.sub-detail-intr-container {
  width: 100%;
}
.sub-detail-intr-center {
  width: var(--max-width);
  margin: 0 auto;
  padding: 3rem var(--root-padding-x);
}
.detailed-introduction {
  display: flex;
  justify-content: space-between;
  margin-bottom: 3rem;
}
.detailed-introduction .detailed {
  width: 100%;
}
@media (min-width: 1024px) {
  .detailed-introduction .detailed {
    width: 54%;
  }
}
.detailed-introduction .detailed > h3 {
  font-size: 1.8rem;
  color: #222;
  font-weight: 800;
}
@media (min-width: 1024px) {
  .detailed-introduction .detailed > h3 {
    font-size: 1.5rem;
  }
}
.detailed-introduction .detailed .sub-introduction {
  color: #2a76bf;
  font-size: 1.5rem;
  line-height: 2rem;
  margin: 1rem 0;
}
@media (min-width: 1024px) {
  .detailed-introduction .detailed .sub-introduction {
    line-height: 2rem;
    font-size: 1.5rem;
  }
}
.detailed-introduction .detailed .sub-introduction h5 {
  font-weight: 600;
}
.detailed-introduction .detailed .sub-introduction-px {
  color: #666;
  font-size: 1.2rem;
}
@media (min-width: 768px) {
  .detailed-introduction .detailed .sub-introduction-px {
    font-size: 0.9rem;
  }
}
.detailed-introduction .detailed .sub-introduction-px {
  margin: 1.2rem 0;
  line-height: 1.8rem;
}
@media (min-width: 1024px) {
  .detailed-introduction .detailed .sub-introduction-px {
    line-height: 1.7rem;
    letter-spacing: 1px;
  }
}
.detailed_img {
  flex-shrink: 0;
  width: 27.5rem;
}
.detailed_img img {
  width: 100%;
  height:100%;
  object-fit:contain;
}
.intr-video-container {
  width: 100%;
  height: 30rem;
  position: relative;
}
.intr-video-container .intr-vdieo {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.intr-video-mask {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  background-color: #0006;
  display: flex;
  align-items: center;
  justify-content: center;
}
.intr-video-mask .play-btn {
  width: 3.7rem;
  height: 3.7rem;
  cursor: pointer;
}
.intr-video-mask .play-btn img {
  width: 100%;
  height: 100%;
}
.culture-container {
  width: 100%;
}
.culture-center {
  width: var(--max-width);
  margin: 0 auto;
  padding: 4rem var(--root-padding-x);
}
.culture-list {
  display: flex;
  flex-direction: column;
  margin-top: 3rem;
}
@media (min-width: 1024px) {
  .culture-list {
    flex-direction: row;
  }
}
.culture-list .culture-item {
  background-color: #fff;
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 4rem 2rem;
  transition: all 0.3s;
}
@media (min-width: 1024px) {
  .culture-list .culture-item {
    margin-right: 1.25rem;
    margin-bottom: 0;
    flex: 1;
  }
}
.culture-list .culture-item:hover {
  transform: translateY(-10px);
  box-shadow: 0 0 10px 5px #c0c0c04d;
}
.culture-list .culture-item .desc {
  width: 48%;
}
.culture-list .culture-item .desc h4 {
  color: #287ad0;
  font-size: 1.7rem;
}
.culture-list .culture-item .desc p {
  font-size: 1.2rem;
  color: #777;
  margin-top: 1.5rem;
  line-height: 1.6rem;
}
@media (min-width: 1024px) {
  .culture-list .culture-item .desc p {
    line-height: 1.4rem;
    font-size: 0.9rem;
  }
}
.culture-list .icon {
  width: 4rem;
  height: 4rem;
  flex-shrink: 0;
}
.culture-list .icon img {
  width: 100%;
  height: 100%;
}