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

.sec .sec-btn {
  width: 369px;
  height: 50px;
  margin: 60px auto 0;
  border-radius: 6px;
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.sec .sec-btn .btn-left {
  width: 100%;
  background: linear-gradient(90deg, #4591FF 0%, #004BE1 100%);
  color: #fff;
  line-height: 50px;
  font-size: 16px;
  padding-left: 20px;
}

.sec .sec-btn .btn-right {
  width: 100px;
  height: 46px;
  background: #fff;
  position: absolute;
  right: 2px;
  top: 2px;
  color: #004BE1;
  font-size: 16px;
  line-height: 48px;
  vertical-align: middle;
  border-radius: 0px 6px 6px 0;
  text-align: left;
  z-index: 1;
}

.sec .sec-btn .btn-right::before {
  content: '';
  display: block;
  width: 46px;
  height: 46px;
  position: absolute;
  bottom: 0;
  left: 0;
  z-index: -1;
  transform: translateX(-20px) skewX(-20deg);
  background: #fff;
  border: none;
}

.sec .sec-btn .btn-right img {
  width: 16px;
  vertical-align: middle;
  margin-left: 10px;
}

.sec1 .img-box {
  width: 868px;
  margin: auto;
}

.sec1 .data-box {
  margin-top: 18px;
  box-shadow: 0px 2px 7px 0px rgba(185, 207, 229, 0.46);
  background: #F9FAFF;
  border-radius: 16px;
  border: 1px solid #E8E9F1;
}

.sec1 .data-box li {
  width: 25%;
  float: left;
  text-align: center;
  padding: 26px 0;
}

.sec1 .data-box li .data {
  font-size: 36px;
  color: #333;
  font-weight: 600;
  line-height: 66px;
}

.sec1 .data-box li .name {
  font-size: 22px;
  color: #666;
  line-height: 30px;
}

.sec1 .source {
  margin-top: 10px;
  font-size: 16px;
  color: #CFCFCF;
  line-height: 22px;
  text-align: right;
}

.sec2 .sec-content {
  display: flex;
  justify-content: space-between;
}

.sec2 .text-box {
  padding-top: 13px;
}

.sec2 .text-box li {
  margin-top: 50px;
}

.sec2 .text-box li .title {
  font-size: 20px;
  color: #000;
  font-weight: 600;
  line-height: 40px;
  position: relative;
}

.sec2 .text-box li .title::before {
  content: '';
  display: block;
  width: 160px;
  height: 4px;
  background: linear-gradient(270deg, rgba(238, 238, 238, 0.1) 0%, #0368F2 100%);
  border-radius: 2px;
  position: absolute;
  bottom: 0;
  left: 0;
}

.sec2 .text-box li .desc {
  margin-top: 20px;
  font-size: 18px;
  line-height: 25px;
  color: #666;
}

.sec2 .img-box {
  width: 561px;
}

.sec3 .content-head {
  display: flex;
  justify-content: center;
  align-items: center;
  border-bottom: solid 2px #EEEEEF;
  position: relative;
}

.sec3 .content-head .head-li {
  margin: 0 63px;
  font-size: 16px;
  line-height: 22px; 
  color: #333;
  cursor: pointer;
  padding-bottom: 13px;
}

.sec3 .content-head .head-li.active {
  color: #004BE1;
}

.sec3 .content-head .reaction-bottom-dot {
  display: none;
  width: 40px;
  height: 6px;
  border-radius: 6px 6px 0 0;
  background: linear-gradient(to right, #4591FF, #004BE1);
  position: absolute;
  bottom: 0;
  transform: translateX(-50%);
  transition: all .5s;
}

.sec3 .content-body {
  margin-top: 30px;
}

.sec3 .content-body .body-li {
  padding-bottom: 5px;
}

.sec3 .content-body .body-li li {
  width: 380px;
  height: 126px;
  background: linear-gradient(180deg, #F4F5F8 0%, #FFFFFF 100%);
  box-shadow: 0px 4px 6px 0px #EFF3F9;
  border-radius: 6px;
  border: 2px solid #FFFFFF;
  margin-right: 28px;
  display: flex;
  align-items: center;
  padding: 26px 26px 26px 18px; 
  margin-top: 28px;
  float: left;
  cursor: pointer;
}

.sec3 .content-body .body-li li:nth-child(3n) {
  margin-right: 0;
}

.sec3 .content-body .body-li li:nth-child(-n + 3) {
  margin-top: 0;
}

.sec3 .content-body .body-li li .img-box {
  width: 76px;
  flex-shrink: 0;
  margin-right: 16px;
}

.sec3 .content-body .body-li li .title {
  font-size: 20px;
  color: #000;
  line-height: 28px;
  font-weight: 600;
}

.sec3 .content-body .body-li li .desc {
  font-size: 16px;
  color: #666;
  line-height: 22px;
  margin-top: 3px;
}

.sec4 .sec-content {
  display: flex;
  justify-content: space-between;
}

.sec4 .text-box li {
  margin-top: 38px;
}

.sec4 .text-box li .title {
  font-size: 20px;
  color: #000;
  font-weight: 600;
  line-height: 40px;
  position: relative;
}

.sec4 .text-box li .title::before {
  content: '';
  display: block;
  width: 160px;
  height: 4px;
  background: linear-gradient(270deg, rgba(238, 238, 238, 0.1) 0%, #0368F2 100%);
  border-radius: 2px;
  position: absolute;
  bottom: 0;
  left: 0;
}

.sec4 .text-box li .desc {
  margin-top: 20px;
  font-size: 18px;
  line-height: 25px;
  color: #666;
}

.sec4 .img-box {
  width: 767px;
}

.sec5 .trait-list .trait {
  width: 380px;
  height: 126px;
  float: left;
  background: linear-gradient(180deg, #F4F5F8 0%, #FFFFFF 100%);
  box-shadow: 0px 4px 6px 0px #EFF3F9;
  border-radius: 6px;
  border: 2px solid #FFFFFF;
  margin-top: 28px;
  margin-right: 28px;
  display: flex;
  align-items: center;
  padding: 26px 26px 26px 18px;
  cursor: pointer;
}

.sec5 .trait-list .trait:nth-child(3n) {
  margin-right: 0;
}

.sec5 .trait-list .trait:nth-child(3-n) {
  margin-top: 0;
}

.sec5 .trait-list .trait .img-box {
  width: 76px;
  flex-shrink: 0;
  margin-right: 16px;
}

.sec5 .trait-list .trait .title {
  font-size: 20px;
  color: #000;
  line-height: 28px;
  font-weight: 600;
}

.sec5 .trait-list .trait .desc {
  font-size: 16px;
  line-height: 22px;
  color: #666;
  margin-top: 3px;
}

.sec6 .sec-content {
  display: flex;
  justify-content: space-between;
}

.sec6 .text-box .title {
  font-size: 20px;
  font-weight: 600;
  color: #000;
  line-height: 32px;
  position: relative;
}

.sec6 .text-box .title::after {
  content: '';
  display: block;
  width: 160px;
  height: 4px;
  background: linear-gradient(270deg, rgba(238, 238, 238, 0.1) 0%, #0368F2 100%);
  line-height: 20px;
}

.sec6 .text-box .desc {
  font-size: 18px;
  color: #666;
  line-height: 25px;
  margin-top: 20px;
}

.sec6 .text-box .case {
  width: 425px;
  margin-top: 60px;
}

.sec6 .text-box .case li {
  width: 189px;
  height: 69px;
  display: flex;
  align-items: center;
  font-size: 20px;
  color: #333;
  float: left;
  padding-left: 24px;
  margin-top: 8px;
  margin-right: 36px;
  cursor: pointer;
}

.sec6 .text-box .case li:nth-child(2n) {
  margin-right: 0;
}

.sec6 .text-box .case li:nth-child(-n + 2) {
  margin-top: 0;
}

.sec6 .text-box .case li:hover {
  color: #fff;
  background-color: #0B6DF2;
  border-radius: 6px;
}

.sec6 .text-box .case li::before {
  content: '';
  display: block;
  width: 11px;
  height: 11px;
  border: 2px solid #0B6DF2;
  border-radius: 50%;
  box-sizing: border-box;
  margin-right: 9px;
}

.sec6 .text-box .case li:hover::before {
  border: none;
  background: url(../image/sec6_icon.png) no-repeat center/cover;
}

.sec6 .text-box .sec-btn {
  margin-left: 0;
  margin-top: 80px;
}

.sec6 .img-box {
  width: 700px;
  flex-shrink: 0;
}

.sec7 .big-img {
  width: 949px;
  margin: 0 auto 50px;
}

.sec7 .item-box li {
  width: 380px;
  height: 126px;
  float: left;
  background: linear-gradient(180deg, #F4F5F8 0%, #FFFFFF 100%);
  box-shadow: 0px 4px 6px 0px #EFF3F9;
  border-radius: 6px;
  border: 2px solid #FFFFFF;
  margin-top: 28px;
  margin-right: 28px;
  display: flex;
  align-items: center;
  padding: 26px 26px 26px 18px;
  cursor: pointer;
}

.sec7 .item-box li:nth-child(3n) {
  margin-right: 0;
}

.sec7 .item-box li:nth-child(3-n) {
  margin-top: 0;
}

.sec7 .item-box li .img-box {
  width: 76px;
  flex-shrink: 0;
  margin-right: 16px;
}

.sec7 .item-box li .title {
  font-size: 20px;
  color: #000;
  line-height: 28px;
  font-weight: 600;
}

.sec7 .item-box li .desc {
  font-size: 16px;
  line-height: 22px;
  color: #666;
  margin-top: 3px;
}

.sec8 .scene-list .scene {
  width: 280px;
  height: 148px;
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  margin-top: 24px;
  margin-right: 20px;
  border-radius: 6px;
  cursor: pointer;
  float: left;
  z-index: 1;
  font-size: 24px;
  color: #fff;
  overflow: hidden;
}

.sec8 .scene-list .scene:nth-child(4n) {
  margin-right: 0;
}

.sec8 .scene-list .scene:nth-child(-n+4) {
  margin-top: 0;
}

.sec8 .scene-list .scene img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  transition: all .5s;
}

.sec8 .scene-list .scene:hover img {
  transform: scale(1.2);
}