body {
  width: 100%;
  background-color: #f5f7fa;
}
header {
  position: relative;
  width: 100%;
  height: calc(80px + 70px);
}
header.sticky {
  position: fixed;
  animation: dropDown 0.5s ease-in-out forwards;
}
header.sticky .box {
  position: absolute;
}
header.sticky .heardExtra {
  position: absolute;
}
/* 固定导航下滑动画 */
@keyframes dropDown {
  from {
    transform: translateY(0);
  }
  to {
    transform: translateY(-80px);
  }
}
.banner {
  height: 8rem;
  width: 100%;
  background-image: linear-gradient(202deg, #98d8e3 0%, #55c2c6 100%);
  overflow: hidden;
}
.banner .contentWrap {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.banner .contentWrap .left {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-right: 1rem;
  font-family: SourceHanSansCN-Medium;
  font-weight: 500;
  font-size: 0.34rem;
}
.banner .contentWrap .left .text1 {
  display: block;
  width: 4.3rem;
}
.banner .contentWrap .left .text2 {
  display: block;
  width: 4.8rem;
  margin-top: 0.42rem;
  margin-bottom: 0.32rem;
}
.banner .contentWrap .left .text3 {
  width: 5.4rem;
  height: 0.68rem;
  background: #ffffff;
  border-radius: 0.34rem;
  margin-bottom: 0.62rem;
  text-align: center;
  line-height: 0.64rem;
  color: #54c2c5;
}
.banner .contentWrap .left .text4 {
  color: #fff;
}
.banner .contentWrap .right {
  width: 5rem;
  padding-top: 0.4rem;
}
.reason {
  padding-bottom: 0.2rem;
}
.reason .title {
  margin-top: 0.6rem;
  margin-bottom: 0.3rem;
  font-family: SourceHanSansCN-Bold;
  font-weight: 700;
  font-size: 0.42rem;
  color: #222;
  text-align: center;
}
.reason .desc {
  margin-bottom: 0.4rem;
  font-family: SourceHanSansCN-Regular;
  font-weight: 400;
  font-size: 0.24rem;
  color: #222;
  text-align: center;
}
.reason ul {
  display: flex;
  padding: 0 12%;
  flex-wrap: wrap;
  justify-content: center;
}
.reason ul li {
  width: 3.86rem;
  height: 2.86rem;
  padding: 0 0.3rem;
  box-sizing: border-box;
}
.reason ul li h3 {
  font-family: SourceHanSansCN-Regular;
  font-weight: 700;
  font-size: 0.34rem;
  color: #222;
  text-align: center;
  margin-top: 0.28rem;
}
.reason ul li p {
  font-family: SourceHanSansCN-Regular;
  font-weight: 400;
  font-size: 0.2rem;
  color: #979797;
  text-align: center;
  line-height: 1.6em;
}
.reason ul li:first-child {
  background: url('../images/leaningMachine/reason1@2x.png') no-repeat center;
  background-size: contain;
}
.reason ul li:nth-child(2) {
  background: url('../images/leaningMachine/reason2@2x.png') no-repeat center;
  background-size: contain;
}
.reason ul li:nth-child(3) {
  background: url('../images/leaningMachine/reason3@2x.png') no-repeat center;
  background-size: contain;
}
.reason ul li:nth-child(4) {
  background: url('../images/leaningMachine/reason4@2x.png') no-repeat center;
  background-size: contain;
}
.reason ul li:nth-child(5) {
  background: url('../images/leaningMachine/reason5@2x.png') no-repeat center;
  background-size: contain;
}
.reason ul li:nth-child(6) {
  background: url('../images/leaningMachine/reason6@2x.png') no-repeat center;
  background-size: contain;
}
.scene .scene1Wrap {
  width: 100%;
  background-color: #f5fffd;
}
.scene .scene1Wrap h2 {
  font-family: SourceHanSansCN-Bold;
  font-weight: 700;
  font-size: 0.46rem;
  color: #222;
  text-align: center;
  padding-top: 0.6rem;
}
.scene .commonScene {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 16%;
  box-sizing: border-box;
  background-color: #fff;
}
.scene .commonScene .text {
  flex: 1;
  margin-left: 1.2rem;
}
.scene .commonScene .text h3 {
  font-family: SourceHanSansCN-Bold;
  font-weight: 700;
  font-size: 0.36rem;
  color: #00ba91;
  text-align: center;
  margin-bottom: 0.27rem;
  text-align: left;
}
.scene .commonScene .text p {
  font-family: SourceHanSansCN-Medium;
  font-weight: 500;
  font-size: 0.24rem;
  color: #222;
  text-align: center;
  text-align: left;
  line-height: 1.8em;
}
.scene .commonScene img {
  width: 5rem;
  object-fit: contain;
}
.scene .scene1 {
  background-color: #f5fffd;
}
.scene .scene2 {
  background: #edf6ff;
}
.scene .scene2 .text {
  margin-left: 0.8rem;
}
.scene .scene2 img {
  width: 5.5rem;
  margin-left: 1.2rem;
}
.scene .scene3 {
  padding-bottom: 0;
}
.scene .scene3 img {
  width: 3.4rem;
  padding-right: 7%;
}
.scene .scene4 {
  background: #fffcf3;
}
.scene .scene4 img {
  width: 5.5rem;
}
.promote .commonPromote {
  padding: 0.6rem 12% 0.6rem 12%;
  display: flex;
  flex-direction: column;
  align-items: center;
  background-color: #fff;
}
.promote .commonPromote h2 {
  font-family: SourceHanSansCN-Bold;
  font-weight: 700;
  font-size: 0.46rem;
  color: #222;
  text-align: center;
}
.promote .commonPromote h3 {
  font-family: SourceHanSansCN-Bold;
  font-weight: 700;
  font-size: 0.36rem;
  color: #00ba91;
  text-align: center;
  margin-top: 0.4rem;
}
.promote .commonPromote p {
  font-family: SourceHanSansCN-Medium;
  font-weight: 500;
  font-size: 0.24rem;
  color: #222;
  text-align: center;
  margin-top: 0.2rem;
  margin-bottom: 0.3rem;
  line-height: 1.8em;
}
.promote .commonPromote img {
  width: 7.6rem;
  margin-top: 0.2rem;
}
.promote .promote1 img {
  width: 7.6rem;
}
.promote .promote1 .videoWrap {
  background-color: #fff;
  padding-top: 0.5rem;
}
.promote .promote1 .videoWrap h3 {
  font-family: SourceHanSansCN-Bold;
  font-weight: 700;
  font-size: 0.46rem;
  color: #00ba91;
  text-align: center;
  margin-bottom: 0.3rem;
}
.promote .promote1 .videoWrap .toMiaobiClass {
  margin: 0.3rem 0;
  text-align: center;
}
.promote .promote1 .videoWrap .toMiaobiClass a {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: #f6ac19;
}
.promote .promote1 .videoWrap .toMiaobiClass a .arrow {
  width: 16px;
  margin-left: 10px;
  margin-top: 0;
}
.promote .promote1 .videoWrap .box {
  position: relative;
  width: 12rem;
  height: 6.75rem;
  margin: 0 auto;
}
.promote .promote1 .videoWrap .box .setMuted {
  position: absolute;
  bottom: 1.2rem;
  right: 0.3rem;
  width: 0.3rem;
  height: 0.3rem;
  z-index: 130;
  cursor: pointer;
}
.promote .promote1 .videoWrap .box .setMuted img {
  width: 100%;
  display: none;
}
.promote .promote1 .videoWrap .box .setMuted .isShow {
  display: block;
}
.promote .promote1 .videoWrap .box ul {
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  display: flex;
  justify-content: space-around;
  z-index: 99;
}
.promote .promote1 .videoWrap .box ul li {
  position: relative;
  flex: 1;
  cursor: pointer;
}
.promote .promote1 .videoWrap .box ul li span {
  font-family: SourceHanSansCN-Medium;
  font-weight: 700;
  font-size: 0.24rem;
  color: #222;
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1rem;
  line-height: 1rem;
  text-align: center;
  transition: all 0.3s;
}
.promote .promote1 .videoWrap .box ul li span:hover {
  font-family: SourceHanSansCN-Medium;
  font-weight: 700;
  font-size: 0.3rem;
  color: #222;
  text-align: center;
  line-height: 0.5rem;
}
.promote .promote1 .videoWrap .box video {
  width: 100%;
}
.promote .promote2 {
  background: #f4fffd;
}
.promote .promote2 .imgWrap img {
  width: 9rem;
  object-fit: contain;
  margin: 0 0.1rem;
}
.promote .promote3 .expect {
  position: relative;
  height: 100%;
  width: auto;
}
.promote .promote3 .expect span {
  position: absolute;
  top: 40%;
  transform: translateY(-50%);
  left: 50%;
  transform: translateX(-50%);
  font-family: SourceHanSansCN-Bold;
  font-weight: 700;
  font-size: 0.46rem;
  color: #222;
  text-align: center;
}
.helpSelectSub {
  height: auto;
  padding: 0.6rem 16% 0.4rem;
  background: #f9fffe;
}
.helpSelectSub h3 {
  font-family: SourceHanSansCN-Bold;
  font-weight: 700;
  font-size: 0.46rem;
  color: #00ba91;
  text-align: center;
  margin-bottom: 0.6rem;
}
.helpSelectSub ul {
  display: flex;
  justify-content: space-between;
}
.helpSelectSub ul li {
  width: 3.8rem;
  height: 5.8rem;
  padding-top: 0.3rem;
  background: #ffffff;
  box-sizing: border-box;
  box-shadow: 0 4px 0.2rem 0 rgba(0, 0, 0, 0.2);
  border-radius: 0.2rem;
  text-align: center;
}
.helpSelectSub ul li .top {
  position: relative;
  width: 3.32rem;
  height: 0.68rem;
  background-image: linear-gradient(90deg, #95edd4 0%, #00ba9e 100%);
  border-radius: 0 1rem 0 0;
}
.helpSelectSub ul li .top span {
  position: absolute;
  left: 0.1rem;
  opacity: 0.24;
  font-family: SourceHanSansCN-Bold;
  font-weight: Bold;
  font-size: 0.68rem;
  line-height: 0.68rem;
  color: #ffffff;
}
.helpSelectSub ul li .top h3 {
  font-family: SourceHanSansCN-Bold;
  font-weight: 700;
  font-size: 0.34rem;
  color: #fff;
  text-align: center;
  line-height: 0.68rem;
  margin-left: 0.55rem;
  text-align: left;
}
.helpSelectSub ul li p {
  height: 1.7rem;
  font-family: SourceHanSansCN-Medium;
  font-weight: 500;
  font-size: 0.2rem;
  color: #979797;
  text-align: center;
  text-align: left;
  line-height: 2em;
  margin: 0.2rem 0.3rem;
}
.helpSelectSub ul li img {
  width: 2.8rem;
  margin: 0 auto;
}
.helpSelectSub ul li:nth-child(2) p {
  height: 1.9rem;
}
.helpSelectSub ul li:nth-child(2) img {
  width: 3rem;
  margin: 0 auto;
}
.helpSelectSub ul li:nth-child(3) p {
  height: 1.9rem;
}
.helpSelectSub ul li:nth-child(3) img {
  width: 2.6rem;
  margin: 0 auto;
}
.hardwareTs {
  background-color: #fff;
  padding: 0.6rem 20%;
  height: auto;
}
.hardwareTs h2 {
  font-family: SourceHanSansCN-Bold;
  font-weight: 700;
  font-size: 0.46rem;
  color: #222;
  text-align: center;
  margin-bottom: 0.3rem;
}
.hardwareTs ul {
  display: flex;
  align-items: center;
  justify-content: center;
}
.hardwareTs ul li {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin: 0 10%;
}
.hardwareTs ul li img {
  width: 1.28rem;
  object-fit: contain;
}
.hardwareTs ul li p {
  font-family: SourceHanSansCN-Medium;
  font-weight: 500;
  font-size: 0.24rem;
  color: #222;
  text-align: center;
  margin-top: 0.2rem;
  line-height: 1.8em;
}
/* 小于992象素时 */
@media (max-width: 992px) {
  .reason {
    background-color: #fff;
    padding-bottom: 0.2rem;
  }
  .reason .title {
    margin-top: 0.6rem;
    margin-bottom: 0.5rem;
    font-family: SourceHanSansCN-Bold;
    font-weight: 700;
    font-size: 0.6rem;
    color: #222;
    text-align: center;
  }
  .reason .desc {
    margin-bottom: 0.8rem;
    font-family: SourceHanSansCN-Regular;
    font-weight: 400;
    font-size: 0.34rem;
    color: #222;
    text-align: center;
  }
  .reason ul {
    display: flex;
    padding: 0 12%;
    flex-wrap: wrap;
    justify-content: center;
  }
  .reason ul li {
    width: 6rem;
    height: 4rem;
    padding: 0 0.2rem;
    margin-bottom: 0.4rem;
  }
  .reason ul li h3 {
    font-family: SourceHanSansCN-Regular;
    font-weight: 700;
    font-size: 0.4rem;
    color: #222;
    text-align: center;
    margin-top: 0.28rem;
  }
  .reason ul li p {
    font-family: SourceHanSansCN-Regular;
    font-weight: 400;
    font-size: 0.3rem;
    color: #979797;
    text-align: center;
    line-height: 1.6em;
  }
}
/* 小于768象素时 */
@media (max-width: 768px) {
  header {
    height: 60px;
  }
  .banner {
    height: 300px;
    width: 100%;
  }
  .banner .contentWrap {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .banner .contentWrap .left {
    margin-right: 10px;
    font-size: 16px;
  }
  .banner .contentWrap .left .text1 {
    height: 20px;
    width: auto;
  }
  .banner .contentWrap .left .text2 {
    display: block;
    height: 25px;
    width: auto;
    margin-top: 30px;
    margin-bottom: 20px;
  }
  .banner .contentWrap .left .text3 {
    width: 220px;
    height: 30px;
    font-size: 12px;
    border-radius: 30px;
    margin-bottom: 20px;
    line-height: 30px;
  }
  .banner .contentWrap .left .text4 {
    color: #fff;
    font-size: 14px;
  }
  .banner .contentWrap .right {
    width: 200px;
    padding-top: 1.2rem;
  }
  .reason {
    background-color: #fff;
    padding-bottom: 30px;
    padding: 0 6%;
    box-sizing: border-box;
  }
  .reason .title {
    padding-top: 30px;
    margin-bottom: 0.5rem;
    font-family: SourceHanSansCN-Bold;
    font-weight: 700;
    font-size: 22px;
    color: #222;
    text-align: center;
  }
  .reason .desc {
    margin-bottom: 0.8rem;
    font-family: SourceHanSansCN-Regular;
    font-weight: 400;
    font-size: 16px;
    color: #222;
    text-align: center;
  }
  .reason ul {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 0;
  }
  .reason ul li {
    width: 330px;
    height: 260px;
    margin-bottom: 15px;
    padding-top: 20px;
  }
  .reason ul li h3 {
    font-family: SourceHanSansCN-Regular;
    font-weight: 700;
    font-size: 20px;
    color: #222;
    text-align: center;
    padding-top: 10px;
    padding-bottom: 8px;
  }
  .reason ul li p {
    font-family: SourceHanSansCN-Regular;
    font-weight: 400;
    font-size: 16px;
    color: #979797;
    text-align: center;
    line-height: 1.6em;
  }
  .scene .scene1Wrap {
    width: 100%;
    background-color: #f5fffd;
  }
  .scene .scene1Wrap h2 {
    font-size: 30px;
    padding-top: 0.6rem;
  }
  .scene .commonScene {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 1rem 10%;
    box-sizing: border-box;
    background-color: #fff;
  }
  .scene .commonScene .text {
    flex: 1;
    margin-left: 1.2rem;
  }
  .scene .commonScene .text h3 {
    font-family: SourceHanSansCN-Bold;
    font-weight: 700;
    font-size: 24px;
    color: #00ba91;
    text-align: center;
    margin-bottom: 20px;
  }
  .scene .commonScene .text p {
    font-family: SourceHanSansCN-Medium;
    font-weight: 500;
    font-size: 16px;
    color: #222;
    text-align: center;
    line-height: 1.8em;
  }
  .scene .commonScene img {
    width: 300px;
    object-fit: contain;
  }
  .scene .scene1 {
    background-color: #f5fffd;
  }
  .scene .scene2 {
    flex-direction: column-reverse;
    background: #edf6ff;
  }
  .scene .scene2 .text {
    margin-left: 0.8rem;
  }
  .scene .scene3 {
    padding-bottom: 0;
  }
  .scene .scene3 img {
    padding-right: 0;
  }
  .scene .scene4 {
    background: #fffcf3;
    flex-direction: column-reverse;
  }
  .promote .commonPromote h2 {
    font-family: SourceHanSansCN-Bold;
    font-weight: 700;
    font-size: 22px;
    color: #222;
    text-align: center;
  }
  .promote .commonPromote h3 {
    font-family: SourceHanSansCN-Bold;
    font-weight: 700;
    font-size: 18px;
    color: #00ba91;
    text-align: center;
  }
  .promote .commonPromote p {
    font-family: SourceHanSansCN-Medium;
    font-weight: 500;
    font-size: 14px;
    color: #222;
    text-align: center;
  }
  .promote .commonPromote img {
    width: 200px;
  }
  .promote .promote1 img {
    width: 220px;
  }
  .promote .promote1 .videoWrap h3 {
    font-family: SourceHanSansCN-Bold;
    font-weight: 700;
    font-size: 24px;
    color: #00ba91;
    text-align: center;
  }
  .promote .promote1 .videoWrap .box {
    width: 400px;
    max-width: 400px;
    height: 280px;
  }
  .promote .promote1 .videoWrap .box ul li {
    font-family: SourceHanSansCN-Medium;
    font-weight: 700;
    font-size: 12px;
    color: #222;
    text-align: center;
  }
  .promote .promote1 .videoWrap .box ul li span {
    font-size: 12px;
  }
  .promote .promote1 .videoWrap .box ul li:hover {
    font-family: SourceHanSansCN-Medium;
    font-weight: 700;
    font-size: 16px;
    color: #222;
    text-align: center;
  }
  .promote .promote1 .videoWrap .box video {
    width: 400px;
    height: 280px;
  }
  .promote .promote2 .imgWrap img {
    width: 240px;
  }
  .promote .promote3 .expect span {
    font-family: SourceHanSansCN-Bold;
    font-weight: 700;
    font-size: 20px;
    color: #222;
    text-align: center;
  }
  .helpSelectSub {
    height: auto;
    padding: 0.6rem 16% 0.4rem;
    background: #f9fffe;
  }
  .helpSelectSub h3 {
    font-family: SourceHanSansCN-Bold;
    font-weight: 700;
    font-size: 22px;
    color: #00ba91;
    text-align: center;
    margin-bottom: 0.6rem;
  }
  .helpSelectSub ul {
    align-items: center;
    flex-direction: column;
  }
  .helpSelectSub ul li {
    width: 200px;
    height: 280px;
    padding-top: 20px;
    box-shadow: 0 4px 0.2rem 0 rgba(0, 0, 0, 0.2);
    border-radius: 8px;
    margin-bottom: 15px;
  }
  .helpSelectSub ul li .top {
    width: 180px;
    height: 30px;
    border-radius: 0 30px 0 0;
  }
  .helpSelectSub ul li .top span {
    left: 10px;
    font-size: 20px;
    line-height: 30px;
  }
  .helpSelectSub ul li .top h3 {
    font-family: SourceHanSansCN-Bold;
    font-weight: 700;
    font-size: 16px;
    color: #fff;
    text-align: center;
    line-height: 30px;
    margin-left: 25px;
    text-align: left;
  }
  .helpSelectSub ul li p {
    height: 100px;
    font-family: SourceHanSansCN-Medium;
    font-weight: 500;
    font-size: 12px;
    color: #979797;
    text-align: center;
    line-height: 2em;
    margin: 10px 15px;
    text-align: left;
  }
  .helpSelectSub ul li img {
    width: 110px;
    margin: 0 0.5rem;
  }
  .helpSelectSub ul li:nth-child(2) p {
    height: 90px;
  }
  .helpSelectSub ul li:nth-child(2) img {
    width: 140px;
  }
  .helpSelectSub ul li:nth-child(3) p {
    height: 70px;
  }
  .helpSelectSub ul li:nth-child(3) img {
    width: 130px;
  }
  .hardwareTs {
    background-color: #fff;
    padding: 0.6rem 16%;
    height: auto;
  }
  .hardwareTs h2 {
    font-family: SourceHanSansCN-Bold;
    font-weight: 700;
    font-size: 22px;
    color: #222;
    text-align: center;
    margin-bottom: 20px;
  }
  .hardwareTs ul {
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .hardwareTs ul li {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: 0 5%;
  }
  .hardwareTs ul li img {
    width: 60px;
    object-fit: contain;
  }
  .hardwareTs ul li p {
    font-family: SourceHanSansCN-Medium;
    font-weight: 500;
    font-size: 14px;
    color: #222;
    text-align: center;
    margin-top: 0.2rem;
  }
}