.class_name {
  font-family: Poppins-SemiBold;
  font-weight: 600;
  font-size: 0.5rem;
  color: #000000;
  text-align: center;
}
.class_txt {
  font-family: Poppins-Regular;
  font-weight: 400;
  font-size: 0.2rem;
  color: #555555;
  line-height: 1.75;
  text-align: center;
}
.material {
  padding: 1.2rem 0 1.08rem;
  overflow: hidden;
  position: relative;
}
.material .material_bg {
  position: absolute;
  top: -1rem;
  left: 0;
  width: 4.31rem;
  height: 4.77rem;
  z-index: -1;
}
.material .material_bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.material .class_txt {
  margin-top: 0.2rem;
}
.material .material_box {
  margin-top: 0.9rem;
  column-gap: 0.5rem;
  display: flex;
  align-items: center;
}
.material .material_box .material_item {
  width: calc((100% - 1rem) / 3);
  height: auto;
  background: #74951A;
  border-radius: 0.2rem;
  padding: 0.44rem 0.3rem 0.62rem;
}
.material .material_box .material_item .material_icon {
  width: 0.97rem;
  height: 0.97rem;
  object-fit: contain;
  margin: 0 auto 0.32rem;
  display: block;
}
.material .material_box .material_item .material_title {
  width: 100%;
  text-align: center;
  font-family: Poppins-SemiBold;
  font-weight: 600;
  font-size: 0.25rem;
  color: #FFFFFF;
}
.material .material_box .material_item .material_info {
  margin-top: 0.18rem;
  font-family: Poppins-Regular;
  font-weight: 400;
  font-size: 0.16rem;
  color: #FFFFFF;
  line-height: 1.875;
}
.material .material_box .material_item:hover {
  background: #A6CE39;
}
.scenarios {
  padding: 1.2rem 0 0;
  position: relative;
}
.scenarios::after {
  content: "";
  position: absolute;
  width: 100%;
  height: 6.73rem;
  top: 0;
  left: 0;
  background: #F9F9F9;
  z-index: -1;
}
.scenarios .class_txt {
  margin-top: 0.52rem;
  margin-bottom: 0.34rem;
  text-align: left;
}
.scenarios .scenarios_cont {
  font-family: Poppins-SemiBold;
  font-weight: 600;
  font-size: 0.22rem;
  color: #74951A;
}
.scenarios .scenarios_box {
  width: 100%;
  margin-top: 0.78rem;
  position: relative;
}
.scenarios .scenarios_box .scenarios_swiper {
  width: 100%;
  height: 7rem;
  border-radius: 0.2rem;
  overflow: hidden;
  position: relative;
}
.scenarios .scenarios_box .swiper-button-next,
.scenarios .scenarios_box .swiper-button-prev {
  width: 0.5rem;
  height: 0.5rem;
  background: #FFFFFF;
  box-shadow: 0rem 0.05rem 0.15rem 0.01rem rgba(0, 0, 0, 0.07);
  border-radius: 50%;
}
.scenarios .scenarios_box .swiper-button-next::after,
.scenarios .scenarios_box .swiper-button-prev::after {
  font-size: 0.12rem;
  font-weight: bold;
  color: #000000;
}
.scenarios .scenarios_box .swiper-button-next:hover,
.scenarios .scenarios_box .swiper-button-prev:hover {
  background: #A6CE39;
}
.scenarios .scenarios_box .swiper-button-next:hover::after,
.scenarios .scenarios_box .swiper-button-prev:hover::after {
  color: #fff;
}
.scenarios .scenarios_box .swiper-button-next {
  right: -0.77rem;
}
.scenarios .scenarios_box .swiper-button-prev {
  left: -0.77rem;
}
.litpic {
  padding: 1.26rem 0 1.5rem;
  overflow: hidden;
}
.litpic .litpic_box {
  margin-top: 0.83rem;
  display: flex;
  flex-wrap: wrap;
  row-gap: 0.25rem;
}
.litpic .litpic_box .litpic_list.list1 {
  width: 100%;
  height: auto;
  display: flex;
  flex-wrap: wrap;
  gap: 0.2rem;
}
.litpic .litpic_box .litpic_list.list1 .litpic_img {
  width: calc(50% - 0.1rem);
  height: 4.42rem;
  border-radius: 0.1rem;
  overflow: hidden;
}
.litpic .litpic_box .litpic_list.list1 .litpic_img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: all 0.3s ease-in-out;
}
.litpic .litpic_box .litpic_list.list1 .litpic_img:hover img {
  transform: scale(1.1);
}
.litpic .litpic_box .litpic_list.list2 {
  width: 100%;
  height: auto;
  display: flex;
  flex-wrap: wrap;
  gap: 0.16rem;
}
.litpic .litpic_box .litpic_list.list2 .litpic_img {
  width: calc((100% - 0.32rem) / 3);
  height: 3.54rem;
  border-radius: 0.1rem;
  overflow: hidden;
}
.litpic .litpic_box .litpic_list.list2 .litpic_img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: all 0.3s ease-in-out;
}
.litpic .litpic_box .litpic_list.list2 .litpic_img:hover img {
  transform: scale(1.1);
}






/* mobile-adapt: raw material page tablet cards and gallery */
@media screen and (max-width: 1042px) {
  .class_name {
    font-size: 36px;
  }
  .class_txt {
    font-size: 16px;
    line-height: 1.7;
  }
  .material,
  .scenarios,
  .litpic {
    padding: 80px 0;
  }
  .material .material_bg {
    opacity: 0.35;
  }
  .material .material_box {
    margin-top: 54px;
    column-gap: 24px;
  }
  .material .material_box .material_item {
    width: calc((100% - 48px) / 3);
    padding: 34px 24px 40px;
  }
  .material .material_box .material_item .material_icon {
    width: 72px;
    height: 72px;
  }
  .material .material_box .material_item .material_title {
    font-size: 22px;
  }
  .material .material_box .material_item .material_info {
    font-size: 14px;
  }
  .scenarios .class_txt {
    margin-top: 28px;
  }
  .scenarios .scenarios_cont {
    font-size: 18px;
  }
  .scenarios .scenarios_box {
    margin-top: 50px;
  }
  .scenarios .scenarios_box .scenarios_swiper {
    height: 460px;
  }
  .scenarios .scenarios_box .swiper-button-next {
    right: 0;
  }
  .scenarios .scenarios_box .swiper-button-prev {
    left: 0;
  }
  .litpic .litpic_box {
    margin-top: 54px;
  }
  .litpic .litpic_box .litpic_list.list1 .litpic_img {
    height: 300px;
  }
  .litpic .litpic_box .litpic_list.list2 .litpic_img {
    height: 240px;
  }
}

/* mobile-adapt: raw material page phone stacks cards and tightens gallery */
@media screen and (max-width: 768px) {
  .class_name {
    font-size: 28px;
  }
  .class_txt {
    font-size: 14px;
  }
  .material,
  .scenarios,
  .litpic {
    padding: 54px 0;
  }
  .material .material_bg {
    display: none;
  }
  .material .material_box {
    display: block;
    margin-top: 36px;
  }
  .material .material_box .material_item {
    width: 100%;
    margin-bottom: 18px;
    border-radius: 12px;
    padding: 28px 22px;
  }
  .material .material_box .material_item:last-child {
    margin-bottom: 0;
  }
  .material .material_box .material_item .material_icon {
    width: 64px;
    height: 64px;
    margin-bottom: 20px;
  }
  .material .material_box .material_item .material_title {
    font-size: 20px;
  }
  .scenarios::after {
    height: 360px;
  }
  .scenarios .class_txt {
    margin: 24px 0 18px;
    text-align: center;
  }
  .scenarios .scenarios_cont {
    font-size: 16px;
    text-align: center;
  }
  .scenarios .scenarios_box {
    margin-top: 34px;
    padding: 0 34px;
  }
  .scenarios .scenarios_box .scenarios_swiper {
    height: 260px;
    border-radius: 12px;
  }
  .scenarios .scenarios_box .swiper-button-next,
  .scenarios .scenarios_box .swiper-button-prev {
    width: 36px;
    height: 36px;
  }
  .litpic .litpic_box {
    margin-top: 36px;
    row-gap: 14px;
  }
  .litpic .litpic_box .litpic_list.list1,
  .litpic .litpic_box .litpic_list.list2 {
    gap: 14px;
  }
  .litpic .litpic_box .litpic_list.list1 .litpic_img,
  .litpic .litpic_box .litpic_list.list2 .litpic_img {
    width: 100%;
    height: 220px;
    border-radius: 10px;
  }
}