.container-grid {
  width: 100%;
  height: 1080px;
  background: url(../images/bg-l-t.png) left top no-repeat,
    url(../images/c-r-b.png) right top 214px no-repeat,
    url(../images/bg.png) no-repeat;
  -o-background-size: 424px 487px, 435px 866px, 100% 100%;
  background-size: 424px 487px, 435px 866px, 100% 100%;
}

.main-grid {
  width: 100%;
  height: 1000px;
}

.main-wrap {
  width: 100%;
  height: 100%;
  position: relative;
}

.content-icon {
  position: absolute;
  left: 79px;
  bottom: 45px;
}

.swiper-wrap {
  margin-top: 145px;
  padding: 0 160px;
  display: -webkit-box;
  display: -webkit-flex;
  display: -moz-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
  -webkit-justify-content: space-between;
  -moz-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
}

.web-swiper {
  width: 1056px;
  height: 674px;
  background: #ffffff;
  -webkit-box-shadow: 0px 6px 24px 1px rgba(191, 234, 253, 0.5);
  box-shadow: 0px 6px 24px 1px rgba(191, 234, 253, 0.5);
  border-radius: 16px;
  position: relative;
  z-index: 9;
}

.img-swiper-wrap {
  width: 1008px;
  height: 556px;
  margin: 0 auto;
  margin-top: 24px;
}

.bd ul li {
  float: left;
}

.bd ul li a {
  display: block;
}

.bd ul li a > img {
  width: 1008px;
  height: 556px;
}

.web-title {
  margin-top: 30px;
  font-family: SourceHanSansCN-Medium;
  font-size: 32px;
  color: #323e4b;
  text-align: center;
}

.video-swiper {
  width: 518px;
}

.dh-swiper-wrap,
.sp-swiper-wrap {
  width: 520px;
  height: 325px;
  background: #ffffff;
  -webkit-box-shadow: 0px 6px 24px 1px rgba(191, 234, 253, 0.5);
  box-shadow: 0px 6px 24px 1px rgba(191, 234, 253, 0.5);
  border-radius: 16px;
}

.sp-swiper-wrap {
  margin-top: 24px;
}

.mp4-swiper-wrap {
  margin: 0 auto;
  margin-top: 24px;
  width: 472px;
  height: 260px;
  position: relative;
  overflow: hidden;
}

.video-title-wrap {
  width: 519px;
  height: 41px;
  background: #00d4ff;
  text-align: center;
  border-radius: 0px 0px 16px 16px;
}

.video-title {
  font-family: SourceHanSansCN-Medium;
  font-size: 24px;
  color: #ffffff;
  line-height: 41px;
}

.mp4-item {
  position: absolute;
  float: left;
}

.mp4-item > video {
  display: block;
  width: 472px;
  height: 260px;
  border-radius: 8px;
  -o-object-fit: fill;
  object-fit: fill;
}

/* 笔记本电脑 */
@media screen and (min-width: 1025px) and (max-width: 1600px) {
  .container-grid {
    width: 100%;
    height: 84.38rem;
    background: url(../images/bg-l-t.png) left top no-repeat,
      url(../images/c-r-b.png) right bottom no-repeat,
      url(../images/bg.png) no-repeat;
    -o-background-size: 33.13rem 38.05rem, 26.33rem 52.42rem, 100% 100%;
    background-size: 33.13rem 38.05rem, 26.33rem 52.42rem, 100% 100%;
  }
  .main-grid {
    width: 100%;
    height: 78.13rem;
  }

  .content-icon {
    left: 1.56rem;
    bottom: 12.34rem;
  }

  .content-icon > img {
    width: 18.67rem;
    height: 11.11rem;
  }

  .swiper-wrap {
    margin-top: 11.95rem;
    padding: 0 1.64rem;
  }

  .web-swiper {
    width: 63.83rem;
    height: 40.78rem;
    background: #ffffff;
    -webkit-box-shadow: 0rem 0.47rem 1.88rem 0.08rem rgba(191, 234, 253, 0.5);
    box-shadow: 0rem 0.47rem 1.88rem 0.08rem rgba(191, 234, 253, 0.5);
    border-radius: 1.25rem;
    position: relative;
    z-index: 9;
  }

  .img-swiper-wrap {
    width: 61.09rem;
    height: 33.59rem;
    margin: 0 auto;
    margin-top: 1.48rem;
  }

  .bd ul li {
    float: left;
  }

  .bd ul li a {
    display: block;
  }

  .bd ul li a > img {
    width: 61.09rem;
    height: 33.59rem;
  }

  .web-title {
    margin-top: 1.8rem;
    font-size: 1.88rem;
  }

  .video-swiper {
    width: 31.48rem;
  }

  .dh-swiper-wrap,
  .sp-swiper-wrap {
    width: 31.48rem;
    height: 19.61rem;
    -webkit-box-shadow: 0rem 0.47rem 1.88rem 0.08rem rgba(191, 234, 253, 0.5);
    box-shadow: 0rem 0.47rem 1.88rem 0.08rem rgba(191, 234, 253, 0.5);
    border-radius: 1.25rem;
  }

  .sp-swiper-wrap {
    margin-top: 1.48rem;
  }

  .mp4-swiper-wrap {
    margin: 0 auto;
    margin-top: 1.48rem;
    width: 28.52rem;
    height: 15.7rem;
    position: relative;
    overflow: hidden;
  }

  .video-title-wrap {
    width: 31.41rem;
    height: 2.42rem;
    border-radius: 0rem 0rem 1.25rem 1.25rem;
  }

  .video-title {
    font-size: 1.41rem;
    line-height: 2.42rem;
  }

  .mp4-item > video {
    width: 28.52rem;
    height: 15.7rem;
    border-radius: 0.63rem;
  }
}

/* 平板样式 */
@media screen and (min-width: 601px) and (max-width: 1024px) {
  .container-grid {
    width: 100%;
    height: 100vh;
    background: url(../images/bg-l-t.png) left top no-repeat,
      url(../images/c-r-b.png) right bottom no-repeat,
      url(../images/pad/bg.png) no-repeat;
    -o-background-size: 55.21rem 63.41rem, 37.37rem 74.35rem, 100% 100%;
    background-size: 55.21rem 63.41rem, 37.37rem 74.35rem, 100% 100%;
  }

  .main-grid {
    width: 100%;
    height: -webkit-calc(100vh - 10.41rem);
    height: -moz-calc(100vh - 10.41rem);
    height: calc(100vh - 10.41rem);
  }

  .content-icon {
    left: 2.34rem;
    bottom: 3.26rem;
  }

  .content-icon > img {
    width: 31.12rem;
    height: 18.52rem;
  }

  .swiper-wrap {
    margin-top: 9.51rem;
    padding: 0 4.56rem;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -webkit-flex-direction: column;
    -moz-box-orient: vertical;
    -moz-box-direction: normal;
    -ms-flex-direction: column;
    flex-direction: column;
  }

  .web-swiper {
    width: 90.63rem;
    height: 57.81rem;
    -webkit-box-shadow: 0rem 0.78rem 3.13rem 0.13rem rgba(191, 234, 253, 0.5);
    box-shadow: 0rem 0.78rem 3.13rem 0.13rem rgba(191, 234, 253, 0.5);
    border-radius: 2.08rem;
    position: relative;
    z-index: 9;
  }

  .img-swiper-wrap {
    width: 86.72rem;
    height: 47.66rem;
    margin: 0 auto;
    margin-top: 2.08rem;
  }

  .bd ul li {
    float: left;
  }

  .bd ul li a {
    display: block;
  }

  .bd ul li a > img {
    width: 86.72rem;
    height: 47.66rem;
  }

  .web-title {
    margin-top: 2.6rem;
    font-size: 3.65rem;
  }

  .video-swiper {
    margin-top: 4.17rem;
    width: 100%;
    display: -webkit-box;
    display: -webkit-flex;
    display: -moz-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: justify;
    -webkit-justify-content: space-between;
    -moz-box-pack: justify;
    -ms-flex-pack: justify;
    justify-content: space-between;
  }

  .dh-swiper-wrap,
  .sp-swiper-wrap {
    width: 44.4rem;
    height: 27.73rem;
    -webkit-box-shadow: 0rem 0.78rem 3.13rem 0.13rem rgba(191, 234, 253, 0.5);
    box-shadow: 0rem 0.78rem 3.13rem 0.13rem rgba(191, 234, 253, 0.5);
    border-radius: 2.08rem;
  }

  .sp-swiper-wrap {
    margin-top: 0;
  }

  .mp4-swiper-wrap {
    margin: 0 auto;
    margin-top: 2.08rem;
    width: 40.23rem;
    height: 22.14rem;
    position: relative;
    overflow: hidden;
  }

  .video-title-wrap {
    width: 44.4rem;
    height: 3.52rem;
    border-radius: 0rem 0rem 2.08rem 2.08rem;
  }

  .video-title {
    font-size: 2.99rem;
    line-height: 3.52rem;
  }

  .mp4-item > video {
    width: 40.23rem;
    height: 22.14rem;
    border-radius: 1.04rem;
  }
}

/* 手机样式 */
@media screen and (max-width: 600px) {
  .container-grid {
    width: 100%;
    height: 100vh;
    background: url(../images/bg-l-t.png) left top no-repeat,
      url(../images/c-r-b.png) right bottom no-repeat,
      url(../images/mobile/bg.png) no-repeat;
    -o-background-size: 66.25rem 76.09rem, 44.84rem 89.22rem, 100% 100%;
    background-size: 66.25rem 76.09rem, 44.84rem 89.22rem, 100% 100%;
  }

  .main-grid {
    width: 100vw;
    height: -webkit-calc(100vh - 12.51rem);
    height: -moz-calc(100vh - 12.51rem);
    height: calc(100vh - 12.51rem);
  }

  .content-icon {
    left: 5.78rem;
    bottom: 31.88rem;
  }

  .content-icon > img {
    width: 37.34rem;
    height: 22.22rem;
  }

  .swiper-wrap {
    margin-top: 11.41rem;
    padding: 0 5.31rem;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -webkit-flex-direction: column;
    -moz-box-orient: vertical;
    -moz-box-direction: normal;
    -ms-flex-direction: column;
    flex-direction: column;
  }

  .web-swiper {
    width: 88.91rem;
    height: 56.72rem;
    -webkit-box-shadow: 0rem 0.94rem 3.75rem 0.16rem rgba(191, 234, 253, 0.5);
    box-shadow: 0rem 0.94rem 3.75rem 0.16rem rgba(191, 234, 253, 0.5);
    border-radius: 2.5rem;
    position: relative;
    z-index: 9;
  }

  .img-swiper-wrap {
    width: 85.16rem;
    height: 46.72rem;
    margin: 0 auto;
    margin-top: 2.03rem;
  }

  .bd ul li {
    float: left;
  }

  .bd ul li a {
    display: block;
  }

  .bd ul li a > img {
    width: 85.16rem;
    height: 46.72rem;
  }

  .web-title {
    margin-top: 2.66rem;
    font-size: 3.44rem;
  }

  .video-swiper {
    margin-top: 5rem;
    width: 100%;
    display: -webkit-box;
    display: -webkit-flex;
    display: -moz-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: justify;
    -webkit-justify-content: space-between;
    -moz-box-pack: justify;
    -ms-flex-pack: justify;
    justify-content: space-between;
  }

  .dh-swiper-wrap,
  .sp-swiper-wrap {
    width: 43.59rem;
    height: 29.06rem;
    -webkit-box-shadow: 0rem 0.94rem 3.75rem 0.16rem rgba(191, 234, 253, 0.5);
    box-shadow: 0rem 0.94rem 3.75rem 0.16rem rgba(191, 234, 253, 0.5);
    border-radius: 2.5rem;
  }

  .sp-swiper-wrap {
    margin-top: 0;
  }

  .mp4-swiper-wrap {
    margin: 0 auto;
    margin-top: 2.03rem;
    width: 39.53rem;
    height: 21.88rem;
    position: relative;
    overflow: hidden;
  }

  .video-title-wrap {
    width: 43.59rem;
    height: 5.16rem;
    border-radius: 0rem 0rem 2.5rem 2.5rem;
  }

  .video-title {
    font-size: 3.75rem;
    line-height: 5.16rem;
  }

  .mp4-item > video {
    width: 39.53rem;
    height: 21.88rem;
    border-radius: 1.25rem;
  }
}

@media screen and (min-width: 1921px) {
  html {
    font-size: 1vw;
  }

  .swiper-wrap {
    margin-top: 7.55rem;
    padding: 0 8.54rem;
  }

  .web-swiper {
    width: 55rem;
    height: 35.1rem;
    -webkit-box-shadow: 0rem 0.31rem 1.25rem 0.05rem rgba(191, 234, 253, 0.5);
    box-shadow: 0rem 0.31rem 1.25rem 0.05rem rgba(191, 234, 253, 0.5);
    border-radius: 0.83rem;
    position: relative;
    z-index: 9;
  }

  .img-swiper-wrap {
    width: 52.5rem;
    height: 28.96rem;
    margin: 0 auto;
    margin-top: 1.25rem;
  }

  .bd ul li a > img {
    width: 52.5rem;
    height: 28.96rem;
  }

  .web-title {
    margin-top: 1.56rem;
    font-size: 1.67rem;
  }

  .dh-swiper-wrap,
  .sp-swiper-wrap {
    width: 27.08rem;
    height: 16.93rem;
    -webkit-box-shadow: 0rem 0.31rem 1.25rem 0.05rem rgba(191, 234, 253, 0.5);
    box-shadow: 0rem 0.31rem 1.25rem 0.05rem rgba(191, 234, 253, 0.5);
    border-radius: 0.83rem;
  }

  .sp-swiper-wrap {
    margin-top: 1.25rem;
  }

  .mp4-swiper-wrap {
    margin: 0 auto;
    margin-top: 1.25rem;
    width: 24.58rem;
    height: 13.54rem;
    position: relative;
    overflow: hidden;
  }

  .video-title-wrap {
    width: 27.03rem;
    height: 2.14rem;
    border-radius: 0rem 0rem 0.83rem 0.83rem;
  }

  .video-title {
    font-size: 1.25rem;
    line-height: 2.14rem;
  }

  .mp4-item > video {
    width: 24.58rem;
    height: 13.54rem;
    border-radius: 0.42rem;
  }
}