.all {
  padding: 4.5% 0;
}

.box {
  margin-top: 60px;
  height: 720px;
  position: relative;
  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;
  background: #eeeeee;
}
.box .product {
  max-width: 90%;
  max-height: 90%;
}
.box .exhibition {
  width: 420px;
  position: absolute;
  left: 10px;
  bottom: 10px;
  padding: 30px 30px 20px;
  background: #fff;
}
.box .exhibition img {
  max-width: 90%;
  max-height: 90%;
}
.box .swiper-slide {
  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;
}
.box .flx {
  margin-top: 26px;
  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;
  line-height: 1;
}
.box .flx div {
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  width: calc(100% - 160px);
}

.title1 {
  margin-top: 60px;
}

.content {
  margin-top: 20px;
  color: #888888;
  width: 81.94%;
  line-height: 1.875;
}
.content img {
  max-width: 100% !important;
  height: auto !important;
}

.vio {
  margin-top: 60px;
  overflow: hidden;
  position: relative;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  background-color: #222222;
}
.vio .vio_bg {
  position: absolute;
  z-index: 2;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
}
.vio .vio_bg img {
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
     object-fit: cover;
}
.vio .vio_bg::after {
  content: "";
  position: absolute;
  z-index: 2;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
}
.vio .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;
}
.vio .play div {
  line-height: 1;
  margin-top: 20px;
}
.vio video {
  width: 100%;
  display: block;
}

.goods {
  margin-top: 5.9%;
}
.goods .sw {
  margin-top: 60px;
  position: relative;
}
.goods .prev {
  left: -55px;
}
.goods .next {
  right: -55px;
}
.goods .img {
    overflow: hidden;
  border: 1px solid #eeeeee;
  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;
  height: 260px;
}
.goods .img img {
  width: 100%;
  height: 100%;
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
  object-fit: cover;
}
.goods .img:hover img {
  -webkit-transform: scale(1.05);
      -ms-transform: scale(1.05);
          transform: scale(1.05);
}
.goods .tit {
  margin-top: 30px;
  text-align: center;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
}
.goods .tit a {
  color: #222222;
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
}
.goods .tit a:hover {
  color: #ff0000;
}
.goods .point {
  display: none;
  margin-top: 20px;
}

@media screen and (max-width: 1600px) {
  .box {
    margin-top: 35px;
    height: 500px;
  }
  .box .exhibition {
    width: 360px;
  }
  .title1 {
    margin-top: 40px;
  }
  .content {
    margin-top: 20px;
  }
  .vio {
    margin-top: 40px;
  }
  .goods .sw {
    margin-top: 35px;
  }
  .goods .img {
    height: 200px;
  }
  .goods .tit {
    margin-top: 20px;
  }
}
@media screen and (max-width: 1200px) {
  .box {
    margin-top: 25px;
    height: 360px;
  }
  .title1 {
    margin-top: 30px;
  }
  .content {
    margin-top: 10px;
  }
  .vio {
    margin-top: 30px;
  }
  .goods {
    margin-top: 40px;
  }
  .goods .sw {
    margin-top: 25px;
  }
  .goods .prev {
    left: -40px;
  }
  .goods .next {
    right: -40px;
  }
  .box .flx {
    margin-top: 20px;
  }
}
@media screen and (max-width: 768px) {
    .box{
        height: auto;
        flex-direction: column;
                padding-top: 20px;
    }
  .box .exhibition {
    width: 100%;
    margin-top: 20px;
            position: relative;
        left: 0;
        bottom: 0;
  }
  .box .flx {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
  }
  .box .flx div {
    width: 100%;
    text-align: center;
    margin-bottom: 15px;
  }
  .all {
    padding: 40px 0;
  }
  .sw_clk {
    display: none;
  }
  .goods .point {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: center;
        -ms-flex-pack: center;
            justify-content: center;
  }
  .goods .img {
    height: 160px;
  }
  .vio .play svg {
    width: 40px;
    height: 40px;
  }
}