.introduce_content {
  width: 100%;
  height: 100%;
}
.introduce_content .introduce_bg {
  position: relative;
  z-index: 0;
  width: 100%;
  height: 280px;
}
.introduce_content .introduce_bg::before {
  content: '';
  position: absolute;
  z-index: 1;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.3);
}
.introduce_content .introduce_bg .bg_text {
  position: absolute;
  z-index: 10;
  top: 55%;
  margin-left: 5%;
}
.introduce_content .introduce_bg .bg_text .title {
  margin-bottom: 2%;
  font-size: 16px;
  font-weight: bold;
  color: #fff;
}
.introduce_content .introduce_bg .bg_text .subtitle {
  color: #fff;
  font-size: 14px;
}
.introduce_content .introduce_info {
  width: 100%;
  background-color: #fff;
}
.introduce_content .introduce_info .container {
  position: relative;
  z-index: 10;
}
.introduce_content .introduce_info .container .info_content {
  padding: 5% 1%;
}
.introduce_content .introduce_info .container .info_content .title {
  text-align: center;
  font-size: 14px;
  font-weight: bold;
  color: #03983C;
  letter-spacing: 12px;
  text-indent: 12px;
}
.introduce_content .introduce_info .container .info_content .us {
  margin: 1% auto 2%;
  text-align: center;
  font-size: 12px;
  font-weight: 400;
  color: rgba(51, 51, 51, 0.2);
}
.introduce_content .introduce_info .container .info_content .content_box {
  color: #666;
  line-height: 26px;
  font-size: 12px;
}
.introduce_content .introduce_others {
  background-color: #fff;
  padding: 3% 0 1%;
}
.introduce_content .introduce_others a {
  position: relative;
  display: block;
  margin-bottom: 2%;
  cursor: pointer;
  overflow: hidden;
}
.introduce_content .introduce_others a:hover .list_item_img::after {
  content: '';
  position: absolute;
  z-index: 1;
  top: 0;
  left: 4%;
  right: 4%;
  bottom: 0;
  background: rgba(0, 0, 0, 0.4);
  transition: all 0.5s ease-in-out;
}
.introduce_content .introduce_others a:hover .list_item_img img {
  transform: scale(1.5);
}
.introduce_content .introduce_others a .list_item_img {
  width: 100%;
  height: 180px;
  overflow: hidden;
  transition: all 0.5s ease-in-out;
}
.introduce_content .introduce_others a .list_item_img img {
  width: 100%;
  height: 100%;
  transition: all 0.5s ease-in-out;
  position: relative;
  z-index: 0;
}
.introduce_content .introduce_others a .list_item_img::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 4%;
  right: 4%;
  z-index: 1;
  background: rgba(0, 0, 0, 0.5);
  transition: all 0.5s ease-in-out;
}
.introduce_content .introduce_others a .list_item {
  position: absolute;
  top: 22%;
  left: 36.5%;
  z-index: 10;
}
.introduce_content .introduce_others a .list_item h2 {
  width: 100px;
  padding: 10% 0;
  color: #fff;
  text-align: center;
  border: 2px solid rgba(255, 255, 255, 0.8);
}
.introduce_content .introduce_others a .list_item p {
  position: relative;
  width: 80px;
  padding: 7% 0;
  margin: 50% auto 0;
  font-size: 12px;
  text-align: center;
  color: #333;
  background-color: #ffffff;
  transition: all 0.3s ease-in-out;
}
.introduce_content .introduce_others a .list_item p i {
  margin-left: 5px;
  color: #333;
  font-size: 12px;
}
.introduce_content .introduce_others a .list_item .item_btn::before {
  content: '';
  z-index: -1;
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: #ff9000;
  transform-origin: center bottom;
  transform: scaleY(0);
  transition: transform 0.25s ease-in-out;
}
.introduce_content .introduce_others a .list_item .item_btn:hover {
  transform-origin: center top;
  transform: scaleY(1);
  cursor: pointer;
  color: #fff;
  background-color: #ff9000;
}
.introduce_content .introduce_others a .list_item .item_btn:hover i {
  color: #fff;
}
.introduce_content .introduce_others a .list_item .item_btn:hover::before {
  transform-origin: center top;
  transform: scaleY(1);
}
.introduce_content .introduce_others a:hover::after {
  transition: transform 0.5s ease-in-out;
}
.introduce_content .introduce_type {
  padding: 5% 0 3%;
  background: url('../images/bxcp_type_bg.jpg') top center no-repeat;
  background-size: cover;
}
.introduce_content .introduce_type a {
  display: block;
  margin-bottom: 2%;
}
.introduce_content .introduce_type a .list_item_img {
  width: 100%;
  margin: 0 auto;
  height: 160px;
}
.introduce_content .introduce_type a .list_item_img img {
  width: 100%;
  height: 100%;
}
.introduce_content .introduce_type a .list_item {
  width: 100%;
  padding: 3%;
  margin: 0 auto;
  background-color: #fff;
}
.introduce_content .introduce_type a .list_item h4 {
  margin: 2% 0;
  text-align: center;
  font-size: 14px;
  font-weight: 400;
  color: #333;
}
.introduce_content .introduce_type a .list_item p {
  text-indent: 2em;
  font-size: 12px;
  font-weight: 400;
  color: #666;
  line-height: 24px;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  word-break: break-all;
  -webkit-line-clamp: 4;
  line-clamp: 4;
  -webkit-box-orient: vertical;
}
.introduce_content .introduce_type a .list_item div {
  margin-top: 0;
  text-align: right;
}
.introduce_content .introduce_type a .list_item div i {
  color: #FF9000;
  font-size: 22px;
}
/* 小屏幕（平板，大于等于 768px） */
@media (min-width: 768px) {
  .introduce_content .introduce_bg {
    height: 700px;
    background-attachment: fixed;
  }
  .introduce_content .introduce_bg .bg_text {
    position: absolute;
    z-index: 10;
    top: 45%;
    margin-left: 1%;
  }
  .introduce_content .introduce_bg .bg_text .title {
    margin-bottom: 2%;
    font-size: 45px;
    color: #fff;
  }
  .introduce_content .introduce_bg .bg_text .subtitle {
    font-size: 34px;
  }
  .introduce_content .introduce_info {
    width: 100%;
    background-color: #fff;
  }
  .introduce_content .introduce_info .container {
    position: relative;
    bottom: 40px;
    z-index: 10;
  }
  .introduce_content .introduce_info .container .info_content {
    position: relative;
    padding: 2% 0 3%;
    margin-left: 15px;
    background-color: #fff;
  }
  .introduce_content .introduce_info .container .info_content .title {
    text-align: center;
    font-size: 32px;
    font-weight: bold;
    color: #03983C;
    letter-spacing: 22px;
    text-indent: 22px;
  }
  .introduce_content .introduce_info .container .info_content .us {
    margin: 1% auto 3%;
    text-align: center;
    font-size: 16px;
    font-weight: 400;
    color: rgba(51, 51, 51, 0.2);
  }
  .introduce_content .introduce_info .container .info_content .content_box {
    font-size: 14px;
  }
  .introduce_content .introduce_others {
    background-color: #fff;
  }
  .introduce_content .introduce_others a {
    position: relative;
    display: block;
    margin-bottom: 2%;
    cursor: pointer;
  }
  .introduce_content .introduce_others a .list_item_img {
    width: 90%;
    height: 460px;
    text-align: center;
    margin: 0 auto;
  }
  .introduce_content .introduce_others a .list_item_img img {
    width: 100%;
    height: 100%;
  }
  .introduce_content .introduce_others a .list_item_img::after {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 10%;
    right: 10%;
    z-index: 1;
    background: rgba(0, 0, 0, 0.5);
    transition: all 0.5s ease-in-out;
  }
  .introduce_content .introduce_others a .list_item {
    position: absolute;
    top: 22%;
    left: 20%;
  }
  .introduce_content .introduce_others a .list_item h2 {
    width: 150px;
    padding: 16% 0;
    font-size: 24px;
    color: #fff;
    text-align: center;
    line-height: 0;
    margin-bottom: 70%;
    border: 2px solid rgba(255, 255, 255, 0.8);
  }
  .introduce_content .introduce_others a .list_item p {
    width: 120px;
    padding: 8% 0;
    margin: 0 auto;
    font-size: 16px;
    color: #333;
    text-align: center;
    background-color: #ffffff;
  }
  .introduce_content .introduce_others a .list_item p i {
    margin-left: 5px;
    color: #333;
    font-size: 16px;
  }
  .introduce_content .introduce_others a:hover .list_item_img::after {
    content: '';
    position: absolute;
    z-index: 1;
    top: 0;
    left: 10%;
    right: 10%;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4);
  }
  .introduce_content .introduce_others {
    padding: 4% 0 3%;
  }
  .introduce_content .introduce_type {
    margin-top: 0;
    padding: 3.5% 0 2%;
    background-attachment: fixed;
  }
  .introduce_content .introduce_type a {
    display: block;
    margin-bottom: 2%;
  }
  .introduce_content .introduce_type a .list_item_img {
    width: 90%;
    margin: 0 auto;
    height: 180px;
  }
  .introduce_content .introduce_type a .list_item_img img {
    width: 100%;
    height: 100%;
  }
  .introduce_content .introduce_type a .list_item {
    width: 90%;
    padding: 3%;
    margin: 0 auto;
    background-color: #fff;
    height: 240px;
  }
  .introduce_content .introduce_type a .list_item h4 {
    margin: 5% 0;
    text-align: center;
    font-size: 22px;
    font-weight: 400;
    color: #333;
  }
  .introduce_content .introduce_type a .list_item p {
    height: 105px;
    text-indent: 2em;
    font-size: 15px;
    font-weight: 400;
    color: #666;
    line-height: 26px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    word-break: break-all;
    -webkit-line-clamp: 4;
    line-clamp: 4;
    -webkit-box-orient: vertical;
  }
  .introduce_content .introduce_type a .list_item div {
    margin-top: 3%;
    text-align: right;
  }
  .introduce_content .introduce_type a .list_item div i {
    color: #FF9000;
    font-size: 36px;
  }
}
/* 中等屏幕（桌面显示器，大于等于 992px） */
@media (min-width: 992px) {
  .introduce_content .introduce_others a .list_item_img::after {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 8%;
    right: 8%;
    z-index: 1;
    background: rgba(0, 0, 0, 0.5);
    transition: all 0.5s ease-in-out;
  }
  .introduce_content .introduce_others a .list_item {
    position: absolute;
    top: 22%;
    left: 27%;
  }
  .introduce_content .introduce_others a .list_item h2 {
    width: 180px;
  }
  .introduce_content .introduce_others a .list_item p {
    width: 150px;
  }
  .introduce_content .introduce_others a:hover .list_item_img::after {
    content: '';
    position: absolute;
    z-index: 1;
    top: 0;
    left: 8%;
    right: 8%;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4);
  }
  .introduce_content .introduce_info .container .info_content .content_box {
    font-size: 14px;
    padding: 0 30px;
  }
}
/* 大屏幕（大桌面显示器，大于等于 1200px） */