.imgbox {
  margin: 0 0 0.2rem 0;
  height: 70vh !important;
}
.imgbox .p_box {
  position: relative;
  height: 70vh;
}
.imgbox .p_box img {
  display: block;
  height: 100%;
  object-fit: cover;
  width: 100%;
}
.imgbox .p_box video {
  display: block;
  height: 100%;
  object-fit: cover;
  width: 100%;
}
.imgbox .p_box .text_box {
  position: absolute;
  top: 80%;
  left: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.imgbox .p_box h4 {
  color: #fff;
}
.imgbox .p_box h5 {
  margin: 0.15rem 0 0.2rem 0;
  color: #fff;
}
.imgbox .p_box .abox {
  width: 100px;
  height: 40px;
  background-color: rgba(255, 255, 255, 0.5);
  text-align: center;
  line-height: 40px;
  border-radius: 20px;
}
.all_box {
  padding: 0.4rem 0;
  box-sizing: border-box;
}
.all_box .all h4 {
  text-align: center;
  margin: 0 0 0.2rem 0;
}
.all_box .all ul {
  padding: 0.2rem;
  box-sizing: border-box;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.2rem;
}
.all_box .all ul li a {
  display: flex;
  background-color: #f8f9f9;
  border-radius: 10px;
  padding: 0.3rem 0.4rem;
}
.all_box .all ul li a .l {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  margin: 0 -1rem 0 0;
}
.all_box .all ul li a .l h5,
.all_box .all ul li a .l h6 {
  white-space: nowrap;
}
.all_box .all ul li a .l h6 {
  margin: 0.2rem 0 0 0;
}
.all_box .all ul li a .r img {
  display: block;
  width: 100%;
}
.all_box .all ul li a:hover .r img {
  transform: scale(1.1);
  transition: all 0.6s;
}
.exp_box {
  padding: 0.4rem 0;
  box-sizing: border-box;
}
.exp_box .exp h4 {
  text-align: center;
  margin: 0 0 0.2rem 0;
}
.exp_box .exp ul {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.3rem;
}
.exp_box .exp ul li a .p_box {
  position: relative;
  overflow: hidden;
}
.exp_box .exp ul li a .p_box img {
  display: block;
  width: 100%;
}
.exp_box .exp ul li a .p_box .text_box {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
}
.exp_box .exp ul li a:hover .p_box img {
  transform: scale(1.1);
  transition: all 0.6s;
}
.exp_box .exp ul li a:hover .p_box .text_box h4 {
  text-decoration: underline;
}


@media (max-width: 980px) {
  .all_box .all ul li:first-child {
    width: 100%;
  }

  .all_box .all ul li {
    width: 47%;
  }

  .all_box .all ul {
    display: flex;
    flex-wrap: wrap;
  }

  .exp_box .exp ul {
    display: flex;
    flex-wrap: wrap;
  }

  .exp_box .exp ul li {
    width: 100%;
  }

  .all_box .all ul li a {
    padding: 10px;
    flex-wrap: wrap;
  }

  .all_box .all ul li a .l,
  .all_box .all ul li a .r {
    width: 100%;
  }

  .all_box .all ul li a .l h6 {
    margin: 0 0 10px 0;
  }
}