.introduce-index {
  width: 100%;
}
.introduce-contaier {
  height: 100%;
  margin: 0 auto;
  text-align: center;
  padding: 124px 0 0 0;
}

.introduce-contaier-1 .used > span {
  font-size: 80px;
  font-weight: 700;
  text-transform: Uppercase;
  color: #52cdcb;
  opacity: 0.1;
}
.introduce-contaier-1 .used .used-title {
  bottom: 8px;
  left: 0;
  right: 0;
  margin: auto;
  font-size: 32px;
  font-weight: 700;
  color: #181a1a;
  opacity: 1;
}

.introduce-card {
  width: 100%;
  height: 400px;
  margin-top: 81px;
}
.introduce-card .introduce-card-item {
  width: 460px;
  height: 100%;
  box-shadow: 0px 10px 30px 0px rgba(115, 127, 128, 0.2);
  border-radius: 20px;
  overflow: hidden;
  margin-right: 30px;
}
.introduce-card .introduce-card-item .introduce-card-top {
  height: 200px;
}
.introduce-card .introduce-card-item .introduce-card-bottom {
  height: 220px;
  width: 100%;
  bottom: 0;
  z-index: 1;
  border-radius: 20px 20px 0 0;
  background: white;
}
.introduce-card-bottom .card-bottom-content {
  font-family: Microsoft YaHei;
  height: 140px;
}
.introduce-card-bottom .card-bottom-content > span:nth-of-type(1) {
  font-size: 20px;
  font-weight: 400;
  color: #17191a;
  margin-top: 30px;
}
.introduce-card-bottom .card-bottom-content > span:nth-of-type(2) {
  font-size: 14px;
  font-weight: 400;
  color: #737f80;
  margin-top: 15px;
}
.introduce-see {
  height: 44px;
  background: #ffffff;
  border: 2px solid #17191a;
  border-radius: 22px;
  margin-top: 50px;
  font-size: 16px;
}
.introduce-see span {
  font-weight: 400;
}
.introduce-see span > span {
  font-weight: 700;
  text-transform: lowercase;
}

.introduce-contaier-2 {
  margin-top: 126px;
  text-align: center;
}
.introduce-contaier-2 .industry > span {
  font-size: 80px;
  font-weight: 700;
  text-transform: Uppercase;
  color: #52cdcb;
  opacity: 0.1;
}
.introduce-contaier-2 .industry .industry-title {
  bottom: 8px;
  left: 0;
  right: 0;
  margin: auto;
  font-size: 32px;
  font-weight: 700;
  color: #181a1a;
  opacity: 1;
}

.introduce-contaier-2 .contaier-2-card {
  margin-top: 55px;
  width: 1500px;
}
@media screen and (max-width: 1400px) {
  .introduce-contaier-2 .contaier-2-card {
    width: 705px;
  }
}
.introduce-contaier-2 .introduce-more {
  width: 190px;
  height: 44px;
  background: #ffffff;
  border: 2px solid #17191a;
  border-radius: 22px;
  font-size: 16px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  color: #17191a;
}
.introduce-contaier-1 .introduce-see:hover,
.introduce-contaier-2 .introduce-more:hover {
  background: rgb(118, 218, 217) !important;
  color: #ffffff !important;
  box-shadow: 1px 4px 16px 0px rgba(82, 204, 206, 0.5);
  border: 2px solid rgba(82, 204, 206, 0.5);
}
.introduce-contaier-2 .introduce-more > span > span {
  font-weight: 700;
  text-transform: lowercase;
}

.contaier-2-card .contaier-2-card-item {
  height: 176px;
  padding: 0 30px;
  border-radius: 10px;
  margin-bottom: 25px;
  transition: all 0.2s linear;
}
.contaier-2-card:after {
  content: "";
  width: 705px;
}
.contaier-2-card-item:hover {
  box-shadow: 0px 10px 30px 0px rgba(115, 127, 128, 0.2);
}
.contaier-2-card .contaier-2-card-item .card-item-left {
  width: 189px;
  height: 126px;
  background: rgb(39, 31, 28);
  margin-right: 20px;
}
.contaier-2-card .contaier-2-card-item .card-item-right {
  text-align: left;
}
.contaier-2-card .contaier-2-card-item .card-item-right > h3 {
  font-size: 24px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  width: 367px;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  color: #17191a;
}
.contaier-2-card .contaier-2-card-item .card-item-right > p {
  font-size: 16px;
  width: 432px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  color: #737f80;
  line-height: 26px;
  margin: 18px 0 23px 0;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}
.contaier-2-card .contaier-2-card-item .card-item-bottom > div {
  font-size: 14px;
  font-family: Microsoft YaHei;
  font-weight: 300;
  color: #454a4c;
}
.contaier-2-card .contaier-2-card-item .card-item-bottom > div:nth-of-type(1) > img {
  margin: 0 5px 3px 0;
}

.introduce-contaier-3 {
  padding-bottom: 100px;
}

.introduce-contaier-3 .support {
  margin-top: 126px;
  margin-bottom: 83px;
}
.introduce-contaier-3 .support > span {
  font-size: 80px;
  font-weight: 700;
  text-transform: Uppercase;
  color: #52cdcb;
  opacity: 0.1;
}
.introduce-contaier-3 .support .support-title {
  bottom: 8px;
  left: 0;
  right: 0;
  margin: auto;
  font-size: 32px;
  font-weight: 700;
  color: #181a1a;
  opacity: 1;
}

.contaier-3-card {
  margin-top: 81px;
}
.contaier-3-card .contaier-3-card-item {
  width: 338px;
  height: 255px;
  background: #ffffff;
  box-shadow: 0px 10px 30px 0px rgba(115, 127, 128, 0.2);
  border-radius: 20px;
  margin: 0 20px;
  margin-bottom: 10px;
}
.contaier-3-card .contaier-3-card-item .card-3-item {
  width: 276px;
  height: 153px;
}
.contaier-3-card .contaier-3-card-item .card-3-item > h3 {
  font-size: 20px;
  font-family: Source Han Sans CN;
  font-weight: bold;
  color: #17191a;
  margin-top: 23px;
}
.contaier-3-card .contaier-3-card-item .card-3-item > p {
  width: 276px;
  height: 42px;
  font-size: 16px;
  font-family: Source Han Sans CN;
  font-weight: 400;
  color: #737f80;
  margin-top: 19px;
  line-height: 26px;
}