.c004BE1 {
  color: #004BE1
}
.sec:nth-child(2n) {
  background: #F9FAFF;
}

.sec .btn-box {
  text-align: center;
}

.sec .btn {
  min-width: 136px;
  display: inline-block;
  padding: 17px 25px;
  border-radius: 6px;
  background: #004BE1;
  font-size: 16px;
  color:#fff;
  line-height: 14px;
  margin-top: 15px;
  cursor: pointer;
  margin-left: 22px;
  text-align: center;
  margin-top: 32px;
}

.banner .right {
  display: flex;
  align-items: center;
}

.common-title {
  line-height: 39px !important;
}

.sec1 .common-subtitle {
  text-align: left;
  width: 1000px;
  margin-left: auto;
  margin-right: auto;
  line-height: 28px;
  font-size: 16px;
  margin-top: 30px;
}

.sec2 .sec-content {
  display: flex;
  align-items: center;
  justify-content: center;
}

.sec2 img {
  width: 578px;
  flex-shrink: 0;
  margin: 0 20px;
}

.sec2 .item-box .item {
  padding-left: 14px;
  position: relative;
  margin-top: 80px;
}

.sec2 .item-box .item:first-child {
  margin-top: 0;
}

.sec2 .item-box .item::after {
  content: '';
  display: block;
  background: #004BE1;
  width: 4px;
  height: calc(100% - 12px);
  position: absolute;
  top: 50%;
  left: 0;
  transform: translateY(-50%);
}

.sec2 .item-box .item .title {
  color: #004BE1;
  line-height: 28px;
  font-weight: 500;
  font-size: 24px;
}

.sec2 .item-box .item .desc {
  margin-top: 20px;
  font-size: 16px;
  line-height: 28px;
  color: #333333;
}

.sec2 .item-box.right .item {
  padding-left: 0;
  padding-right: 14px;
  text-align: right;
}

.sec2 .item-box.right .item::after {
  left: auto;
  right: 0;
}

.sec3 .item-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
}

.sec3 .item-box .item {
  width: 570px;
  height: 315px;
  border-radius: 20px;
  opacity: 1;
  background: #F9FAFF;
  box-sizing: border-box;
  border: 1px solid rgba(164, 172, 191, 0.2);
  box-shadow: 0px 4px 10px 0px rgba(0, 0, 0, 0.1);
  display: flex;
  align-items: center;
  padding: 0 49px;
  margin-top: 73px;
}

.sec3 .item-box .item:nth-child(-n+2) {
  margin-top: 0;
}

.sec3 .item-box .item .img-box {
  width: 136px;
  height: 136px;
  flex-shrink: 0;
  margin-right: 54px;
}


.sec3 .item-box .item .text-box .title {
  font-size: 24px;
  font-weight: 500;
  line-height: 39px;
  letter-spacing: 0px;
  color: #004BE1;
}

.sec3 .item-box .item .text-box .desc {
  font-size: 18px;
  font-weight: normal;
  line-height: 30px;
  letter-spacing: 0px;
  color: #333333;
  margin-top: 20px;
}

.sec4 .item-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  padding: 30px 52px;
  border: 1px solid rgba(164, 172, 191, 0.3);
  border-radius: 10px;
  margin: 32px 32px 40px;
}

.sec4 .item-box .item {
	width: 20%;
    display: flex;
    margin-top: 10px;
    font-size: 16px;
    line-height: 28px;
    color: #333333;
    font-weight: bold;
}

.sec4 .item-box .item .icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  margin-right: 12px;
}

.sec4 .img-box {
  width: 1032px;
  margin: auto;
}

.sec4 .img-box:nth-of-type(3) {
  margin-top: 30px;
  padding-top: 30px;
  border-top: solid 1px #A4ACBF;
}

.sec4 .img-box .text {
  font-size: 16px;
  line-height: 22px;
  margin-top: 40px;
  color: #666666 
}

.sec4 .img-box .text .c004BE1 {
  font-size: 18px;
  font-weight: 500;
}