.main {
  position: relative;
  min-height: 100%;
}
.main .top-img {
  height: 450px;
  background: url("../en_img/about-top.png") center no-repeat;
  background-size: cover;
}
.main .line {
  margin: 113px auto 26px;
}
.main .lines {
  width: 76px;
  height: 4px;
  background-image: linear-gradient(to right, #56c2ce, #5b8dcb);
  margin: 31px auto 85px;
}
.main .introduce-box {
  padding-bottom: 80px;
}
.main .introduce-box .first-text {
  font-size: 18px;
  line-height: 30px;
  color: #4c4c4c;
  margin-top: 60px;
  text-align: justify;
}
.main .introduce-box .row {
  margin-top: 70px;
}
.main .introduce-box .row .img-box {
  font-size: 0;
}
.main .introduce-box .row .img-box .img-item {
  width: 33%;
  border-right: 1px solid #333;
  text-align: center;
  margin-bottom: 50px;
}
.main .introduce-box .row .img-box .img-item .title-box {
  font-size: 30px;
  color: #204f88;
}
.main .introduce-box .row .img-box .img-item .title-box span {
  font-size: 48px;
}
.main .introduce-box .row .img-box .img-item .desc-box {
  font-size: 18px;
  color: #333333;
  margin-top: 10px;
}
.main .introduce-box .row .img-box .img-item:last-child {
  border-right: none;
}
.main .introduce-box .row .text-box {
  font-size: 18px ;
  line-height: 26px;
  color: #5a5a5a;
  position: relative;
  text-align: justify;
}
.main .introduce-box .row .text-box:nth-child(1) {
  margin-right: 40px;
  line-height: 28px;
}
.main .introduce-box .row .text-box:nth-child(2) {
  margin-left: 40px;
}
.main .introduce-box .row .text-box:nth-child(2) > div {
  top: 48%;
}
.main .introduce-box .row .text-box > div {
  width: 100%;
  position: absolute;
  left: 0;
  top: 50%;
  -webkit-transform: translate(0, -50%);
  -moz-transform: translate(0, -50%);
  -ms-transform: translate(0, -50%);
  -o-transform: translate(0, -50%);
  transform: translate(0, -50%);
}
.main .group-box {
  background: url("../img/about-bg.png") no-repeat;
  background-size: 100% 100%;
  padding-top: 80px;
  padding-bottom: 130px;
}
.main .group-box .group-text {
  width: 840px;
  margin: 80px auto 0;
  font-size: 18px;
  line-height: 36px;
  text-align: justify;
}
.main .group-box .icon-box {
  width: 1200px;
  margin: 50px auto 0;
  text-align: center;
}
.main .group-box .icon-box .icon-item {
  width: 180px;
  -webkit-filter: grayscale(100%);
  filter: grayscale(100%);
}
.main .group-box .icon-box .icon-item .icon-name {
  font-size: 22px;
  color: #bdbdbd;
  margin-top: 15px;
}
.main .group-box .icon-box .icon-item:hover {
  -webkit-filter: grayscale(0%);
  filter: grayscale(0%);
}
.main .group-box .icon-box .icon-item:hover .icon-name {
  color: #333333;
}
.main .bg-box {
  width: 1200px;
  height: 300px;
  background: url("../img/about-img-bg.png") center no-repeat;
  background-size: cover;
  margin: 65px auto 0;
}
.main .bg-box .item-box {
  width: 285px;
  height: 100px;
  color: #b59e66;
  text-align: center;
  border-right: 1px solid #b59e66;
}
.main .bg-box .item-box:last-child {
  border-right: none;
}
.main .bg-box .item-box:nth-child(2) .text {
  margin-top: 8px;
}
.main .bg-box .item-box .num {
  line-height: 48px;
  font-weight: bold;
  font-size: 36px;
}
.main .bg-box .item-box .num span {
  font-size: 48px;
}
.main .bg-box .item-box .text {
  font-size: 18px;
  margin-top: 18px;
}
.main .the-development-course-box {
  margin-top: 110px;
}
.main .the-development-course-box .course-list-box {
  margin-top: 60px;
  position: relative;
}
.main .the-development-course-box .course-list-box:after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  display: block;
  width: 1px;
  height: calc(100% - 40px);
  background: #bbbbbb;
  -webkit-transform: translate(-50%, -50%);
  -moz-transform: translate(-50%, -50%);
  -ms-transform: translate(-50%, -50%);
  -o-transform: translate(-50%, -50%);
  transform: translate(-50%, -50%);
}
.main .the-development-course-box .course-list-box .course-item {
  font-size: 18px;
  margin-top: 50px;
  line-height: 30px;
  color: #333333;
  padding-right: 54%;
  text-align: right;
  position: relative;
  z-index: 2;
}
.main .the-development-course-box .course-list-box .course-item:nth-child(2n) {
  padding-right: 0%;
  padding-left: 54%;
  text-align: left;
}
.main .the-development-course-box .course-list-box .course-item:after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  display: block;
  width: 36px;
  height: 36px;
  background: #1863b2;
  opacity: 0.2;
  border-radius: 50%;
  -webkit-transform: translate(-50%, -50%);
  -moz-transform: translate(-50%, -50%);
  -ms-transform: translate(-50%, -50%);
  -o-transform: translate(-50%, -50%);
  transform: translate(-50%, -50%);
}
.main .the-development-course-box .course-list-box .course-item:before {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  display: block;
  width: 20px;
  height: 20px;
  background: #1863b2;
  border-radius: 50%;
  -webkit-transform: translate(-50%, -50%);
  -moz-transform: translate(-50%, -50%);
  -ms-transform: translate(-50%, -50%);
  -o-transform: translate(-50%, -50%);
  transform: translate(-50%, -50%);
}
.main .enterprise-box {
  height: 1274px;
  padding-top: 88px;
  padding-bottom: 200px;
  margin-top: 136px;
  background: url("../img/about-bg2.png") no-repeat center;
  background-size: 1920px;
}
.main .enterprise-box .img-box {
  width: 1198px;
  margin: 70px auto 0;
}
.main .logistics-box {
  padding-top: 76px;
  padding-bottom: 180px;
}
.main .logistics-box .row {
  margin-top: 100px;
  padding: 0 18px;
}
.main .logistics-box .row .text-box {
  font-size: 18px ;
  line-height: 36px;
  color: #5a5a5a;
  padding: 0 85px;
  text-align: justify;
}
.main .logistics-box .row .text-box .title-box {
  font-size: 24px;
  color: #333;
  margin-bottom: 20px;
}
@-webkit-keyframes fadein {
  from {
    opacity: 0.1;
  }
  to {
    opacity: 1;
  }
}
@keyframes fadein {
  from {
    opacity: 0.1;
  }
  to {
    opacity: 1;
  }
}
/*# sourceMappingURL=about.css.map */