.banner {
  position: relative;
  width: 100%;
  min-width: 1200px;
  height: 530px;
  overflow: hidden;
}
.banner img {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
}

.main .about {
  padding: 120px 0;
  background: #fff;
}
.main .about .title {
  font-size: 34px;
  text-align: center;
  margin-bottom: 32px;
}
.main .about .description {
  font-size: 16px;
  color: #505050;
  text-align: center;
  line-height: 32px;
}
.main .about .content {
  display: flex;
  justify-content: space-between;
  margin-top: 80px;
}
.main .about .content .item {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 380px;
  height: 387px;
  box-sizing: border-box;
  border: 1px solid #e8e8e8;
  padding: 40px 30px;
}
.main .about .content .item img {
  display: block;
  width: 72px;
  height: 72px;
  margin-top: 20px;
}
.main .about .content .item .tip {
  font-size: 18px;
  color: #505050;
  font-weight: bold;
  margin-top: 32px;
}
.main .about .content .item .desc {
  margin-top: 32px;
  font-size: 16px;
  color: #505050;
  line-height: 32px;
  text-align: center;
}
.main .profile {
  background: #f7f7f7;
  padding: 60px 0;
}
.main .profile .cover {
  width: 470px;
  height: 479px;
  overflow: hidden;
  background-color: pink;
}
.main .profile .cover img {
  display: block;
  width: 100%;
}
.main .profile .content {
  width: 672px;
  margin-left: 50px;
}
.main .profile .content .title {
  font-size: 34px;
}
.main .profile .content .subtitle {
  font-size: 34px;
  color: #0688d2;
  margin: 40px 0 16px;
}
.main .profile .content .subtitle span {
  font-size: 24px;
  color: #272727;
  margin-left: 12px;
}
.main .profile .content .tags {
  display: flex;
  align-items: center;
  font-size: 0;
}
.main .profile .content .tags span {
  font-size: 16px;
}
.main .profile .content .tags i {
  display: block;
  height: 12px;
  width: 1px;
  background: #505050;
  margin: 0 24px;
}
.main .profile .content .line {
  width: 100%;
  height: 1px;
  background: #e8e8e8;
  position: relative;
  margin: 20px 0 40px;
}
.main .profile .content .line::before {
  content: "";
  display: block;
  width: 24px;
  height: 2px;
  background: #0688d2;
  position: absolute;
  left: 0;
  bottom: 0;
}
.main .profile .content .description {
  font-size: 16px;
  color: #999;
  line-height: 32px;
  text-align: justify;
}
.main .team {
  padding: 120px 0;
  background: #fff;
}
.main .team .title {
  font-size: 34px;
  text-align: center;
}
.main .team .content {
  margin-top: 80px;
}
.main .team .content .item {
  width: 388px;
  height: 340px;
  float: left;
  margin-right: 17px;
  margin-top: 18px;
  overflow: hidden;
}
.main .team .content .item:first-child {
  position: relative;
  background: #eff9ff;
  display: flex;
  justify-content: center;
  align-items: center;
}
.main .team .content .item:first-child .cover {
  width: 160px;
}
.main .team .content .item:first-child .cover .line {
  width: 18px;
  height: 3px;
  background: #0688d2;
  margin: 18px 0 24px;
}
.main .team .content .item:first-child .cover .tip {
  font-size: 34px;
}
.main .team .content .item:first-child .cover .desc {
  font-size: 16px;
  color: #999;
}
.main .team .content .item:nth-child(-n+3) {
  margin-top: 0;
}
.main .team .content .item:nth-child(3), .main .team .content .item:nth-child(5), .main .team .content .item:nth-child(8), .main .team .content .item:nth-child(10) {
  margin-right: 0;
}
.main .team .content .item:nth-child(5), .main .team .content .item:nth-child(9) {
  width: 795px;
}
.main .team .content .item img {
  display: block;
  width: 100%;
  transition: all 0.4s;
}
.main .team .content .item:hover img {
  transform: scale(1.2);
}
.main .development {
  padding: 100px 0;
  background: #f7f7f7;
}
.main .development .title {
  font-size: 34px;
  text-align: center;
}
.main .development .content {
  position: relative;
  margin-top: 80px;
  width: 2px;
  margin: 0 auto;
  background: #e8e8e8;
}
.main .development .content .item {
  position: relative;
  width: 2px;
  margin-top: 60px;
}
.main .development .content .item::before {
  content: "";
  position: absolute;
  width: 10px;
  height: 10px;
  box-sizing: border-box;
  border: 1px solid #999999;
  background: #fff;
  border-radius: 50%;
  left: -4px;
  z-index: 5;
  top: 32px;
}
.main .development .content .item:last-child::before {
  background: #0688d2;
  border-color: #fff;
}
.main .development .content .item:last-child .time {
  border: 1px solid #0688d2;
  border-left: 0;
  color: #0688d2;
}
.main .development .content .item:last-child .node {
  background: #0688d2;
}
.main .development .content .item:last-child .node dt,
.main .development .content .item:last-child .node .tip,
.main .development .content .item:last-child .node .subtip {
  color: #ffffff;
}
.main .development .content .item.with-time-left .time {
  position: absolute;
  left: -16px;
  top: 0;
  transform: translateX(-100%);
}
.main .development .content .item.with-time-left .node {
  padding-left: 44px;
  margin-left: -16px;
}
.main .development .content .item.with-time-right .time {
  position: absolute;
  top: 0;
  left: 16px;
}
.main .development .content .item.with-time-right .node {
  position: relative;
  transform: translate(-100%);
  text-align: right;
  padding-right: 44px;
  right: -16px;
}
.main .development .content .item .time {
  font-size: 34px;
  color: #505050;
  white-space: nowrap;
  padding: 20px 24px;
  height: 100%;
  box-sizing: border-box;
}
.main .development .content .item .time span {
  font-size: 14px;
  margin-left: 10px;
}
.main .development .content .item .node {
  width: 526px;
  margin: 0;
  box-sizing: border-box;
  padding: 20px 24px;
}
.main .development .content .item .node dd,
.main .development .content .item .node dt {
  margin-left: 0;
}
.main .development .content .item .node dt {
  font-size: 34px;
  color: #505050;
}
.main .development .content .item .node dd {
  font-size: 14px;
  color: #505050;
  margin-top: 24px;
}
.main .development .content .item .node dd .tip {
  margin-bottom: 8px;
}
.main .honor {
  padding: 120px 0;
  padding-bottom: 0;
  background: #fff;
}
.main .honor .title {
  font-size: 32px;
  text-align: center;
}
.main .honor .content {
  margin-top: 80px;
}
.main .honor .content .item {
  width: 288px;
  height: 330px;
  float: left;
  margin-right: 15px;
}
.main .honor .content .item:nth-child(4n) {
  margin-right: 0;
}