.about {
  width: 100%;
  padding: 80px 0;
  box-sizing: border-box;
}

.about .w1200 {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.about .content {
  width: 521px;
}

.about .content h3 {
  font-size: 36px;
  font-weight: bold;
  color: #1C1C1C;
  margin-bottom: 30px;
}

.about .content h3 em {
  color: #194CFF;
  font-weight: bold;
}

.about .content p {
  font-size: 16px;
  font-weight: bold;
  color: #666666;
  margin-bottom: 111px;
}

.about .content a {
  display: block;
  width: 148px;
  height: 50px;
  line-height: 50px;
  text-align: center;
  font-size: 20px;
  font-weight: bold;
  color: #FFFFFF;
  background: #194CFF;
  border-radius: 6px;
  transition: all .3s;
}

.about .content a:hover {
  box-shadow: 0 2px 17px 0 rgb(0 7 47 / 40%);
}

.about img {
  width: 582px;
}

/* 产品优势 */
.advantage {
  width: 100%;
  padding: 50px 0;
  box-sizing: border-box;
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
}

.advantage h3 {
  font-size: 36px;
  font-weight: bold;
  color: #fff;
  text-align: center;
  margin-bottom: 50px;
}

.advantage h3 em {
  color: #194CFF;
  font-weight: bold;
}

.advantage .list {
  display: flex;
  justify-content: space-between;
  width: 100%;
}

.advantage .list .item {
  position: relative;
  width: 187px;
  height: 240px;
  padding: 0 21px;
  border-radius: 10px;
  box-sizing: border-box;
  background-color: #fff;
  transition: all .3s;
  overflow: hidden;
  cursor: pointer;
}

.advantage .list .item img {
  position: absolute;
  top: -20px;
  left: -50px;
  width: 165px;
  height: 174px;
  transition: all .3s;
  z-index: 0;
}

.advantage .list .item span {
  display: block;
  font-size: 20px;
  font-weight: bold;
  color: #194CFF;
  text-align: center;
  margin-top: 108px;
}

.advantage .list .item p {
  font-size: 14px;
  color: #1C1C1C;
  text-align: center;
  margin-top: 20px;
  line-height: 2;
}

.advantage .list .item:hover {
  transform: translateY(-20px);
}

.advantage .list .item:hover img {
  transform: scale(1.2);
}

/* 产品价值 */
.worth {
  display: flex;
  width: 100%;
  height: 526px;
}

.worth>img,
.worth .content {
  width: 50%;
  height: 100%;
}

.worth .content .in {
  display: flex;
  flex-wrap: wrap;
  align-items: stretch;
  justify-content: center;
  width: 546px;
  height: 434px;
  margin: 46px 0 0 19px;
  background: url(../images/line.png) no-repeat 50%;
  background-size: cover;
}

.worth .content .in .item {
  position: relative;
  width: 273px;
  height: 226px;
  padding: 86px 0 0 90px;
  box-sizing: border-box;
}

.worth .content .in .item img {
  position: absolute;
  right: 0;
  bottom: 10px;
  width: 100%;
  height: 100%;
  visibility: hidden;
}

.worth .content .in .item span {
  display: block;
  width: 129px;
  font-size: 24px;
  color: #194cff;
  margin-bottom: 10px;
  text-align: center;
}

.worth .content .in .item p {
  width: 129px;
  font-size: 16px;
  color: #999;
  text-align: center;
}

.worth .content .in .item:hover img {
  visibility: visible;
}

.worth .content .in .item:nth-of-type(2) {
  padding: 86px 0 0 52px;
}

.worth .content .in .item:nth-of-type(3) {
  padding: 41px 0 0 98px;
}

.worth .content .in .item:nth-of-type(4) {
  padding: 41px 0 0 53px;
}

.worth .content .in .item:nth-of-type(2):hover img {
  left: -23px;
  bottom: 32px;
  transform: rotate(90deg);
}

.worth .content .in .item:nth-of-type(3):hover img {
  top: 16px;
  right: -24px;
  transform: rotate(-90deg);
}

.worth .content .in .item:nth-of-type(4):hover img {
  top: -7px;
  left: 0;
  transform: rotate(180deg);
}

/* 使用场景 */
.sence {
  width: 100%;
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
}

.sence .w1200 {
  display: flex;
  flex-wrap: wrap;
}

.sence .item {
  position: relative;
  width: 400px;
  height: 260px;
  overflow: hidden;
  cursor: pointer;
}

.sence .item img {
  width: 100%;
  height: 100%;
  transition: all .6s;
}

.sence .item .in {
  position: absolute;
  top: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  width: 100%;
  height: 100%;
  background-color: rgba(25, 76, 255, .8);
  transform: rotateX(90deg);
  transition: all .6s;
}

.sence .item .in span {
  font-size: 24px;
  font-weight: 700;
  color: #fff;
}

.sence .item .in p {
  width: 250px;
  line-height: 22px;
  font-size: 16px;
  color: #fff;
  margin: 0 auto 0;
  text-align: center;
}

.sence .item:nth-of-type(1):hover .in, 
.sence .item:nth-of-type(2):hover .in, 
.sence .item:nth-of-type(3):hover .in, 
.sence .item:nth-of-type(4):hover .in, 
.sence .item:nth-of-type(6):hover .in, 
.sence .item:nth-of-type(7):hover .in, 
.sence .item:nth-of-type(8):hover .in, 
.sence .item:nth-of-type(9):hover .in {
  transform: rotateX(0);
}

/* 接入流程 */
.flow {
  width: 100%;
  padding: 60px 0;
  box-sizing: border-box;
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
}

.flow h3 {
  font-size: 36px;
  font-weight: bold;
  color: #1C1C1C;
  text-align: center;
  margin-bottom: 50px;
}

.flow h3 em {
  color: #194CFF;
  font-weight: bold;
}

.flow .list {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.flow .list .item {
  width: 200px;
  height: 238px;
  text-align: center;
  padding-top: 51px;
  box-sizing: border-box;
  background: rgba(0,0,0,.03);
  border-radius: 86px;
  transition: all .3s;
  cursor: pointer;
}

.flow .list .item img {
  width: 64px;
  height: 64px;
}

.flow .list .item span {
  display: block;
  font-size: 20px;
  font-weight: bold;
  color: #303030;
  margin: 18px 0;
  text-align: center;
}

.flow .list .item p {
  font-size: 16px;
  color: #666666;
}

.flow .list .img {
  width: 22px;
}

.flow .list .img:last-child {
  display: none;
}

.flow .list .item:hover {
  transform: translateY(-20px);
}