.hero {
  background-image: linear-gradient(rgba(0, 0, 0, 0.2), rgba(0, 0, 0, 0.2)),
    url("https://oss.allintrip.cn/shanwentou/upfiles/onepage/201711271441474385.jpg");
}
.flex-grid {
  width: 100%;
  display: grid;
  grid: 2rem;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 1fr; 
  align-items: stretch; /* 关键：拉伸等高 */
}


.cultural-img1 {
  width: 100%;
}
.cultural-img1 img {
  width: 100%;
  /* height: 400px; */
  object-fit: contain;
}
.section-title-icon {
  padding-left: 56px;
  position: relative;
  /* margin-bottom: 3.5rem !important; */
}
.section-title-icon::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  background-image: url("https://oss.allintrip.cn/shanwentou/upfiles/industry/20251105subTitle.png");
  background-size: 36px;
  background-repeat: no-repeat;
  background-position: center;
  width: 36px;
  height: 36px;
  top: 50%;
  transform: translateY(-50%);
}
.section-title-icon span {
  margin-left: 14px;
  font-size: 28px;
  color: #6e6e6e;
  font-weight: 400;
  display: inline-block;
  text-transform: uppercase;
}
.section-span {
  margin-left: 0 !important;
}
.descriptionSub {
  background: #fff;
  border-radius: 24px;
  padding: 1.5rem 2rem;
  height: calc(100% - 11rem); /* 继承grid高度 */
}
.description {
  text-align: justify;
}
@media (max-width: 1024px){
  #overviewBox{
    display: flex;
    flex-direction: column;

  }
  .section-title-icon span{
    font-size: 20px;
  }
  #cultural-img {
  width: 70%;
}
}
@media (max-width: 480px) {
    .section-title-icon span {
        font-size: 15px;
    }
}