.fedeBox,
.fedeBox2 {
  transition: all 0.8s ease-out;
  opacity: 0;
  transform: translateY(50px);
}

.fedeBox.showFade {
  opacity: 1;
  transform: translateY(0px);
}
.about-sec {
  height: 100vh;
  min-height: 600px;
  max-height: 1080px;
}
.ab-title {
  text-align: center;
  font-size: 48px;
  font-size: clamp(26px, 2.4vw, 48px);
  line-height: 48px;
  line-height: clamp(26px, 2.4vw, 48px);
}
.ab-desc {
  text-align: center;
  font-size: 24px;
  font-size: clamp(16px, 1.25vw, 24px);
  line-height: 42px;
}
@media screen and (max-width: 768px) {
  .ab-title {
    font-size: 28px;
    line-height: 50px;
  }
  .ab-desc {
    font-size: 18px;
    padding: 0 20px;
    line-height: 30px;
  }
  .about-sec {
    height: 100vh;
    max-height: 20000px;
  }
}


/* 1 */
.about-sec-1 {
  background-image: url(/Public/cn/ehangweb/image/newAbout/1.jpg);
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
  position: relative;
  aspect-ratio: 1920/820;
  padding-top: 10vw
}
.about-sec-1 .ab-title {
  font-size: 42px;
  font-weight: 500;
  line-height: 42px;
  text-align: center;
  letter-spacing: 0.2544em;
  color: #fff;
}
@media screen and (max-width: 768px) {
  .about-sec-1 {
    background-image: url(/Public/cn/ehangweb/image/newAbout/m1.jpg);
    aspect-ratio: 375/812;
    padding-top: 25vh
  }

  .about-sec-1 .ab-title {
    width: 100%;
    font-size: 24px;
    text-align: center;
  }
}

/* 2 */
.about-sec-2 {
  padding: 12vh 0;
  background-color: #fff;
}
.about-sec-2 .eh-container {
  width: 1290px;
}
.about-sec-2 .text-5 {
  font-size: 18px;
  line-height: 36px;
  color: #1A1B1B;
  letter-spacing: 1px;
}
@media screen and (max-width: 768px) {
  .about-sec-2 {
    padding: 5vh 0;
  }
  .about-sec-2 .eh-container {
    width: 100%;
    padding: 38px;
  }
    .about-sec-2 .text-5 {
      font-size: 16px;
      line-height: 26px;
    }
}
.about-sec-3 {
  min-height: 600px;
  position: relative;
  background-size: cover;
  background-position: center;
  background-image: url(/Public/cn/ehangweb/image/newAbout/5.jpg);
  aspect-ratio: 1920/970;
  padding-top:6vw;
}
.about-sec-3 .ab-title {
  margin-bottom: 24px;
}
@media screen and (max-width: 768px) {
  .about-sec-3 {
    background-image: url(/Public/cn/ehangweb/image/newAbout/m5.jpg);
    aspect-ratio: 375/812;
    padding-top: 10vh;
  }
}

/* 4 */
.about-sec-4 {
  padding: 10vh 0;
  background-color: #fff;
  height: auto;
}
.about-sec-4 .ab-title {
  margin-bottom: 50px;
}
.about-sec-4 .ab-item-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 30px;
  justify-content: center;
}
.ab-item {
  width: 40%;
  height: auto;
  overflow: hidden;
  position: relative;
  border-radius: 8px;
}
.ab-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: all 0.5s;
  transform: scale(1.2);
}
.ab-item:hover img {
  transform: scale(1);
}
.ab-item .ab-item-desc {
  position: absolute;
  height: 78px;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(180deg, rgba(37, 38, 39, 0) 0%, #252627 100%);
  line-height: 78px;
  font-size: 20px;
  color: #fff;
  padding-left: 50px;
}

@media screen and (max-width: 768px) {
  .about-sec-4 {
    padding: 5vh 0;
    min-height: 100vh;
  }
  .about-sec-4 .ab-title {
    margin-bottom: 20px;
  }
  .about-sec-4 .ab-item-wrap {
    padding: 20px;
    flex-direction: column;
  }
  .about-sec-4 .ab-item {
    width: 100%;
  }
  .ab-item .ab-item-desc {
    padding-left: 20px;
  }
}

/* 5 */
.about-sec-5 {
  width: 100%;
  background-repeat: no-repeat;
  background-size: cover;
  min-height: 600px;
  background-image: url(/Public/cn/ehangweb/image/newAbout/2.jpg);
  background-position: center;
  padding-top: 8vw;
  aspect-ratio: 1920/980;
}
.about-sec-5 .desc-box {
  text-align: center;
  color: #fff;
}
.about-sec-5 .ab-title {
  margin-bottom: 28px;
}
.about-sec-5 .desc-box .ab-desc {
  justify-content: center;
  display: flex;
  align-items: center;
  gap: 14px;
}
.about-sec-5 .desc-box  .line {
  display: block;
  width: 2px;
  height: 0.8em;
  background-color: #fff;
}

@media screen and (max-width: 768px) {

  .about-sec-5 {
    background-image: url(/Public/cn/ehangweb/image/newAbout/m2.jpg);
    aspect-ratio: 375/812;
    padding-top: 15vh
  }
}


.about-sec-6 {
  padding: 6vw 0;
  background: #F9F9F9;
}
.about-sec-6 .eh-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 60px
}
.about-sec-6 .ab-title {
  margin-bottom: 20px;
}
.ab-video-box {
  width: 1280px;
}
.ab-video-box video {
  width: 100%;
}
@media screen and (max-width: 768px) {
  .about-sec-6 {
    padding: 10vh 0
  }
    .about-sec-6 .eh-container {
      padding:0 20px;
    }
        .about-sec-6 .eh-container img {
          width: 100%
        }
}
@media screen and (min-width: 769px) and (max-width: 1600px) {
  .ab-video-box {
      width: 1000px;
    }
}
.about-sec-7 {
  width: 100%;
    background-repeat: no-repeat;
    background-size: cover;
    min-height: 600px;
    background-image: url(/Public/cn/ehangweb/image/newAbout/4.jpg);
    background-position: center;
    padding-top: 8vw;
    padding-bottom: 6vw;
    aspect-ratio: 1920/1171;
}
.about-sec-7 .eh-container {
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
}
.about-sec-7 .param-b {
  display: flex;
  gap: 60px;
  align-items: center;
}
.param-b .line {
  width: 2px;
  height: 46px;
  background-color: #757577;
}
.param-b-item {
  color: #757577;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap:10px;
  letter-spacing: 1px;
}
.param-b-item div {
  color: #1A1B1B;
  font-size: 46px;
}
.param-b-item div span {
  font-size: 14px;
  color: #1A1B1B;
}
.small-t {
  font-size: 14px;
  color: #757577;
  text-align: center;
  padding-top: 40px;
  left: 1px;
}

@media screen and (max-width: 768px) { 
  .about-sec-7 {
    width: 100%;
      background-repeat: no-repeat;
      background-size: cover;
      min-height: 600px;
      background-image: url(/Public/cn/ehangweb/image/newAbout/m4.jpg);
      background-position: center;
      padding-top: 20vw;
      padding-bottom: 15vw;
      aspect-ratio: 375/650;
  }
    .about-sec-7 .param-b {
      gap: 30px;
    }
        .param-b-item {
          gap:10px
        }
                .param-b-item div{
                  font-size: 36px;;
                }
              }
@media screen and (min-width: 769px) and (max-width: 1600px) {
  .about-sec-7{
    padding-top: 6vw;
    padding-bottom: 2vw;
  }
  .about-sec-6 img {
    width: 1000px
  }

 .about-sec-1 .ab-title {
      font-size: 34px;
  }
}


/* 联系J9视讯页面 */
.lx-wrap {
  width: 1400px;
  min-height: 800px;
  margin: 2px auto 20px;
  overflow: hidden;
  background: #fff;
  padding: 20px 0;
}

.lx-main {
  width: 1260px;
  margin: 0 auto;
}

.lx-flex-box {
  display: flex;
  border-bottom: 1px solid #e7e7e7;
}

.lx-flex-box .lc-coo-box {
  width: 50%;
  line-height: 2em;
}

.mb20 {
  margin-bottom: 30px;
}

.lx-box-title {
  font-size: 24px;
  color: #049ff1;
  margin: 50px 0 30px;
}

.partner-btn {
  color: #fff;
  font-size: 16px;
  display: inline-block;
  width: 200px;
  height: 40px;
  line-height: 40px;
  text-align: center;
  background: #049ff1;
}
.partner-btn:hover {
  color: #fff;
}

.lx-contact-box {
  width: 50%;
  padding: 20px;
}

.lx-contact-box ol {
  list-style: none;
  margin: 0;
  padding-left: 25px;
  width: 90%;
}

.lx-contact-box h5 {
  font-size: 18px;
  margin-top: 20px;
  margin-bottom: 10px;
  font-weight: 400;
}

.lx-contact-box ol li {
  position: relative;
  margin-bottom: 8px;
  font-size: 16px;
  line-height: 1.42857143;
}

.lx-contact-box ol li::after {
  content: "";
  width: 20px;
  height: 20px;
  background-image: url(/Public/cn/ehangweb/image/about/lx_icon.png);
  position: absolute;
  top: 2px;
  left: -24px;
}

.lx-contact-box ol li.lx-mail::after {
  background-position: 0 -20px;
}

.lx-contact-box ol li.lx-tell::after {
  background-position: 0 -40px;
}

.lx-contact-box ol li.lx-online-time::after {
  background-position: 0 -60px;
}

.lx-erm-box {
  display: flex;
  justify-content: space-around;
}

.lx-erm {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.lx-erm {
  text-align: center;
  padding-top: 20px;
  line-height: 26px;
  font-size: 16px;
}

.lx-erm>img {
  margin-bottom: 20px;
}

.color-strong {
  color: #049ff1;
}

.en-lx-img {
  margin-right: 30px
}

@media only screen and (max-width: 768px) {
  .lx-contact-box {
    width: 100%;
  }
  .lx-contact-box img {
    max-width: 100%;
  }

  .lx-wrap,
  .lx-main {
    width: 100%;
  }

  .lx-flex-box {
    flex-wrap: wrap;
    gap: 20px;
  }

  .lx-flex-box .lc-coo-box {
    width: 100%;
  }

  .mobile {
    padding: 0px 20px;
  }

  .en-lx-img {
    margin: 0;
    padding: 0 20px;
  }

  .en-lx-img img {
    max-width: 100%;
  }
}

/* 相助同伴 */
.par-section-8 .inner-content {
  width: 1100px;
  width: 1400px;
  background: #fff;
  margin: 0 auto;
}
/* 1 */
.hz-sec-1 {
  background-image: url(/Public/cn/ehangweb/image/newAbout/hz.jpg);
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
  position: relative;
  aspect-ratio: 1920/560;
  padding-top: 8vw
}
.hz-sec-1 .ab-title {
  font-size: 28px;
  font-weight: 500;
  line-height: 42px;
  text-align: center;
  letter-spacing: 0.3em;
  color: #fff;
}

@media screen and (max-width: 768px) {
  .hz-sec-1{
    background-image: url(/Public/cn/ehangweb/image/newAbout/hzm.jpg);
    aspect-ratio: 375/510;
    padding-top: 44vw
  }
  .hz-sec-1 .ab-title {
    width: 100%;
    font-size: 18px;
    letter-spacing: 0em;
    text-align: center;
  }
}

.par-h5 {
  font-size: 22px;
  text-align: center;
  padding-top: 80px;
  margin-bottom: 50px;
}

.partner-wrap {
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  padding-bottom: 100px;
  gap: 10px;
  justify-content: space-between;
}

.partner-item {
  margin-bottom: 20px;
}

@media only screen and (max-width: 768px) {
  .par-section-8 .inner-content {
    width: 100%;
  }
  .par-h5 {
    padding-top: 50px;
    font-size: 18px;
    text-align: center;
    margin-bottom: 30px;
  }
  .partner-wrap {
    padding-bottom: 50px;
    gap: 0;
  }
  .partner-item {
    width: 50%;
    overflow: hidden;
  }
}

/* 效劳支持 */
.sub-banner {
  height: 550px;
  background-position: top center;
  background-repeat: no-repeat;
  background-image: url(/Public/cn/ehangweb/image/sub-banner.jpg);
}

.support-wrap {
  background-color: #f5f5f6;
  padding-bottom: 126px;
  padding-top: 60px;
}

.box {
  margin-top: 126px;
  display: flex;
  justify-content: center;
}

.box .item {
  width: 25%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: 18px;
  line-height: 30px;
  border-right: 1px solid #c2c2c2;
}

.box .item:hover,
.box .item a:hover {
  cursor: pointer;
  color: #089cef;
}

.box .item:last-child {
  border-right: none;
}

.box-concat {
  margin-top: 100px;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 50px;
}

.box-concat .item {
  display: inherit;
  justify-content: center;
  width: 300px;
}

.box-concat .item .inner {
  display: inherit;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
}

.box-concat .item strong {
  font-size: 16px;
}

.box-concat .item .color-089cef {
  font-size: 16px;
  color: #089cef;
}

.box-concat .item .icon {
  width: 72px;
  height: 72px;
  background-color: #2c2c2c;
  border-radius: 50%;
  margin-right: 15px;
}

.box-concat .item .email {
  font-size: 36px;
  color: #e1e1e1;
}

.help-banner img {
  max-width: 100%;
}

@media (max-width: 768px) {
  .support-wrap {
    padding-bottom: 0;
  }

  .box {
    width: 100%;
    margin-top: 0;
    flex-direction: column;
    padding: 20px;
  }

  .box .item {
    width: 100%;
    height: 127px;
    border-bottom: 2px solid #fff;
    border-right: none;
  }

  .box .item:last-child {
    border-bottom: none;
  }
}

/* 订阅 */
.form-box-a {
  display: flex;
}
.form-box-a input {
  width: 250px;
  line-height: 40px;
  border: 1px solid #e7e7e7;
  padding: 0 8px;
  outline: none;
}
.form-box-a .sub-btn {
  cursor: pointer;
  height: 40px;
  line-height: 40px;
  text-align: center;
  color: #fff;
  background-color: #049ff1;
  padding: 0 16px;
  font-size: 16px;
  border: 1px solid #049ff1;
}
<!--耗时1773905235.7052秒-->