@charset "UTF-8";

/** 媒体查询 */

/** 布局 */

.tabs {
  border-bottom: 0.0625rem solid #DDDDDD;
}

.tabs .row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5.625rem;
}

.tabs .row .btn {
  padding: 1.875rem 0;
  font-size: 1.125rem;
  color: #666666;
  cursor: pointer;
  transition: all 0.3s;
  border-bottom: 0.125rem solid transparent;
}

.tabs .row .btn:hover {
  color: #000;
}

.tabs .row .active {
  font-weight: bold;
  color: #000000;
  border-bottom: 0.125rem solid #000;
}

@media (max-width: 800px) {
  .tabs .row {
    gap: 1.875rem;
  }

  .tabs .row .btn {
    padding: 1.25rem 0;
    font-size: 1rem;
    text-align: center;
  }

  .tabs .row .active {
    border-bottom: 0 solid #000;
  }
}

.container > div:not(.active) {
  display: none;
}

.about {
  padding: 3.75rem 0 5rem;
  display: grid;
  gap: 1.875rem;
}

.about .box1 {
  padding: 5rem 0;
  background: #FFFFFF;
  border-radius: 1.875rem 1.875rem 1.875rem 1.875rem;
}

.about .box1 .title {
  font-weight: bold;
  font-size: 2.125rem;
  color: #000000;
  margin-bottom: 2.5rem;
}

.about .box1 .con {
  font-size: 1.25rem;
  color: #000000;
  line-height: 1.875rem;
}

.about .box1 .row {
  margin-top: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: space-around;
  gap: 1.6875rem;
}

.about .box1 .row .t1 {
  font-size: 1rem;
  color: #666666;
}

.about .box1 .row .t1 span {
  font-size: 3.75rem;
  color: #E51F43;
  margin-right: 0.1875rem;
}

.about .box1 .row .t2 {
  font-size: 1rem;
  color: #000000;
}

.about .box2 {
  position: relative;
  /*padding-bottom: 41.875rem;*/
}

.about .box2 .video {
  position: relative;
  top: 0;
  left: 0;
  /*overflow: hidden;*/
  width: 100%;
  height: 100%;
  /*background-color: #000;*/
  max-height: 36.25rem;
  /*background: #000;*/
  border-radius: 1.875rem 1.875rem 1.875rem 1.875rem;
}

.about .box2 .video video {
  /*object-fit: cover;*/
  background-color: #000;
  border-radius: 1.875rem 1.875rem 1.875rem 1.875rem;
}

.about .background {
  display: flex;
  align-items: center;
  background-repeat: no-repeat;
  background-size: cover;
  height: 41.875rem;
  border-radius: 1.875rem 1.875rem 1.875rem 1.875rem;
}

.about .box3 {
  font-size: 1.875rem;
  color: #FFFFFF;
}

.about .box3 .t1 {
  font-weight: bold;
  font-size: 3.75rem;
  margin-bottom: 0.75rem;
}

.about .box3 .t2 {
  max-width: 43.75rem;
}

.about .box4 {
  height: 46.875rem;
}

.about .box4 .t1 {
  font-weight: bold;
  font-size: 2.125rem;
  color: #FFFFFF;
  text-align: center;
  margin-bottom: 3.75rem;
}

.about .box4 .row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.3125rem;
}

.about .box4 .row .item {
  height: 29.9375rem;
  border-radius: 1.875rem 1.875rem 1.875rem 1.875rem;
  background-color: rgba(255, 255, 255, 0.4);
  font-size: 1rem;
  color: #000000;
  line-height: 1.875rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s;
  gap: 2.1875rem;
}

.about .box4 .row .item img {
  width: 5.375rem;
}

.about .box4 .row .item .t {
  padding-top: 5rem;
  font-weight: bold;
  font-size: 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3.75rem;
}

.about .box4 .row .item .t2 {
  max-width: 15.625rem;
}

.about .box4 .row .item:hover {
  background-color: white;
}

@media (max-width: 800px) {
  .about {
    padding: 1.875rem 0 2.5rem;
    gap: 1.25rem;
  }

  .about .box1 {
    padding: 2.5rem 0;
    border-radius: 0.9375rem 0.9375rem 0.9375rem 0.9375rem;
  }

  .about .box1 .title {
    font-size: 1.5rem;
    margin-bottom: 1.25rem;
  }

  .about .box1 .con {
    font-size: 1rem;
  }

  .about .box1 .row {
    margin-top: 1.25rem;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
  }

  .about .box1 .row .t1 {
    font-size: 1rem;
    color: #666666;
  }

  .about .box1 .row .t1 span {
    font-size: 2.5rem;
  }

  .about .box1 .row .t2 {
    font-size: 0.875rem;
  }

  /*.about .box2 {*/
  /*  padding-bottom: 23.125rem;*/
  /*}*/

  .about .box2 .video video {
    border-radius: 0.9375rem 0.9375rem 0.9375rem 0.9375rem;
  }

  .about .background {
    height: 23.125rem;
    border-radius: 0.9375rem 0.9375rem 0.9375rem 0.9375rem;
  }

  .about .box3 {
    font-size: 1rem;
  }

  .about .box3 .t1 {
    font-size: 1.875rem;
  }

  .about .box4 {
    min-height: 35rem;
  }

  .about .box4 .t1 {
    font-size: 1rem;
    margin-bottom: 0.625rem;
  }

  .about .box4 .row {
    grid-template-columns: repeat(1, 1fr);
    gap: 0.625rem;
  }

  .about .box4 .row .item {
    height: 10rem;
    border-radius: 0.9375rem 0.9375rem 0.9375rem 0.9375rem;
    font-size: 0.875rem;
    line-height: 1.25rem;
    gap: 0.3125rem;
  }

  .about .box4 .row .item img {
    width: 2.6875rem;
  }

  .about .box4 .row .item .t {
    padding-top: 0.625rem;
    font-size: 1rem;
    gap: 0.3125rem;
  }

  .about .box4 .row .item .t2 {
    max-width: 90%;
  }
}

.about3 {
  padding: 3.75rem 0 5rem;
}

.about3 .grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 2.5rem 1.5625rem;
}

.about3 .grid .image {
  /*padding: 0.75rem 0;*/
  max-height: 10.8125rem;
  /*background: #FFFFFF;*/
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.about3 .grid .image img {
  max-width: 18.625rem;
  transition: all 0.3s;
}

.about3 .grid .image:hover {
  box-shadow: 0 0.1875rem 0.375rem 0.0625rem rgba(0, 0, 0, 0.16);
}

.about3 .grid .image:hover img {
  transform: scale(1.1);
}

@media (max-width: 800px) {
  .about3 {
    padding: 1.875rem 0 2.5rem;
  }

  .about3 .grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
  }
}

.about2 .grid {
  gap: 1.875rem 1.5625rem;
}

.about2 .grid .image {
  /*padding: 1.25rem 0;*/
  max-height: 30.625rem;
  flex-direction: column;
  font-size: 1.5rem;
  color: #666666;
  text-align: center;
  gap: 0.75rem;
}

.about2 .grid .image img {
  max-width: 18.75rem;
}

.about2 .grid .image:hover img {
  transform: scale(1.02);
}

@media (max-width: 800px) {
  .about2 .grid {
    gap: 1.25rem;
  }

  .about2 .grid .image {
    font-size: 1.125rem;
  }
}