px;
  }
}
@media (max-width: 1200px) {
  /* 二级菜单 */
  .su_menu .bread-box {
    display: none !important;
  }
  .about-content .company-superstratum {
    padding-top: 99px;
    display: block;
    padding-bottom: 99px;
  }
  .about-content .company-superstratum .company-left {
    width: 100%;
    display: flex;
    flex-direction: column;
    position: relative;
  }
  .about-content .company-superstratum .company-left .big-image {
    width: 60%;
    padding: 10px;
    border: 1px solid #e3dec1;
  }
  .about-content .company-superstratum .company-left .small-image {
    position: absolute;
    top: 50%;
    left: 48%;
    width: 40%;
  }
  .about-content .company-superstratum .company-right {
    flex-grow: 1;
    padding-top: 20px;
    padding-left: 0;
  }
  .about-content .history h4 {
    color: #333333;
    font-size: 36px;
    padding-bottom: 43px;
    font-weight: 500;
  }
  .about-content .history .mySwipers .swiper-wrapper .swiper-slide-active {
    display: flex !important;
    min-width: 67% !important;
    margin-right: 3%;
  }
  .about-content .history .mySwipers .swiper-wrapper .swiper-slide-active .history-picture {
    padding-right: 4.4%;
    display: block !important;
  }
  .about-content .history .mySwipers .swiper-wrapper .swiper-slide-active .history-picture img {
    display: block;
    min-width: 295px;
    width: 100%;
    object-fit: cover;
    border-radius: 15px;
  }
  .about-content .history .mySwipers .swiper-wrapper .swiper-slide-active ul {
    display: flex;
  }
  .about-content .history .mySwipers .swiper-wrapper .swiper-slide-active ul li:last-child {
    padding: 0;
  }
  .about-content .history .mySwipers .swiper-wrapper .swiper-slide-active ul li h4 {
    width: 100% !important;
    color: #0680c1 !important;
    font-size: 40px;
    padding: 20px 0 40px 0;
  }
  .about-content .history .mySwipers .swiper-wrapper .swiper-slide-active ul li p {
    width: 100% !important;
    padding-top: 10px;
    color: #333333 !important;
    font-size: 18px;
  }
  .about-content .history .mySwipers .swiper-wrapper .swiper-slide-next {
    display: flex !important;
    min-width: 28% !important;
    margin-right: 3%;
  }
  .about-content .history .mySwipers .swiper-wrapper .swiper-slide-next ul li h4 {
    width: 100% !important;
  }
  .about-content .history .mySwipers .swiper-wrapper .swiper-slide-next ul li p {
    width: 100% !important;
    padding-top: 10px;
    color: #999999;
    font-size: 18px;
  }
  .about-content .history .mySwipers .swiper-wrapper .swiper-slide ul li h4 {
    width: 71%;
    color: #999999;
    font-size: 40px;
    padding: 20px 0 30px 0;
    border-bottom: 1px solid #dfdfdf;
  }
  .about-content .history .mySwipers .swiper-wrapper .swiper-slide ul li p {
    width: 68%;
    padding-top: 10px;
    color: #999999;
    font-size: 18px;
  }
}
@media (max-width: 1050px) {
  .about-content {
    padding: 0 30px;
  }
  .about-content .history .mySwipers .section-box {
    padding-bottom: 125px;
    position: relative;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
  }
  .about-content .history .mySwipers .section-box .swiper-pagination {
    position: absolute;
    width: 100%;
    padding: 0 5%;
    display: flex;
    justify-content: space-around;
    align-items: center;
    padding-bottom: 48px;
  }
  .about-content .history .mySwipers .section-box .swiper-pagination::after {
    content: '';
    position: absolute;
    text-align: center;
    width: 90%;
    height: 1px;
    top: -16%;
    background-color: #c7c7c7 !important;
  }
  .about-content .history .mySwipers .section-box .swiper-pagination .swiper-pagination-bullet-active {
    color: #0680c1 !important;
    position: relative;
    width: 20%;
  }
  .about-content .history .mySwipers .section-box .swiper-pagination .swiper-pagination-bullet-active::before {
    position: absolute;
    content: '';
    top: -200%;
    left: 44% !important;
    display: block;
    height: 13px;
    width: 13px;
    border-radius: 13px;
    background-color: #0680c1 !important;
    z-index: 5;
  }
  .about-content .history .mySwipers .section-box .swiper-pagination .swiper-pagination-bullet {
    background-color: rgba(0, 0, 0, 0);
    display: block;
    color: #999999;
    opacity: 1;
    width: 20%;
    position: relative;
    text-align: center;
  }
  .about-content .history .mySwipers .section-box .swiper-pagination .swiper-pagination-bullet::before {
    position: absolute;
    content: '';
    top: -180%;
    left: 44% !important;
    display: block;
    height: 13px;
    width: 13px;
    border-radius: 13px;
    background-color: #c7c7c7;
    color: #c7c7c7 !important;
  }
  .about-content .history .mySwipers .section-box .swiper-button-prev {
    position: absolute;
    width: 19px;
    height: 19px;
    background-color: #999999;
    border-radius: 19px;
  }
  .about-content .history .mySwipers .section-box .swiper-button-prev:after {
    line-height: 19px;
    content: '←';
    left: 0;
    color: #fff;
    font-size: 8px;
  }
  .about-content .history .mySwipers .section-box .swiper-button-next {
    position: absolute;
    width: 19px;
    height: 19px;
    background-color: #999999;
    border-radius: 19px;
  }
  .about-content .history .mySwipers .section-box .swiper-button-next:after {
    line-height: 19px;
    content: '→';
    left: 0;
    color: #fff;
    font-size: 8px;
  }
}
@media (max-width: 850px) {
  .about-content .history h4 {
    color: #333333;
    font-size: 36px;
    padding-bottom: 43px;
    font-weight: 500;
  }
  .about-content .history .mySwipers .swiper-wrapper .swiper-slide-active {
    display: flex !important;
    flex-direction: column;
    min-width: 100% !important;
    margin-right: 0%;
  }
  .about-content .history .mySwipers .swiper-wrapper .swiper-slide-active .history-picture {
    padding-right: 0%;
    display: block !important;
  }
  .about-content .history .mySwipers .swiper-wrapper .swiper-slide-active .history-picture img {
    display: block;
    min-width: 295px;
    width: 100%;
    object-fit: cover;
    border-radius: 15px;
  }
  .about-content .history .mySwipers .swiper-wrapper .swiper-slide-active ul li:last-child {
    padding: 0;
  }
  .about-content .history .mySwipers .swiper-wrapper .swiper-slide-active ul li {
    width: 100%;
  }
  .about-content .history .mySwipers .swiper-wrapper .swiper-slide-active ul li h4 {
    width: 100% !important;
    color: #0680c1 !important;
    font-size: 40px;
    padding: 20px 0 40px 0;
  }
  .about-content .history .mySwipers .swiper-wrapper .swiper-slide-active ul li p {
    width: 100% !important;
    padding-top: 10px;
    color: #333333 !important;
    font-size: 18px;
  }
  .about-content .history .mySwipers .swiper-wrapper .swiper-slide-next {
    display: flex !important;
    min-width: 0% !important;
    margin-right: 3%;
  }
  .about-content .history .mySwipers .swiper-wrapper .swiper-slide-next ul li h4 {
    width: 100% !important;
  }
  .about-content .history .mySwipers .swiper-wrapper .swiper-slide-next ul li p {
    width: 100% !important;
    padding-top: 10px;
    color: #999999;
    font-size: 18px;
  }
  .about-content .history .mySwipers .swiper-wrapper .swiper-slide ul li h4 {
    width: 71%;
    color: #999999;
    font-size: 40px;
    padding: 20px 0 30px 0;
    border-bottom: 1px solid #dfdfdf;
  }
  .about-content .history .mySwipers .swiper-wrapper .swiper-slide ul li p {
    width: 68%;
    padding-top: 10px;
    color: #999999;
    font-size: 18px;
  }
  .about-content .history .mySwipers .section-box {
    padding-bottom: 125px;
    position: relative;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
  }
  .about-content .history .mySwipers .section-box .swiper-pagination {
    position: absolute;
    width: 100%;
    padding: 0 5%;
    display: flex;
    justify-content: space-around;
    align-items: center;
    padding-bottom: 48px;
  }
  .about-content .history .mySwipers .section-box .swiper-pagination::after {
    content: '';
    position: absolute;
    text-align: center;
    width: 87%;
    height: 1px;
    top: -16%;
    background-color: #c7c7c7 !important;
  }
  .about-content .history .mySwipers .section-box .swiper-pagination .swiper-pagination-bullet-active {
    color: #0680c1 !important;
    position: relative;
    width: 20%;
  }
  .about-content .history .mySwipers .section-box .swiper-pagination .swiper-pagination-bullet-active::before {
    position: absolute;
    content: '';
    top: -200%;
    left: 40% !important;
    display: block;
    height: 13px;
    width: 13px;
    border-radius: 13px;
    background-color: #0680c1 !important;
    z-index: 5;
  }
  .about-content .history .mySwipers .section-box .swiper-pagination .swiper-pagination-bullet {
    background-color: rgba(0, 0, 0, 0);
    display: block;
    color: #999999;
    opacity: 1;
    width: 20%;
    position: relative;
    text-align: center;
  }
  .about-content .history .mySwipers .section-box .swiper-pagination .swiper-pagination-bullet::before {
    position: absolute;
    content: '';
    top: -180%;
    left: 40% !important;
    display: block;
    height: 13px;
    width: 13px;
    border-radius: 13px;
    background-color: #c7c7c7;
    color: #c7c7c7 !important;
  }
  .about-content .history .mySwipers .section-box .swiper-button-prev {
    position: absolute;
    width: 19px;
    height: 19px;
    background-color: #999999;
    border-radius: 19px;
  }
  .about-content .history .mySwipers .section-box .swiper-button-prev:after {
    line-height: 19px;
    content: '←';
    left: 0;
    color: #fff;
    font-size: 8px;
  }
  .about-content .history .mySwipers .section-box .swiper-button-next {
    position: absolute;
    width: 19px;
    height: 19px;
    background-color: #999999;
    border-radius: 19px;
  }
  .about-content .history .mySwipers .section-box .swiper-button-next:after {
    line-height: 19px;
    content: '→';
    left: 0;
    color: #fff;
    font-size: 8px;
  }
}
@media (max-width: 768px) {
  .about-content .company-superstratum {
    padding-top: 50px;
    display: block;
    padding-bottom: 99px;
  }
  .about-content .company-superstratum .company-right h3 {
    font-size: 26px;
  }
  .about-content .company-superstratum .company-right p {
    font-size: 14px;
  }
  .about-content .company-superstratum .company-right ol {
    margin-top: 20px;
    display: flex;
  }
  .about-content .company-superstratum .company-right ol li i {
    font-size: 35px;
  }
  .about-content .company-superstratum .company-right ol li span {
    font-size: 15px;
    color: #666666;
  }
  .about-content .company-below h4 {
    color: #333333;
    font-size: 26px;
    padding-bottom: 43px;
    font-weight: 500;
  }
  .about-content .company-below .swiper {
    overflow-y: hidden;
  }
  .about-content .company-below .swiper .swiper-wrapper .swiper-slide {
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  .about-content .company-below .swiper .swiper-wrapper .swiper-slide p {
    padding-top: 15px;
    font-size: 18px;
    padding-bottom: 103px;
  }
  .about-content .company-below .swiper .swiper-pagination,
  .about-content .company-below .swiper .swiper-pagination-progressbar,
  .about-content .company-below .swiper .swiper-pagination-horizontal {
    top: 89%;
    margin-left: 120px;
    background-color: #d3d3d3;
    height: 1px;
  }
  .about-content .company-below .swiper .swiper-button-prev {
    width: 38px;
    height: 38px;
    background-color: #0680c1;
    border-radius: 20px;
    top: 90%;
  }
  .about-content .company-below .swiper .swiper-button-prev:after {
    content: '←';
    left: 0;
    color: #fff;
    font-size: 15px;
  }
  .about-content .company-below .swiper .swiper-button-next {
    left: 60px;
    width: 38px;
    height: 38px;
    background-color: #0680c1;
    border-radius: 20px;
    top: 90%;
  }
  .about-content .company-below .swiper .swiper-button-next:after {
    content: '→';
    left: 0;
    color: #fff;
    font-size: 15px;
  }
  .about-content .history h4 {
    color: #333333;
    font-size: 26px;
    padding-bottom: 43px;
    font-weight: 500;
  }
  .about-content .history .swiper-wrapper {
    width: 100% !important;
    display: flex;
  }
    .about-content .history .swiper-wrapper .swiper-slide {
      opacity: 0;
  }
  
  .about-content .history .swiper-wrapper .swiper-slide-active {
       opacity: 1;
    width: 50% !important;
    margin-right: 3%;
    position: relative;
  }
  .about-content .history .swiper-wrapper .swiper-slide-active .history-picture {
    padding-right: 4.4%;
    display: block !important;
  }
  .about-content .history .swiper-wrapper .swiper-slide-active .history-picture img {
    display: block;
    min-width: 295px;
    width: 100% !important;
    object-fit: cover;
    border-radius: 15px;
  }
  .about-content .history .mySwipers .swiper-wrapper .swiper-slide-active .shell .core .in .history-picture img {
      border-radius: 15px;
    display: block;
    min-width: 295px;
    width: 100% !important;
    height: 100%;
    object-fit: cover;
  }
  .about-content .history .swiper-wrapper .swiper-slide-active .shell {
    display: flex;
  }
  .about-content .history .swiper-wrapper .swiper-slide-active .shell .core {
    width: 100%;
    max-height: 242px;
    overflow: hidden;
  }
  .about-content .history .swiper-wrapper .swiper-slide-active .shell .core .in {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
  }

  .about-content .history .mySwipers .swiper-wrapper .swiper-slide-active .shell .core .in .history-picture {
        width: 100%;
    box-sizing: border-box;
    overflow: hidden;
    padding: 5px 0;
     padding-right:0; 
    display: block !important;
}
  .about-content .history .swiper-wrapper .swiper-slide-active .shell .core .in h4 {
    width: 100% !important;
    color: #0680c1 !important;
    font-size: 26px !important;
    padding: 10px 0 10px 0;
  }
  .about-content .history .swiper-wrapper .swiper-slide-active .shell .core .in p {
    width: 100% !important;
    padding-top: 10px;
    color: #333333 !important;
    font-size: 14px !important;
  }
  .about-content .history .swiper-wrapper .swiper-slide-next {
    width: 21% !important;
    margin-right: 3%;
  }
  .about-content .history .swiper-wrapper .swiper-slide {
    display: flex;
  }
  .about-content .history .swiper-wrapper .swiper-slide .history-picture {
    display: none;
  }
  .about-content .history .swiper-wrapper .swiper-slide .shell {
    display: flex;
  }
  .about-content .history .swiper-wrapper .swiper-slide .shell .core {
    max-height: 242px;
    overflow: hidden;
  }
  .about-content .history .swiper-wrapper .swiper-slide .shell .core .in {
    height: 100%;
  }
  .about-content .history .swiper-wrapper .swiper-slide .shell .core .in   .history-content h4 {
    width: 91%;
    color: #999999;
    font-size: 40px;
    padding: 10px 0 10px 0 !important;
    border-bottom: 1px solid #dfdfdf;
  }
  .about-content .history .swiper-wrapper .swiper-slide .shell .core .in p {
    max-height: 115px !important;
    width: 90%;
    padding-top: 10px;
    color: #999999;
    font-size: 18px;
  }
  .about-content .history .section-box {
    padding-bottom: 125px;
    position: relative;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
  }
  .about-content .history .section-box .swiper-pagination {
    position: absolute;
    width: 100%;
    padding: 0 5%;
    display: flex;
    justify-content: space-around;
    align-items: center;
    padding-bottom: 48px;
  }
  .about-content .history .section-box .swiper-pagination::after {
    content: '';
    position: absolute;
    text-align: center;
    width: 81%;
    height: 1px;
    top: -16%;
    background-color: #c7c7c7 !important;
  }
  .about-content .history .section-box .swiper-pagination .swiper-pagination-bullet-active {
    color: #0680c1 !important;
    position: relative;
    width: 20%;
  }
  .about-content .history .section-box .swiper-pagination .swiper-pagination-bullet-active::before {
    position: absolute;
    content: '';
    top: -200%;
    left: 40% !important;
    display: block;
    height: 13px;
    width: 13px;
    border-radius: 13px;
    background-color: #0680c1 !important;
    z-index: 5;
  }
  .about-content .history .section-box .swiper-pagination .swiper-pagination-bullet {
    background-color: rgba(0, 0, 0, 0);
    display: block;
    color: #999999;
    opacity: 1;
    width: 20%;
    position: relative;
    text-align: center;
  }
  .about-content .history .section-box .swiper-pagination .swiper-pagination-bullet::before {
    position: absolute;
    content: '';
    top: -180%;
    left: 40% !important;
    display: block;
    height: 13px;
    width: 13px;
    border-radius: 13px;
    background-color: #c7c7c7;
    color: #c7c7c7 !important;
  }
  .about-content .history .section-box .swiper-button-prev {
    position: absolute;
    width: 19px;
    height: 19px;
    background-color: #999999;
    border-radius: 19px;
  }
  .about-content .history .section-box .swiper-button-prev:after {
    line-height: 19px;
    content: '←';
    left: 0;
    color: #fff;
    font-size: 8px;
  }
  .about-content .history .section-box .swiper-button-next {
    position: absolute;
    width: 19px;
    height: 19px;
    background-color: #999999;
    border-radius: 19px;
  }
  .about-content .history .section-box .swiper-button-next:after {
    line-height: 19px;
    content: '→';
    left: 0;
    color: #fff;
    font-size: 8px;
  }
}
@media (max-width: 620px) {
  .about-content .history h4 {
    color: #333333;
    font-size: 26px;
    padding-bottom: 43px;
    font-weight: 500;
  }
  .about-content .history .mySwipers .section-box {
    padding-bottom: 125px;
    position: relative;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
  }
  .about-content .history .mySwipers .section-box .swiper-pagination {
    position: absolute;
    width: 100%;
    padding: 0 5%;
    display: flex;
    justify-content: space-around;
    align-items: center;
    padding-bottom: 48px;
  }
  .about-content .history .mySwipers .section-box .swiper-pagination::after {
    content: '';
    position: absolute;
    text-align: center;
    width: 93%;
    height: 1px;
    top: -16%;
    background-color: #c7c7c7 !important;
  }
  .about-content .history .mySwipers .section-box .swiper-pagination .swiper-pagination-bullet-active {
    color: #0680c1 !important;
    position: relative;
    width: 20%;
  }
  .about-content .history .mySwipers .section-box .swiper-pagination .swiper-pagination-bullet-active::before {
    position: absolute;
    content: '';
    top: -200%;
    left: 40% !important;
    display: block;
    height: 13px;
    width: 13px;
    border-radius: 13px;
    background-color: #0680c1 !important;
    z-index: 5;
  }
  .about-content .history .mySwipers .section-box .swiper-pagination .swiper-pagination-bullet {
    background-color: rgba(0, 0, 0, 0);
    display: block;
    color: #999999;
    opacity: 1;
    width: 20%;
    position: relative;
    text-align: center;
  }
  .about-content .history .mySwipers .section-box .swiper-pagination .swiper-pagination-bullet::before {
    position: absolute;
    content: '';
    top: -180%;
    left: 40% !important;
    display: block;
    height: 13px;
    width: 13px;
    border-radius: 13px;
    background-color: #c7c7c7;
    color: #c7c7c7 !important;
  }
  .about-content .history .mySwipers .section-box .swiper-button-prev {
    position: absolute;
    width: 19px;
    height: 19px;
    background-color: #999999;
    border-radius: 19px;
  }
  .about-content .history .mySwipers .section-box .swiper-button-prev:after {
    line-height: 19px;
    content: '←';
    left: 0;
    color: #fff;
    font-size: 8px;
  }
  .about-content .history .mySwipers .section-box .swiper-button-next {
    position: absolute;
    width: 19px;
    height: 19px;
    background-color: #999999;
    border-radius: 19px;
  }
  .about-content .history .mySwipers .section-box .swiper-button-next:after {
    line-height: 19px;
    content: '→';
    left: 0;
    color: #fff;
    font-size: 8px;
  }
}
@media (max-width: 500px) {
  .about-content .company-superstratum {
    display: block;
    padding-bottom: 40px;
  }
  .about-content .company-superstratum .company-right {
    flex-grow: 1;
    padding-top: 0;
    padding-left: 0;
  }
  .about-content .company-superstratum .company-right h3 {
    position: relative;
    padding-top: 62px;
    color: #333;
    font-weight: 500;
  }
  .about-content .company-superstratum .company-right p {
    padding-top: 28px;
    color: #6e6e6e;
  }
  .about-content .company-superstratum .company-right ol {
    margin-top: 20px;
    display: flex;
    justify-content: space-between;
  }
  .about-content .company-superstratum .company-right ol li:nth-child(1) i::after {
    content: '年';
    position: absolute;
    padding-left: 5px;
    top: 0%;
    color: #666666;
    font-size: 10px;
  }
  .about-content .company-superstratum .company-right ol li:nth-child(2) i::after {
    content: '公里';
    position: absolute;
    padding-left: 5px;
    top: 0%;
    color: #666666;
    font-size: 10px;
  }
  .about-content .company-superstratum .company-right ol li:nth-child(3) i::after {
    content: '吨';
    position: absolute;
    padding-left: 5px;
    top: 0%;
    color: #666666;
    font-size: 10px;
  }
  .about-content .company-superstratum .company-right ol li {
    display: flex;
    flex-direction: column;
    color: #0680c1;
    position: relative;
  }
  .about-content .company-superstratum .company-right ol li i {
    font-size: 23px;
  }
  .about-content .company-superstratum .company-right ol li span {
    font-size: 15px;
    color: #666666;
  }
  .about-content .history h4 {
    color: #333333;
    font-size: 26px;
    padding-bottom: 43px;
    font-weight: 500;
  }

    .about-content .history .mySwipers .swiper-wrapper .swiper-slide-active .shell .core .in .history-picture img{
        width: auto!important;
        max-width: 100%;
        max-height: 100% !important;
        min-width: 100% !important;
        height:100%;
      
    }
}