.sec {
  padding: 80px 0;
}
.sec .common-title {
  font-size: 44px;
  font-weight: 600;
  color: #000;
  line-height: 66px;
  text-align: center;
  margin: auto;
}
.sec .common-subtitle {
  font-size: 18px;
  color: #444;
  line-height: 36px;
  margin: 7px auto 0;
  text-align: center;
}
.banner {
  height: 570px;
  background: url(../../images/operate/banner.jpg) no-repeat center/cover;
}
.bannerBox {
  padding-top: 180px;
}
.bannerBox .title {
  font-size: 57px;
  font-weight: 600;
  color: #fff;
}
.bannerBox .tit2 {
  font-size: 30px;
  color: #fff;
  margin-top: 30px;
}
.bannerBox .goInfo {
  margin-top: 55px;
}
.bannerBox .goInfo a {
  display: inline-block;
  width: 126px;
  height: 41px;
  background: #fff;
  text-align: center;
  line-height: 41px;
  color: #2519A7;
  font-size: 18px;
  margin-right: 20px;
  border-radius: 25px;
}
.bannerBox .goInfo a:first-child {
  background: none;
  border: solid 1px #fff;
  color: #fff;
}
.sec1 .item {
  width: 582px;
  height: 210px;
  background: #FBFCFF;
  border-radius: 4px;
  box-shadow: 0px 6px 70px 1px rgb(0,0,0, .1);
  margin-right: 36px;
  display: flex;
  align-items: center;
  padding-right: 36px;
  margin-top: 36px;
  float: left;
  transition: all .5s;
  cursor: pointer;
}

.sec1 .item:hover {
  box-shadow: 0px 5px 8px 2px rgb(0,0,0,.3);
  transform: translateY(-5px);
}

.sec1 .item:nth-child(2n) {
  margin-right: 0;
}

.sec1 .item .img-box {
  width: 124px;
  margin-right: 32px;
  text-align: right;
  flex-shrink: 0;
}

.sec1 .item .title {
  font-size: 24px;
  font-weight: 600;
  line-height: 33px;
  color: #333;
}

.sec1 .item .desc {
  font-size: 16px;
  line-height: 28px;
  margin-top: 20px;
  color: #666;
}

.sec2 .sec-content {
  padding-top: 0;
}

.sec2 .item {
  width: 20%;
  float: left;
  text-align: center;
  margin-top: 70px;
  cursor: pointer;
}

.sec2 .item .img-box {
  height: 80px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  -webkit-transition: all .5s;
  -moz-transition: all .5s;
  -ms-transition: all .5s;
  transition: all .5s;
}

.sec2 .item:hover .img-box {
  -webkit-transform: rotate(360deg);
  -moz-transform: rotate(360deg);
  -ms-transform: rotate(360deg);
  transform: rotate(360deg);
}

.sec2 .item .title {
  font-size: 16px;
  line-height: 28px;
  margin-top: 20px;
  color: #666;
}

.sec3 {
  background: #FBFCFF;
}

.sec3 .item-box {
  height: 323px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 36px;
}

.sec3 .item {
  width: 221px;
  height: 361px;
  background: #fff;
  border-radius: 13px;
  position: relative;
}

.sec3 .item .shadow {
  width: 187px;
  height: 221px;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  background: #72ADEF;
  border-radius: 13px;
  opacity: 0.45;
  filter: blur(30px);
}

.sec3 .item .content {
  width: 100%;
  height: 261px;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: #fff;
  border-radius: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  cursor: pointer;
  z-index: 2; 
}

.sec3 .item .img-box {
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.sec3 .item .img-box .active {
  display: none;
}

.sec3 .item .text {
  font-size: 16px;
  line-height: 24px;
  margin-top: 31px;
  color: #666;
  text-align: center;
}

.sec3 .item:hover .content {
  height: 313px;
  background: url(../../images/operate/sec3_bg.png) no-repeat center/cover;
}

.sec3 .item:hover .img-box .active {
  display: block;
}

.sec3 .item:hover .img-box .default {
  display: none;
}

.sec3 .item:hover .text {
  color: #fff;
}