.about1 {
  display: flex;
  align-items: top;
  justify-content: space-between;
  margin-bottom: 32px;
}

.about1 img {
  width: 594px;
  height: 443px;
  margin-left: 36px;
}

.about1 h4 {
  color: rgb(4, 84, 37);
  font-size: 24px;
  font-weight: bold;
  margin-bottom: 24px;
  margin-left: 32px;
}

.about1 p {
  font-size: 16px;
  font-weight: bold;
  color: rgb(102, 102, 102);
  line-height: 28px;
  letter-spacing: 1px;
  margin-left: 32px;
}

.about2 {
  display: flex;
  align-items: top;
  justify-content: space-between;
  margin-bottom: 32px;
}

.about2 img {
  width: 483px;
  height: 329px;
  margin-left: 36px;
}

.about2 h4 {
  color: rgb(4, 84, 37);
  font-size: 24px;
  font-weight: bold;
  margin: 64px 28px 24px 88px;
}

.about2 p {
  font-size: 16px;
  font-weight: bold;
  color: rgb(102, 102, 102);
  line-height: 28px;
  letter-spacing: 1px;
  margin: 0 28px 0 88px;
}

.about3 {
  position: relative;
}

.about3::before {
  position: absolute;
  border-bottom: 1px solid #e3e3e3;
  content: "";
  top: 48px;
  left: 0;
  width: 100%;
}

.about3 ul {
  display: flex;
  position: relative;
  height: 480px;
}

.about3Cur span {
  color: forestgreen;
}

.about3Cur dl {
  display: flex !important;
}

.about3 ul li dl {
  display: none;
  position: absolute;
  top: 64px;
  left: 32px;
  right: 32px;
  align-items: center;
  justify-content: space-between;
}

.about3 ul li dl dt img {
  width: 600px;
  height: 400px;
  margin-left: 64px;
}

.about3 ul li {
  width: 33%;
  font-size: 14px;
}

.about3 ul li span {
  display: block;
  height: 64px;
  text-align: center;
  font-size: 16px;
  cursor: pointer;
}

.about3 ul li dd {
  line-height: 24px;
  font-weight: 600px;
  color: rgb(75, 75, 75);
  width: 384px;
  text-align: center;
}

.about3 ul li dd img {
  margin-bottom: 32px;
}

.about3 ul li dd p {
  text-align: left;
  font-weight: bold;
  line-height: 28px;
  font-size: 16px;
}

.about4Culture ul {
  display: flex;
  justify-content: space-between;
  align-items: top;
  margin: 0 64px;
}

.about4Culture ul li {
  width: 220px;
}

.about4Culture img {
  width: 100px;
  height: 94px;
  margin-bottom: 24px;
  display: block;
  margin: 0 auto;
}

.about4Culture h4 {
  color: rgb(53, 53, 53);
  font-size: 20px;
  font-weight: 700;
  width: 86px;
  margin: 0 auto 24px;
  border-bottom: 1px solid #eee;
  height: 56px;
  line-height: 56px;
  text-align: center;
}

.about4Culture p {
  color: rgb(75, 75, 75);
  font-weight: 500;
  font-size: 16px;
}

.about5Unit ul {
  display: flex;
  justify-content: space-between;
  align-items: start;
  width: 88%;
  margin: 0 auto;
}

.about5Unit ul li {
  width: 40%;
  text-align: center;
  color: rgb(75, 75, 75);
  font-size: 16px;
}

.about5Unit ul li p {
  text-align: left;
  color: rgb(75, 75, 75);
  font-size: 16px;
  line-height: 28px;
  font-weight: bold;
}

.about5Unit h4 {
  font-size: 20px;
  color: rgb(53, 53, 53);
  font-weight: bold;
  text-align: center;
  position: relative;
  line-height: 102px;
}

.about5Unit h4::before {
  position: absolute;
  content: "";
  bottom: 18px;
  border-bottom: 1px solid #dedede;
  width: 85px;
  left: calc(50% - 42.5px);
}

.about6Engineer ul {
  display: flex;
  justify-content: space-between;
}

.about6Engineer ul li {
  margin: 74px 24px 24px;
}

.about6Engineer ul li h4 {
  color: rgb(53, 53, 53);
  font-size: 20px;
  text-align: center;
  padding-bottom: 28px;
}

.about7Engineer ul {
  display: flex;
  justify-content: space-between;
}

.about7Engineer ul li {
  margin: 74px 24px 24px;
  width: 400px;
}

.about7Engineer ul li h4 {
  color: rgb(53, 53, 53);
  font-size: 20px;
  text-align: center;
  padding-bottom: 28px;
}

.about7Engineer ul li div {
  position: relative;
}

.about7Engineer ul li div img:last-child {
  position: absolute;
  right: -20px;
}

.about8 {
  height: 407px;
  background: url("/static/images/aboutLittleBanner1.jpg") no-repeat center,
    rgba(6, 14, 23, 1);
  color: #fff;
  padding-top: 150px;
  text-align: center;
}

.about8 p {
  font-size: 50px;
  color: #fff;
  font-weight: bold;
}

.about8 p span {
  color: rgb(5, 160, 69);
}

.about8 a {
  border: 1px solid #fff;
  height: 50px;
  line-height: 50px;
  font-size: 20px;
  display: block;
  margin: 0 auto;
  width: 212px;
  border-radius: 100px;
  color: #fff;
  margin-top: 32px;
}

.about9 ul {
  display: flex;
  justify-content: space-between;
  align-items: start;
  padding: 64px 0;
}

.about9 p {
  display: flex;
  align-items: center;
  justify-content: space-around;
}

.about9 p a {
  display: block;
  height: 60px;
  width: 60px;
}

.about9 p .about9Wechat {
  background: url("/static/images/aboutWechat2.png");
}

.about9 p .about9Douyin {
  background: url("/static/images/aboutDouyin2.png");
}

.about9 p .about9Xiao {
  background: url("/static/images/aboutXiao2.png");
}

.about9 p .about9Wechat:hover {
  background: url("/static/images/aboutWechat1.png");
}

.about9 p .about9Douyin:hover {
  background: url("/static/images/aboutDouyin1.png");
}

.about9 p .about9Xiao:hover {
  background: url("/static/images/aboutXiao1.png");
}

.about9 li h4 {
  color: rgb(5, 160, 69);
  font-size: 18px;
  margin: 24px 0;
}

.about9 li h5 {
  color: rgb(102, 102, 102);
  font-size: 16px;
  font-weight: bold;
  line-height: 36px;
  margin-top: 32px;
}

.about9 li h6 {
  color: rgb(102, 102, 102);
  font-size: 16px;
  line-height: 42px;
}

.about9 li h6 span {
  color: rgb(5, 160, 69);
  font-size: 30px;
}

@media (max-width: 576px) {
  .studyInfoTop {
    flex-direction: column;
  }

  .webHeaderInner {
    padding: 0 10px;
  }

  .webHeaderInner .layui-nav .layui-nav-item a {
    padding: 0;
  }

  .courseListTop {
    display: block;
  }

  .studyInfoTop dd {
    margin-top: 16px;
  }

  .studyInfoTop dt .priceNormal {
    margin-bottom: 18px;
  }

  .courseListSort {
    flex-direction: column;
  }

  .courseListSort button {
    width: 100%;
  }

  .about1 {
    flex-direction: column;
    padding-right: 32px;
    margin-bottom: 24px;
  }
  .about1 img {
    width: 88%;
    margin: 24px auto 0;
    height: auto;
    display: block;
  }
  .about2 {
    flex-direction: column-reverse;
    padding-left: 32px;
  }

  .about2 img {
    width: 88%;
    margin: 24px auto 0;
    display: block;
  }
  .about2 h4{
    margin-left: 0;
  }
  .about2 p{
    margin-left: 0;
  }
  .about3 ul li dl{
    flex-direction: column;
  }
  .about3 ul li dl dt img{
    margin-left: 0;
    height: auto;
  }
  .about3 ul{
    height: 660px;
  }
  .about3 ul li dd p{
    margin-bottom: 24px;
  }
  .about4Culture ul{
    flex-direction: column;
  }
  .about4Culture ul li{
    width: 100%;
    margin-bottom: 24px;
  }
  .about5Unit ul{
    flex-direction: column;
  }
  .about5Unit ul li{
    width: 100%;
    margin-bottom: 24px;
  }
  .about6Engineer ul{
    flex-direction: column;
  }
  .about7Engineer ul li{
    margin-bottom: 24px;
  }
  .about7Engineer ul{
    flex-direction: column;
  }
  .about9 ul{
    flex-direction: column;
    align-items: center;
  }
  .about9 ul li{
    margin:0 24px 24px;
  }
}

@media (min-width: 576px) and (max-width: 991px) {
  .webHeaderInner {
    padding: 0 10px;
  }

  .courseListTop {
    display: block;
  }

  .courseListTop {
    display: block;
  }

  .studyInfoTop dd {
    margin-top: 16px;
  }

  .studyInfoTop dt .priceNormal {
    margin-bottom: 18px;
  }

  .courseListSort {
    flex-direction: column;
  }

  .courseListSort button {
    width: 100%;
  }
}

@media (min-width: 991px) and (max-width: 1200px) {}

@media screen and (min-width: 1200px) {}