img {
  max-width: 100%;
  max-height: 100%;
  object-fit: cover
}

.img_bor {
  border-radius: 1.0416666667vw;
  overflow: hidden
}

.item_hover {
  overflow: hidden
}

.item_hover:hover img {
  transform: scale(1.05)
}

.item_hover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: .6s ease
}

.section1 {
  padding: 7.8125vw 0 15.9895833333vw 0;
  border-radius: 3.6458333333vw 3.6458333333vw 0 0;
  margin-top: -6.25vw;
  position: relative;
  z-index: 5;
  background: #fff
}

.section1 .cut {
  display: flex;
  justify-content: center;
  gap: 2.5520833333vw
}

.section1 .cut .list {
  display: flex;
  padding: 0 .8854166667vw 0 1.0416666667vw;
  justify-content: center;
  align-items: center;
  border-radius: 5.3645833333vw;
  border: 1px solid #CED4DA;
  color: #848484;
  font-style: normal;
  font-weight: 400;
  line-height: normal;
  cursor: pointer;
  transition: .6s ease
}

.section1 .cut .list.on {
  background: #E9ECEF;
  color: #000
}

.section1 .content {
  margin: 2.6041666667vw 0 0 0;
  transform: scale(0.9)
}

.section1 .content .video {
  width: 100%;
  height: 47.2916666667vw;
  position: relative
}

.section1 .content .video .img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 20px
}

.section1 .content .video .play {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  cursor: pointer
}

.section1 .content .video .play.on img:first-child {
  opacity: 0
}

.section1 .content .video .play.on .playImg {
  opacity: 0
}

.section1 .content .video .play img {
  width: 14.6354166667vw
}

.section1 .content .video .play .playImg {
  width: 5.78125vw;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  cursor: pointer
}

.section1 .content .video .play .playImg2 {
  opacity: 0
}

.section1 .content .text {
  color: #000;
  text-align: center;
  font-style: normal;
  font-weight: 400;
  line-height: normal;
  margin: 1.0416666667vw 0 0 0
}

.common_title {
  text-align: center
}

.common_title .en {
  color: #F4F4F4;
  font-style: normal;
  font-weight: 400;
  line-height: normal
}

.common_title .p1 {
  color: #000;
  font-style: normal;
  font-weight: bold;
  line-height: normal;
  /* margin-top: -3.125vw */
}

.section2 {
  padding: 0 13.4375vw 7.8125vw 13.4375vw;
  overflow: hidden
}

.section2 .content {
  margin: 8.8541666667vw 0 0 0
}

.section2 .content .matter {
  display: flex;
  justify-content: space-between
}

.section2 .content .matter:not(:last-child) {
  margin: 0 0 4.4270833333vw
}

.section2 .content .matter .item {
  width: 34.375vw
}

.section2 .content .matter .item.all {
  width: 100%
}

.section2 .content .matter .item .label {
  width: 100%;
  height: 4.84375vw;
  border-radius: 1.0416666667vw;
  background: #1D2088;
  display: flex;
  align-items: center;
  padding: 0 1.4583333333vw;
  color: #FFF;
  font-style: normal;
  font-weight: 400;
  line-height: normal
}

.section2 .content .matter .item .label.on {
  width: 72.2vw
}

.section2 .content .matter .item .label.opacity {
  opacity: 0;
  pointer-events: none
}

.section2 .content .matter .item .text {
  width: 100%;
  color: #262626;
  text-align: justify;
  font-style: normal;
  font-weight: 400;
  line-height: 237.5%;
  margin: 4.7916666667vw 0 0 0
}

.section2 .content .matter .tutorial {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.40625vw 0;
  margin: 4.1666666667vw 0 0 0
}

.section2 .content .matter .tutorial .list {
  width: 33.3333333333vw;
  display: flex;
  align-items: center;
  gap: 3.0729166667vw
}

.section2 .content .matter .tutorial .list .img {
  width: 8.6979166667vw;
  height: 7.6041666667vw
}

.section2 .content .matter .tutorial .list .img img {
  width: 100%;
  height: 100%
}

.section2 .content .matter .tutorial .list .pick {
  width: 21.6145833333vw;
  color: #262626;
  text-align: justify;
  font-style: normal;
  font-weight: 400;
  line-height: 237.5%
}

.section3 {
  padding: 10.78125vw 0 12.2916666667vw
}

.section3 .content {
  width: 90.2604166667vw;
  height: 34.21875vw;
  margin: auto;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1;
  position: relative;
  border: 1px solid #373737;
  border-radius: 1.0416666667vw
}

.section3 .content .img {
  position: absolute
}

.section3 .content .img1 {
  width: 5.0520833333vw;
  top: 2.1875vw;
  left: 1.1979166667vw
}

.section3 .content .img2 {
  width: 24.7916666667vw;
  top: .3125vw;
  left: 32.7083333333vw
}

.section3 .content .img3 {
  width: 2.8645833333vw;
  right: .6770833333vw;
  top: .6770833333vw
}

.section3 .content .img4 {
  width: 14.3229166667vw;
  right: 1.40625vw;
  top: 6.3541666667vw
}

.section3 .content .img5 {
  width: 11.9270833333vw;
  right: 2.96875vw;
  top: 20vw
}

.section3 .content .img6 {
  width: 2.8645833333vw;
  right: .6770833333vw;
  bottom: .6770833333vw
}

.section3 .content .img7 {
  width: 30.0520833333vw;
  bottom: .5729166667vw;
  left: 30.1041666667vw
}

.section3 .content .img8 {
  left: 2.03125vw;
  bottom: 1.9791666667vw;
  width: 8.1770833333vw
}

.section3 .content.animated svg path:not(.line) {
  opacity: 1
}

.section3 .content .title .p1 {
  display: flex;
  align-items: center;
  color: #323232;
  font-size: 3.6458333333vw;
  font-style: normal;
  font-weight: bold;
  line-height: 110%
}

.section3 .content .title .p1 img {
  width: 5.8333333333vw;
  margin: 0 0 0 .5208333333vw
}

.section4 {
  padding: 0 6.6666666667vw 11.3020833333vw 6.6666666667vw
}

.section4 .content {
  margin: 3.3333333333vw 0 0 0;
  border-radius: 3.6458333333vw;
  background: #EFEFEF;
  padding: 4.21875vw 5.3125vw 3.5416666667vw 5.3125vw;
  display: flex;
  justify-content: space-between
}

.section4 .content .item .img {
  width: 14.9479166667vw;
  height: 18.75vw;
  position: relative
}

.section4 .content .item .img img {
  width: 100%;
  height: 100%
}

.section4 .content .item .img .play {
  width: 3.75vw;
  height: 3.75vw;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  cursor: pointer
}

.section4 .content .item .text {
  margin: 1.1979166667vw 0 0 0;
  color: #323232;
  font-style: normal;
  text-align: center;
  font-weight: 400;
  line-height: normal
}

.section5 {
  padding: 0 9.1145833333vw 9.375vw 9.1145833333vw
}

.section5 .content {
  margin: 4.1666666667vw 0 0 0
}

.section5 .content .item:last-child {
  border-bottom: 1px solid #C1C1C1
}

.section5 .content .item.on .show {
  border-bottom: 1px solid #C1C1C1
}

.section5 .content .item.on .show:after {
  opacity: 1
}

.section5 .content .item.on .show .add path:last-child {
  opacity: 0
}

.section5 .content .item .show {
  display: flex;
  align-items: center;
  border-top: 1px solid #C1C1C1;
  height: 4.8958333333vw;
  justify-content: space-between;
  padding: 0 1.875vw 0 1.3541666667vw;
  cursor: pointer;
  position: relative;
  border-bottom: 1px solid transparent;
  z-index: 1;
  transition: .6s ease
}

.section5 .content .item .show:after {
  content: "";
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  background: linear-gradient(90deg, transparent, #F4F4F4, transparent);
  opacity: 0;
  transition: .6s ease;
  z-index: -1
}

.section5 .content .item .show .l {
  color: #242424;
  font-style: normal;
  line-height: normal
}

.section5 .content .item .show .l span {
  font-weight: bold
}

.section5 .content .item .show .add {
  width: 1.5104166667vw;
  height: 1.5625vw
}

.section5 .content .item .show .add svg {
  width: 100%;
  height: 100%
}

.section5 .content .item .show .add svg path {
  transition: .6s ease
}

.section5 .content .item .hide {
  overflow: hidden;
  display: none
}

.section5 .content .item .hide>div {
  margin: 1.5625vw 1.3541666667vw;
  color: #242424;
  font-style: normal;
  font-family: 'PingFang-Light';
  line-height: 155%
}

.section5 .content .item .hide>div span {
  font-weight: bold
}

@media screen and (max-width: 768px) {
  .img_bor {
    border-radius: 15px
  }

  .section1 {
    padding: 30px 5%
  }

  .section1 .cut {
    flex-wrap: wrap;
    gap: 10px
  }

  .section1 .cut .list {
    padding: 3px 10px;
    font-size: 16px
  }

  .section1 .content {
    margin: 50px 0 0 0;
    transform: scale(1)
  }

  .section1 .content .video {
    height: auto
  }

  .section1 .content .video .play img {
    width: 100px
  }

  .section1 .content .video .play .playImg {
    width: 50px
  }

  .section1 .content .text {
    margin: 20px 0 0 0
  }

  .common_title .en {
    line-height: 90%;
    font-size: 26px;
  }

  .common_title .p1 {
    margin: 0
  }

  .section2 {
    padding: 30px 5%
  }

  .section2 .content {
    margin: 30px 0 0 0
  }

  .section2 .content .matter {
    flex-direction: column;
    margin: 0 0 30px
  }

  .section2 .content .matter .item {
    width: 100%;
    margin: 0 0 30px
  }

  .section2 .content .matter .item .label {
    width: 100% !important;
    height: 40px;
    border-radius: 20px;
    padding: 0 5%
  }

  .section2 .content .matter .item .text {
    margin: 30px 0 0 0
  }

  .section2 .content .matter .item .tutorial {
    margin: 30px 0 0 0;
    /* flex-direction: column; */
    /* gap: 20px */
    display: grid;
    grid-template-columns: repeat(2,1fr);
    gap: 30px;
  }

  .section2 .content .matter .item .tutorial .list {
    width: 100%;
    gap: 20px;
    flex-direction: column;
    align-items: unset
  }

  .section2 .content .matter .item .tutorial .list .img {
    width: 150px;
    height: auto
  }

  .section2 .content .matter .item .tutorial .list .pick {
    width: 100%
  }

  .section3 {
    padding: 0 5% 30px 5%
  }

  .section3 .content .title .p1 {
    font-size: 22px
  }

  .section3 .content .title .p1 img {
    width: 30px;
    margin: 0 0 0 10px
  }

  .section4 {
    padding: 30px 5%
  }

  .section4 .content {
    margin: 50px 0 0 0;
    padding: 15px 15px;
    flex-direction: column;
    gap: 25px
  }

  .section4 .content .item .img {
    width: 100%;
    height: auto
  }

  .section4 .content .item .img .play {
    width: 50px;
    height: 50px
  }

  .section4 .content .item .text {
    margin: 15px 0 0 0
  }

  .section5 {
    padding: 30px 5%
  }

  .section5 .content {
    margin: 30px 0 0 0
  }

  .section5 .content .item .show {
    height: 60px
  }

  .section5 .content .item .show .l {
    font-size: 14px
  }

  .section5 .content .item .show .add {
    width: 30px;
    height: 30px
  }

  .section5 .content .item .hide>div {
    margin: 20px 0;
    font-size: 14px;
    line-height: 30px
  }
}