/* .about1 */
.about1 {
  padding: 0.2rem;
  background: #fff;
}

.about1-left-title {
  padding: 0 0 0.2rem;
  font-weight: bold;
  font-size: 18px;
  line-height: 24px;
  color: #98c336;
  background: url(../images/green.jpg) no-repeat 0 bottom/0.4rem 2px;
}

.about1-left-content {
  margin: 0.2rem 0 0;
  overflow: hidden;
  font-size: 14px;
  line-height: 24px;
  color: #333;
  text-indent: 2em;
}

.about1-right img {
  width: 100%;
}
@media (min-width: 1200px) {
  .about1 {
    padding: 2vw 0 4vw;
    background: #fff;
  }

  .about1-main {
    display: flex;
    justify-content: space-between;
    width: 72vw;
    margin: 0 auto;
  }

  .about1-left {
    width: 32vw;
  }

  .about1-left-title {
    padding: 0 0 1vw;
    font-weight: bold;
    font-size: 1.4vw;
    line-height: 2vw;
    color: #98c336;
    background: url(../images/green.jpg) no-repeat 0 bottom/2vw 2px;
  }

  .about1-left-content {
    margin: 2vw 0 0;
    font-size: 0.8vw;
    line-height: 1.5vw;
    color: #333;
    text-indent: 2em;
  }

  .about1-right {
    width: 37.2vw;
  }

  .about1-right img {
    width: 100%;
  }
}

/* event */
.event {
  padding: 0.2rem;
  background: #82a434;
}
.event-main {
  position: relative;
  padding: 0 0.4rem;
}

.event-prev,
.event-next {
  display: flex;
  align-items: center;
  justify-content: center;
  position: absolute;
  z-index: 5;
  top: 0.45rem;
  cursor: pointer;
  width: 0.36rem;
  height: 0.36rem;
  border: 1px solid #fff;
  border-radius: 50%;
}
.event-prev {
  left: 0;
}
.event-next {
  right: 0;
}
.event-prev img,
.event-next img {
  width: 0.2rem;
}

.event-title {
  padding: 0 0 20px;
  text-align: center;
}

.event-title .ch {
  font-weight: bold;
  font-size: 18px;
  line-height: 24px;
  color: #fff;
  font-family: "Microsoft YaHei";
}

.event-title .en {
  font-size: 14px;
  line-height: 24px;
  color: #fff;
  text-transform: uppercase;
}
.event-box {
  position: relative;
  z-index: 2;
  overflow: hidden;
}
.event-box::before {
  content: "";
  position: absolute;
  left: 0;
  top: 54px;
  width: 100%;
  height: 1px;
  background: rgba(255, 255, 255, 0.4);
}
.event-box .swiper-slide {
  position: relative;
  padding: 0 5px;
  text-align: center;
}
.event-li-year {
  padding: 0 0 30px;
  font-weight: bold;
  font-size: 18px;
  line-height: 24px;
  color: #fff;
  font-family: "Microsoft YaHei";
}
.event-li-circle {
  position: relative;
  z-index: 5;
  width: 8px;
  height: 8px;
  margin: 0 auto;
  background: #fff;
  border-radius: 50%;
}
.event-li-circle::before {
  content: "";
  position: absolute;
  z-index: 1;
  left: -2px;
  top: -2px;
  width: 12px;
  height: 12px;
  background: rgba(255, 255, 255, 0.6);
  border-radius: 50%;
}
.event-li-text {
  position: relative;
  padding: 60px 0 0;
  font-size: 14px;
  line-height: 24px;
  font-family: "Microsoft YaHei";
  color: #fff;
}
.event-li-text::before {
  content: "";
  position: absolute;
  z-index: 1;
  left: 50%;
  top: 3px;
  width: 1px;
  height: 48px;
  background: #fff;
  transform: translate3d(-50%, 0, 0);
}
@media (min-width: 1200px) {
  .event {
    padding: 2vw 0 4vw;
    background: #82a434;
  }
  .event-main {
    position: relative;
    width: 72vw;
    margin: 0 auto;
    padding: 0 1.6vw;
  }

  .event-prev,
  .event-next {
    display: flex;
    align-items: center;
    justify-content: center;
    position: absolute;
    z-index: 5;
    top: 2.3vw;
    cursor: pointer;
    width: 1.6vw;
    height: 1.6vw;
    border: 1px solid #fff;
    border-radius: 50%;
  }
  .event-prev {
    left: 0;
  }
  .event-next {
    right: 0;
  }
  .event-prev img,
  .event-next img {
    width: 0.8vw;
  }

  .event-title {
    padding: 0 0 2vw;
    text-align: center;
  }

  .event-title .ch {
    font-weight: bold;
    font-size: 1.4vw;
    line-height: 2vw;
    color: #fff;
    font-family: "Microsoft YaHei";
  }

  .event-title .en {
    font-size: 0.7vw;
    line-height: 1.2vw;
    color: #fff;
    text-transform: uppercase;
  }
  .event-box {
    position: relative;
    z-index: 2;
    overflow: hidden;
  }
  .event-box::before {
    content: "";
    position: absolute;
    left: 0;
    top: 3.1vw;
    width: 100%;
    height: 1px;
    background: rgba(255, 255, 255, 0.4);
  }
  .event-box .swiper-slide {
    position: relative;
    padding: 0 1vw;
    text-align: center;
  }
  .event-li-year {
    padding: 0 0 1.5vw;
    font-weight: bold;
    font-size: 1.2vw;
    line-height: 1.4vw;
    color: #fff;
    font-family: "Microsoft YaHei";
  }
  .event-li-circle {
    position: relative;
    z-index: 5;
    width: 0.5vw;
    height: 0.5vw;
    margin: 0 auto;
    background: #fff;
    border-radius: 50%;
  }
  .event-li-circle::before {
    content: "";
    position: absolute;
    z-index: 1;
    left: -0.2vw;
    top: -0.2vw;
    width: 0.9vw;
    height: 0.9vw;
    background: rgba(255, 255, 255, 0.6);
    border-radius: 50%;
  }
  .event-li-text {
    position: relative;
    padding: 3.5vw 0 0;
    font-size: 1vw;
    line-height: 1.4vw;
    font-family: "Microsoft YaHei";
    color: #fff;
  }
  .event-li-text::before {
    content: "";
    position: absolute;
    z-index: 1;
    left: 50%;
    top: 0.5vw;
    width: 1px;
    height: 2.4vw;
    background: #fff;
    transform: translate3d(-50%, 0, 0);
  }
}

/* about2 */
.about2 {
  padding: 0.2rem;
  background: url(../images/culture_bg.png) no-repeat center 0 / cover;
}

.about2-title {
  text-align: left;
}

.about2-title .ch {
  font-weight: bold;
  font-size: 18px;
  line-height: 24px;
  font-family: "Microsoft YaHei";
  color: #333;
}

.about2-title .en {
  font-size: 14px;
  line-height: 24px;
  color: #4b4b4b;
  text-transform: uppercase;
}
.about2-content ul {
  display: flex;
  margin: 0.4rem 0 0;
  padding: 0.1rem 0;
  border-top: 1px solid #d9d9d9;
  border-bottom: 1px solid #d9d9d9;
}
.about2-content li {
  width: 33.3%;
  padding: 0.6rem 0.2rem;
}
.about2-content li:nth-child(2) {
  border-left: 1px solid #d9d9d9;
  border-right: 1px solid #d9d9d9;
}

.about2-li-num {
  display: flex;
  font-size: 14px;
  line-height: 24px;
  color: #333;
}
.about2-li-num span {
  font-weight: bold;
  font-size: 18px;
  line-height: 24px;
  font-family: "Microsoft YaHei";
}
.about2-li-text {
  margin-top: 1vw;
  font-size: 12px;
  line-height: 20px;
  font-family: "Microsoft YaHei";
  color: #8d8d8d;
}
@media (min-width: 1200px) {
  .about2 {
    padding: 10vw 0;
    background: url(../images/culture_bg.png) no-repeat center 0 / cover;
  }

  .about2-main {
    width: 60vw;
    margin: 0 auto;
  }

  .about2-title {
    text-align: left;
  }

  .about2-title .ch {
    font-weight: bold;
    font-size: 2vw;
    line-height: 2.4vw;
    font-family: "Microsoft YaHei";
    color: #333;
  }

  .about2-title .en {
    font-size: 0.7vw;
    line-height: 1.4vw;
    color: #4b4b4b;
    text-transform: uppercase;
  }
  .about2-content ul {
    display: flex;
    margin: 2vw 0 0;
    padding: 0.5vw 0;
    border-top: 1px solid #d9d9d9;
    border-bottom: 1px solid #d9d9d9;
  }
  .about2-content li {
    width: 33.3%;
    padding: 3vw 1vw;
  }
  .about2-content li:nth-child(2) {
    border-left: 1px solid #d9d9d9;
    border-right: 1px solid #d9d9d9;
  }

  .about2-li-num {
    display: flex;
    align-items: flex-end;
    font-size: 1.2vw;
    line-height: 1.4vw;
    color: #333;
  }
  .about2-li-num span {
    font-weight: bold;
    font-size: 2vw;
    line-height: 1;
    font-family: "Microsoft YaHei";
  }
  .about2-li-text {
    margin-top: 1vw;
    font-size: 0.9vw;
    line-height: 1.4vw;
    font-family: "Microsoft YaHei";
    color: #8d8d8d;
  }
}

/* about3 */
.about3 {
  padding: 2vw 0;
}
.about3-main {
  width: 60vw;
  margin: 0 auto;
}
.about3-title {
  text-align: left;
  color: #98c336;
}

.about3-title .ch {
  font-size: 1.4vw;
  line-height: 2vw;
  font-family: "Microsoft YaHei";
}

.about3-title .en {
  font-weight: bold;
  font-size: 0.7vw;
  line-height: 1.2vw;
  color: #4b4b4b;
  text-transform: uppercase;
}
.about3-content {
  padding: 2vw 0 0;
}
.about3-big {
  overflow: hidden;

}
.about3-big li{
  display: none;
  text-align: center;
}
.about3-big li.active{
  display: block;
}
.about3-big li img {
  height: 25vw;
}
.about3-small ul {
  display: flex;
  padding: 0.5vw 0 0;
}
.about3-small ul li {
  width: 9vw;
  padding: 0 0.1vw;
}
.about3-small ul li img {
  width: 100%;
}
@media (min-width: 1200px) {
  .about3 {
    padding: 2vw 0;
  }
  .about3-main {
    width: 60vw;
    margin: 0 auto;
  }
  .about3-title {
    text-align: left;
    color: #98c336;
  }

  .about3-title .ch {
    font-size: 1.4vw;
    line-height: 2vw;
    font-family: "Microsoft YaHei";
  }

  .about3-title .en {
    font-weight: bold;
    font-size: 0.7vw;
    line-height: 1.2vw;
    color: #4b4b4b;
    text-transform: uppercase;
  }
  .about3-content {
    padding: 2vw 0 0;
  }
  .about3-big {
    padding: 0 12vw;
  }
  .about3-big img {
    width: 100%;
  }
  .about3-small ul {
    display: flex;
    padding: 0.5vw 0 0;
  }
  .about3-small ul li {
    width: 9vw;
    padding: 0 0.1vw;
  }
  .about3-small ul li img {
    width: 100%;
  }
}

/* about4 */
.about4 {
  padding: 1vw 0;
}

.about4-main {
  width: 72vw;
  margin: 0 auto;
}

.about4-title {
  text-align: center;
}

.about4-title .ch {
  font-size: 1.4vw;
  line-height: 2vw;
  color: #98c336;
  font-family: "Microsoft YaHei";
}

.about4-title .en {
  font-size: 0.7vw;
  line-height: 1.2vw;
  color: #4b4b4b;
  text-transform: uppercase;
}

.about4-content ul {
  display: flex;
  flex-wrap: wrap;
  padding: 1vw 0;
}
.about4-content ul li {
  width: 25%;
  padding: 0.5vw;
}
.about4-content ul i{
    display: block;
    overflow: hidden;
}
.about4-content ul img {
  width: 100%;
}
@media (min-width: 1200px) {
  .about4 {
    padding: 1vw 0;
  }

  .about4-main {
    width: 72vw;
    margin: 0 auto;
  }

  .about4-title {
    text-align: center;
  }

  .about4-title .ch {
    font-size: 1.4vw;
    line-height: 2vw;
    color: #98c336;
    font-family: "Microsoft YaHei";
  }

  .about4-title .en {
    font-size: 0.7vw;
    line-height: 1.2vw;
    color: #4b4b4b;
    text-transform: uppercase;
  }

  .about4-content ul {
    display: flex;
    flex-wrap: wrap;
    padding: 1vw 0;
  }
  .about4-content ul li {
    width: 25%;
    padding: 0.5vw;
  }
  .about4-content ul img {
    width: 100%;
    transition: 0.3s;
  }
    .about4-content ul li:hover img{
        transform: scale(1.1);
    }
}