@charset "UTF-8";
.all {
  padding: 4.5% 0;
}

.intro .flx {
  margin-top: 60px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
}
.intro .l {
  width: 50%;
  transition: all 0.5s;
}
.intro .l:hover{
    box-shadow: 0 0 10px 0 rgba(0,0,0,0.2);
}
.intro .r {
  width: 43%;
  padding-top: 24px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
}
.intro .tit {
  line-height: 1;
}
.intro .des {
  position: relative;
  margin-top: 20px;
  color: #222222;
  line-height: 1.875;
  -webkit-box-flex: 1;
      -ms-flex: 1;
          flex: 1;
}
.intro .des_con {
  padding-right: 10px;
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  overflow: auto;
}
.intro .des_con::-webkit-scrollbar {
  width: 2px;
  border-radius: 4px;
}
.intro .des_con::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.02);
  /* 背景色 */
  border-radius: 4px;
}
.intro .des_con::-webkit-scrollbar-thumb {
  background: #f00000;
  /* 滚动色 */
  border-radius: 6px;
}
.intro .img {
  height: 100%;
  position: relative;
  height: 0;
  padding-bottom: 62.5%;
  overflow: hidden;
  display: block;
  -webkit-transition: 0.5s;
  transition: 0.5s;
}
.intro .img img {
  position: absolute;
  height: 100%;
  width: 100%;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  margin: auto;
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
  -o-object-fit: cover;
     object-fit: cover;
}
.intro .img:hover img {
  -webkit-transform: scale(1.05);
      -ms-transform: scale(1.05);
          transform: scale(1.05);
}

.construction {
  margin-top: 5.9%;
}
.construction .sw {
  margin-top: 60px;
  position: relative;
}
.construction .prev {
  left: -55px;
}
.construction .next {
  right: -55px;
}
.construction .img {
  position: relative;
  height: 0;
  padding-bottom: 63%;
  overflow: hidden;
  display: block;
  -webkit-transition: 0.5s;
  transition: 0.5s;
}
.construction .img img {
  position: absolute;
  height: 100%;
  width: 100%;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  margin: auto;
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
  -o-object-fit: cover;
     object-fit: cover;
}
.construction .img:hover img {
  -webkit-transform: scale(1.05);
      -ms-transform: scale(1.05);
          transform: scale(1.05);
}
.construction .tit {
  line-height: 1;
  margin-top: 20px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
}
.construction .des {
  margin-top: 20px;
  padding-top: 12px;
  border-top: 1px solid #eeeeee;
  line-height: 1.875;
  color: #222222;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}
.construction .swiper {
  height: 1319px;
}
.construction .swiper-wrapper {
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
}
.construction .swiper-slide {
  height: calc((100% - 80px) / 3);
}
.construction .number {
  color: #888888;
}
.construction .common_btn {
  margin-top: 22px;
}
.publicity {
  padding-top: 5.9%;
}
.publicity .vio {
    cursor: pointer;
  margin-top: 60px;
  overflow: hidden;
  position: relative;
}
.publicity .vio_bg {
  position: absolute;
  z-index: 2;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
}
.publicity .vio_bg img {
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
     object-fit: cover;
}
.publicity .vio_bg::after {
  content: "";
  position: absolute;
  z-index: 2;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
}
.publicity .play {
  cursor: pointer;
  position: absolute;
  z-index: 3;
  top: 50%;
  left: 50%;
  -webkit-transform: translate(-50%, -50%);
      -ms-transform: translate(-50%, -50%);
          transform: translate(-50%, -50%);
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  color: #fff;
}
.publicity .play div {
  line-height: 1;
  margin-top: 20px;
}
.publicity video {
  width: 100%;
  display: block;
}

.product {
  margin-top: 5.9%;
}
.product .sw {
  margin-top: 60px;
  position: relative;
}
.product .img {
  position: relative;
  height: 0;
  padding-bottom: 105%;
  overflow: hidden;
  display: block;
  -webkit-transition: 0.5s;
  transition: 0.5s;
  border: 1px solid #eeeeee;
}
.product .img img {
  position: absolute;
  height: 100%;
  width: 100%;
  object-fit: cover;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  margin: auto;
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
  -o-object-fit: cover;
     object-fit: cover;
}
.product .img:hover {
  -webkit-box-shadow: 0 0 10px 0 rgba(0, 0, 0, 0.1);
          box-shadow: 0 0 10px 0 rgba(0, 0, 0, 0.1);
}
.product .tit {
  margin-top: 20px;
  line-height: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  text-align: center;
}
.product .tit a {
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
  color: #222;
}
.product .tit a:hover {
  color: #F00000;
}
.product .sub {
  margin-top: 15px;
  color: #888888;
  text-align: center;
  
    overflow: hidden;
text-overflow: ellipsis;
display: -webkit-box;
-webkit-line-clamp: 1;
-webkit-box-orient: vertical;
}
.product .prev {
  left: -55px;
}
.product .next {
  right: -55px;
}



.point {
  display: none;
}

@media screen and (max-width: 1600px) {
  .intro .des {
    margin-top: 10px;
  }
  .intro .flx {
    margin-top: 35px;
  }
  .construction .sw {
    margin-top: 35px;
  }
  .construction .tit {
    margin-top: 20px;
  }
  .construction .des {
    margin-top: 10px;
  }
  .construction .swiper-slide {
    height: auto;
  }
  .construction .swiper {
    height: auto;
  }
  .construction .swiper-wrapper {
    -webkit-box-pack: inherit;
        -ms-flex-pack: inherit;
            justify-content: inherit;
  }
  .publicity .vio {
    margin-top: 35px;
  }
  .product .sw {
    margin-top: 35px;
  }
  .product .tit {
    margin-top: 15px;
  }
  .product .sub {
    margin-top: 10px;
  }
}
@media screen and (max-width: 1200px) {
  .intro .flx {
    margin-top: 25px;
  }
  .construction .sw {
    margin-top: 25px;
  }
  .construction .prev {
    left: -40px;
  }
  .construction .next {
    right: -40px;
  }
  .publicity .vio {
    margin-top: 25px;
  }
  .product .sw {
    margin-top: 25px;
  }
  .product .prev {
    left: -40px;
  }
  .product .next {
    right: -40px;
  }
}
@media screen and (max-width: 768px) {
  .all {
    padding: 40px 0;
  }
  .intro .flx {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
  }
  .intro .l {
    width: 100%;
  }
  .intro .r {
    width: 100%;
    margin-top: 20px;
  }
  .construction {
    margin-top: 30px;
  }
  .point {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: center;
        -ms-flex-pack: center;
            justify-content: center;
    margin-top: 20px;
  }
  .sw_clk {
    display: none;
  }
  .publicity .play svg {
    width: 40px;
    height: 40px;
  }
  .publicity {
    padding-top: 40px;
  }
  .product {
    margin-top: 40px;
  }
  .intro .des_con {
    position: relative;
  }
}