.top-video {
  position: relative;
}

.top-video img,
.top-video video {
  display: block;
  width: 100%;
  height: auto;
}

.top-video .mid-info {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 1;
}

.top-video .mid-info h2 {
  font-size: 46px;
  font-weight: 700;
  color: #fff;
}

.top-video .mid-info h3 {
  font-size: 28px;
  font-weight: 400;
  color: #fff;
  margin-top: 20px;
}

.top-video .mid-info img {
  cursor: pointer;
  width: 74px;
  height: 74px;
  margin: 60px 0 120px 0;
}

.top-slider {
  position: relative;
  padding: 80px 0;
  background: url(../image/index-slider-bg.jpg) no-repeat center / cover;
}

.top-slider .swiper-slide img {
  display: block;
  width: 100%;
  height: auto;
}

.top-slider .swiper-slide .desc {
  display: flex;
  flex-direction: column;
  align-items: center;
  color: #fff;
}

.top-slider .swiper-slide .desc h2 {
  font-weight: 700;
  font-size: 32px;
}

.top-slider .swiper-slide .desc h3 {
  font-weight: 700;
  font-size: 28px;
  margin-top: 30px;
}

.top-slider .swiper-slide .desc p {
  font-size: 25px;
  margin-top: 15px;
}

.top-slider .swiper-prev {
  cursor: pointer;
  position: absolute;
  top: 50%;
  left: 0;
  width: 46px;
  height: 46px;
  margin-top: -23x;
  background: url(../image/icon-silder-left.png) no-repeat center / 46px;
  z-index: 1;
}

.top-slider .swiper-next {
  cursor: pointer;
  position: absolute;
  top: 50%;
  right: 0;
  width: 46px;
  height: 46px;
  margin-top: -23x;
  background: url(../image/icon-silder-right.png) no-repeat center / 46px;
  z-index: 1;
}

.pro-info {
  position: relative;
  padding: 100px 0 40px 0;
  background: url(../image/info-bg-1.jpg) no-repeat center / cover;
}

.pro-info.bl {
  background: #333333;
  padding: 100px 0 80px 0;
}

.pro-info .bar {
  display: flex;
  align-items: start;
  justify-content: space-around;
  padding: 0 120px;
}

.pro-info .bar .item img {
  display: block;
  width: 80px;
  height: 80px;
  margin: 0 auto;
}

.pro-info .bar .item p {
  font-size: 18px;
  color: #2E333C;
  line-height: 2;
  text-align: center;
  margin-top: 10px;
}

.pro-info.bl .bar .item p {
  color: #fff;
}

.pro-info .info {
  padding: 60px 20px 20px 20px;
}

.pro-info .info h2 {
  font-size: 32px;
  color: #CB252A;
  font-weight: 700;
  text-align: center;
}

.pro-info.bl .info h2 {
  color: #fff;
}

.pro-info .info p {
  font-size: 18px;
  color: #666;
  margin-top: 30px;
  text-align: center;
  line-height: 32px;
}

.pro-info.bl .info p {
  color: #fff;
}

.pro-info .picture {
  margin: 100px 0 30px 0;
  display: flex;
}

.pro-info .picture .item {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  position: relative;
}

.pro-info .picture .item .on,
.pro-info .picture .item .img {
  max-width: 100%;
}

.pro-info .picture .item .on {
  display: none;
}

.pro-info .picture .item:hover .img {
  display: none;
}

.pro-info .picture .item:hover .on {
  display: block;
}

.pro-info .picture .item .tips {
  max-width: 132px;
  position: relative;
  left: 30px;
  bottom: 10px;
}


.pro-info .info img {
  width: 100%;
  height: auto;
}

.pro-slider {
  background: #fff;
  padding: 100px 0;
}

.pro-slider .swiper-slide {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  padding: 0 0 100px 0;
}

.pro-slider .swiper-slide h2 {
  width: 100%;
  font-size: 32px;
  font-weight: 700;
  color: #2E333C;
  text-align: center;
  margin-bottom: 70px;
}

.pro-slider .swiper-slide .desc h3 {
  font-size: 28px;
  font-weight: 500;
  color: #CB252A;
  margin-bottom: 25px;
}

.pro-slider .swiper-slide .desc p {
  font-size: 14px;
  color: #666;
  padding-left: 26px;
  background: url(../image/icon-check-circle.png) no-repeat center left / auto 20px;
  margin: 15px 0;
  word-break: break-all;
}

.pro-slider .swiper-slide>img {
  width: 49%;
  height: 300px;
  object-fit: cover;
}



.pro-slider  .swiper-pagination .swiper-pagination-bullet {
  background: #666;
  opacity: 1;
}

.pro-slider  .swiper-pagination .swiper-pagination-bullet.swiper-pagination-bullet-active {
  width: 40px;
  background: #CB252A;
  border-radius: 8px;
}








.info-trait {
  padding: 90px 0 120px 0;
  background: url(../image/info-bg-2.jpg) no-repeat center / cover;
}

.info-trait.p2 {
  background-image: url(../image/jwb_bg.jpg);
}

.info-trait.p3 {
  background-image: url(../image/info-bg-3.jpg);
}

.info-trait .main {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}

.info-trait h2 {
  width: 100%;
  font-size: 32px;
  font-weight: 700;
  color: #fff;
  text-align: center;
  margin-bottom: 50px;
}

.info-trait .img {
  width: 49%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.info-trait .img img {
  width: 100%;
}

.info-trait .grid {
  width: 50%;
  height: auto;
  display: flex;
  flex-wrap: wrap;
}

.info-trait .grid .item {
  position: relative;
  width: 31%;
  background: rgba(255, 255, 255, 0.2);
  padding: 12px 12px 40px 12px;
  margin: 10px 0 10px 2.33333%;
}

.info-trait .grid .item p {
  height: 90px;
  font-size: 13px;
  color: #fff;
  line-height: 1.7;
  text-align: justify;
}

.info-trait .grid .item span {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 40px;
  line-height: 40px;
  text-align: center;
  font-size: 28px;
  color: rgba(255, 255, 255, 0.5);
}


.info-feature {
  padding: 100px 0 30px 0;
  background: url(../image/info-bg-3.jpg) no-repeat center / cover;
}

.info-feature .main {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}

.info-feature h2 {
  width: 100%;
  font-size: 32px;
  font-weight: 700;
  color: #fff;
  text-align: center;
  margin-bottom: 50px;
}

.info-feature .img {
  width: 100%;
}

.info-feature .img img {
  width: 100%;
}

.info-feature .grid {
  width: 100%;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}

.info-feature .grid .item {
  position: relative;
  width: 24%;
  background: rgba(255, 255, 255, 0.2);
  padding: 25px 15px 25px 15px;
  margin: 10px 0 10px 0;
  display: flex;
  align-items: center;
}

.info-feature .grid .item span {
  width: 40px;
  line-height: 40px;
  text-align: center;
  font-size: 28px;
  color: #fff;
  border: 1px solid #fff;
  border-radius: 50%;
  margin-right: 10px;
}

.info-feature .grid .item p {
  font-size: 12px;
  color: #fff;
  flex: 1;
  min-width: 0;
  line-height: 1.6;
}




.info-contrast {
  padding: 80px 0;
  background: #000;
}

.info-contrast h2 {
  width: 100%;
  font-size: 32px;
  font-weight: 700;
  color: #fff;
  text-align: center;
  margin-bottom: 50px;
}

.info-contrast .list {
  display: flex;
  flex-wrap: wrap;
}

.info-contrast .list .item {
  flex: 1;
  color: #fff;
  padding: 0 15px 20px 15px;
  cursor: pointer;
}

.info-contrast .list .item.t1 {
  background: #2E2E2E;
}

.info-contrast .list .item.t2 {
  background: #262626;
}

.info-contrast .list .item.t3 {
  background: #2E2E2E;
}

.info-contrast .list .item.t4 {
  background: #262626;
}

.info-contrast .list .item.t1:hover,.info-contrast .list .item.t2:hover,.info-contrast .list .item.t3:hover,.info-contrast .list .item.t4:hover {
  background: #710C12;
}

.info-contrast .list .item .icon {
  position: relative;
  width: 100%;
  height: auto;
  margin-bottom: 15px;
}

.info-contrast .list .item .icon img {
  display: block;
  width: 100%;
  height: 185px;
}

.info-contrast .list .item .icon .top {
  font-size: 16px;
  position: absolute;
  top: 60px;
  right: 50px;
}

.info-contrast .list .item .icon .bom {
  font-size: 16px;
  position: absolute;
  bottom: 50px;
  left: 50px;
}

.info-contrast .list .item .title {
  position: relative;
  width: 100%;
  height: auto;
  margin-top: 15px;
  margin-bottom: 15px;
}

.info-contrast .list .item .title p {
  line-height: 40px;
  font-size: 18px;
  font-weight: 700;
}

.info-contrast .list .item .title img {
  display: block;
  width: 100%;
  height: 130px;
}

.info-contrast .list .item .title .bom {
  font-size: 18px;
  font-weight: 700;
}

.info-contrast .list .item .line p {
  display: flex;
  align-items: center;
  height: 50px;
  line-height: 1.3;
  border-top: 1px solid rgba(255, 255, 255, 0.5);
}

@media screen and (max-width:1180px) {
  .top-video .mid-info img {
    margin: 60px 0 0 0;
  }

  .top-slider .swiper-slide .desc {
    padding: 0 20px;
  }

  .top-slider .swiper-prev {
    left: 20px;
  }

  .top-slider .swiper-next {
    right: 20px;
  }

  .pro-slider .swiper-slide {
    padding-left: 20px;
    padding-right: 20px;
  }

  .info-trait {
    padding-left: 20px;
    padding-right: 20px;
  }
  .pro-info .picture{
    padding-left: 20px;
    padding-right: 20px;
  }
  .info-contrast {
    padding-right: 20px;
  }

}

@media screen and (max-width:1024px) {

  .top-video img,
  .top-video video {
    height: 60vw;
    object-fit: cover;
  }

  .top-video .mid-info h2 {
    font-size: 6vw;
  }

  .top-video .mid-info h3 {
    font-size: 4vw;
  }

  .top-slider .swiper-slide .desc h2 {
    font-size: 6vw;
  }

  .top-slider .swiper-slide .desc h3 {
    font-size: 5vw;
  }

  .top-slider .swiper-slide .desc p {
    font-size: 4vw;
  }

  .pro-slider .swiper-slide h2 {
    font-size: 6vw;
  }

  .pro-slider .swiper-slide .desc h3 {
    font-size: 5vw;
  }

  .info-trait h2 {
    font-size: 6vw;
  }

  .info-feature h2 {
    font-size: 6vw;
  }

  .info-contrast h2 {
    font-size: 6vw;
  }

  .info-feature .grid {
    padding: 0 20px;
  }

}

@media screen and (max-width:920px) {
  .pro-info .bar{
    padding: 0;
  }
  .pro-slider {
    padding: 50px 0;
  }

  .pro-slider .swiper-slide {
    flex-direction: column;
    align-items: center;
    padding-bottom: 40px;
  }

  .pro-slider .swiper-slide>img {
    margin-top: 30px;
    width: auto;
    max-width: 100%;
  }

  .info-trait {
    padding-top: 50px;
    padding-bottom: 50px;
  }

  .info-trait .main {
    flex-direction: column;
    align-items: center;
  }

  .info-trait .img {
    width: 100%;
  }

  .info-trait .grid {
    width: 100%;
    margin-top: 20px;
  }

  .info-trait .grid .item {
    width: 31.33333%;
    margin: 10px 1% 10px 1%;
  }


  .info-feature .grid .item {
    width: 49%;
  }

  .info-contrast {
    padding: 60px 0;
  }

  .info-contrast .list {
    display: block;
    white-space: nowrap;
    overflow-x: auto;
    font-size: 0;
  }

  .info-contrast .list .item {
    display: inline-block;
    min-width: 200px;
    font-size: 14px;
  }

  .info-contrast .list .item:first-of-type {
    padding-left: 15px;
  }
}

@media screen and (max-width:720px) {
  .pro-info {
    padding: 50px 0 30px 0;
  }

  .pro-info .bar .item img {
    width: 10vw;
    height: 10vw;
  }

  .pro-info .bar .item p {
    font-size: 3vw;
    margin-top: 1px;
  }

  .pro-info .info h2 {
    font-size: 5vw;
  }

  .pro-info .info p {
    font-size: 3.6vw;
  }

  .pro-info .picture .item .tips{
    max-width: 14vw;
    left: 10%;
  }
}

@media screen and (max-width:640px) {
  .top-video .mid-info img {
    margin: 6vw 0 0 0;
    width: 12vw;
    height: 12vw;
  }

  .info-trait .grid .item {
    width: 48%;
    margin: 10px 1% 10px 1%;
  }

  .info-feature .grid .item {
    width: 100%;
  }

}