@-webkit-keyframes float {
  0% {
    -webkit-transform: translate(0, 0);
            transform: translate(0, 0);
  }
  25% {
    -webkit-transform: translate(-20px, 0px);
            transform: translate(-20px, 0px);
  }
  50% {
    -webkit-transform: translate(-20px, -20px);
            transform: translate(-20px, -20px);
  }
  75% {
    -webkit-transform: translate(0px, -20px);
            transform: translate(0px, -20px);
  }
  100% {
    -webkit-transform: translate(0, 0);
            transform: translate(0, 0);
  }
}
@-moz-keyframes float {
  0% {
    -moz-transform: translate(0, 0);
         transform: translate(0, 0);
  }
  25% {
    -moz-transform: translate(-20px, 0px);
         transform: translate(-20px, 0px);
  }
  50% {
    -moz-transform: translate(-20px, -20px);
         transform: translate(-20px, -20px);
  }
  75% {
    -moz-transform: translate(0px, -20px);
         transform: translate(0px, -20px);
  }
  100% {
    -moz-transform: translate(0, 0);
         transform: translate(0, 0);
  }
}
@-o-keyframes float {
  0% {
    -o-transform: translate(0, 0);
       transform: translate(0, 0);
  }
  25% {
    -o-transform: translate(-20px, 0px);
       transform: translate(-20px, 0px);
  }
  50% {
    -o-transform: translate(-20px, -20px);
       transform: translate(-20px, -20px);
  }
  75% {
    -o-transform: translate(0px, -20px);
       transform: translate(0px, -20px);
  }
  100% {
    -o-transform: translate(0, 0);
       transform: translate(0, 0);
  }
}
@keyframes float {
  0% {
    -webkit-transform: translate(0, 0);
       -moz-transform: translate(0, 0);
         -o-transform: translate(0, 0);
            transform: translate(0, 0);
  }
  25% {
    -webkit-transform: translate(-20px, 0px);
       -moz-transform: translate(-20px, 0px);
         -o-transform: translate(-20px, 0px);
            transform: translate(-20px, 0px);
  }
  50% {
    -webkit-transform: translate(-20px, -20px);
       -moz-transform: translate(-20px, -20px);
         -o-transform: translate(-20px, -20px);
            transform: translate(-20px, -20px);
  }
  75% {
    -webkit-transform: translate(0px, -20px);
       -moz-transform: translate(0px, -20px);
         -o-transform: translate(0px, -20px);
            transform: translate(0px, -20px);
  }
  100% {
    -webkit-transform: translate(0, 0);
       -moz-transform: translate(0, 0);
         -o-transform: translate(0, 0);
            transform: translate(0, 0);
  }
}
.case .tit{
    margin-top: 10px;
    text-align: center;
}
.case .img {
  position: relative;
  height: 0;
  padding-bottom: 56%;
  overflow: hidden;
  display: block;
  -webkit-transition: 0.5s;
  -o-transition: 0.5s;
  -moz-transition: 0.5s;
  transition: 0.5s;
  border-radius: 10px;
}
.case .img img {
  position: absolute;
  height: 100%;
  width: 100%;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  margin: auto;
  -webkit-transition: all 0.5s;
  -o-transition: all 0.5s;
  -moz-transition: all 0.5s;
  transition: all 0.5s;
  -o-object-fit: cover;
     object-fit: cover;
}
.case .img:hover img {
  -webkit-transform: scale(1.05);
     -moz-transform: scale(1.05);
      -ms-transform: scale(1.05);
       -o-transform: scale(1.05);
          transform: scale(1.05);
}
.case_title{
    text-align: center;
    margin-top: 6%;
}
.case{
    margin-top: 3%;
}
.btn{
    width: 100%;
    padding: 0 40px;
    display: flex;
    justify-content: space-between;
    position: absolute;
    z-index: 2;
    top:45%;
    left: 0;
}
.btn div{ 
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    
    background: #fff;
    border-radius: 50%;
        opacity: 0.2;
        transition: all 0.5s;
}
.btn div:not(.swiper-button-disabled):hover{
     opacity: 1;
     cursor: pointer;
}
.title {
  line-height: 1;
  text-align: center;
}

.all {
  padding: 90px 0 135px;
  position: relative;
  overflow: hidden;
}
.all .bg1 {
  position: absolute;
  right: -64%;
  top: -50%;
  width: 100%;
  padding-bottom: 100%;
  border-radius: 50%;
  background: -webkit-radial-gradient(center, ellipse, #00acac 0%, transparent 50%);
  background: -moz-radial-gradient(center, ellipse, #00acac 0%, transparent 50%);
  background: -o-radial-gradient(center, ellipse, #00acac 0%, transparent 50%);
  background: radial-gradient(ellipse at center, #00acac 0%, transparent 50%);
  -webkit-animation: float 6s ease-in-out infinite;
     -moz-animation: float 6s ease-in-out infinite;
       -o-animation: float 6s ease-in-out infinite;
          animation: float 6s ease-in-out infinite;
}
.all .bg2 {
  position: absolute;
  left: -66%;
  top: 10%;
  width: 100%;
  padding-bottom: 100%;
  border-radius: 50%;
  background: -webkit-radial-gradient(circle, #00a1e4 0%, transparent 50%);
  background: -moz-radial-gradient(circle, #00a1e4 0%, transparent 50%);
  background: -o-radial-gradient(circle, #00a1e4 0%, transparent 50%);
  background: radial-gradient(circle, #00a1e4 0%, transparent 50%);
  -webkit-animation: float 6s ease-in-out infinite;
     -moz-animation: float 6s ease-in-out infinite;
       -o-animation: float 6s ease-in-out infinite;
          animation: float 6s ease-in-out infinite;
}
.all .bg3 {
  position: absolute;
  right: -64%;
  bottom: -60%;
  width: 100%;
  padding-bottom: 100%;
  border-radius: 50%;
  background: -webkit-radial-gradient(center, ellipse, #00acac 0%, transparent 50%);
  background: -moz-radial-gradient(center, ellipse, #00acac 0%, transparent 50%);
  background: -o-radial-gradient(center, ellipse, #00acac 0%, transparent 50%);
  background: radial-gradient(ellipse at center, #00acac 0%, transparent 50%);
  -webkit-animation: float 6s ease-in-out infinite;
     -moz-animation: float 6s ease-in-out infinite;
       -o-animation: float 6s ease-in-out infinite;
          animation: float 6s ease-in-out infinite;
}

.design {
  z-index: 2;
  position: relative;
  overflow: hidden;
}
.design .tit {
  margin-top: 40px;
  line-height: 1;
}
.design .des {
  line-height: 2;
  text-align: center;
  margin-top: 62px;
  margin-left: auto;
  margin-right: auto;
  width: 76%;
}
.design .img {
  position: relative;
  height: 0;
  padding-bottom: 56%;
  overflow: hidden;
  display: block;
  border-radius: 10px;
  background: #000;
}
.design .img::after {
  content: "";
  display: block;
  position: absolute;
  width: 100%;
  height: 100%;
  left: 0;
  bottom: 0;
  background: rgba(255, 255, 255, 0.7);
  -webkit-transition: all 0.5s;
  -o-transition: all 0.5s;
  -moz-transition: all 0.5s;
  transition: all 0.5s;
}
.design .img1 {
  position: absolute;
  height: 100%;
  width: 100%;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  margin: auto;
  -webkit-transition: all 0.5s;
  -o-transition: all 0.5s;
  -moz-transition: all 0.5s;
  transition: all 0.5s;
  -o-object-fit: cover;
     object-fit: cover;
}
.design .swiper-slide-active .img1 {
  opacity: 0.6;
}
.design .swiper-slide-active .img::after {
  opacity: 0;
}
.design .swiper-slide-active .tit {
  opacity: 1;
}
.design .tit {
  opacity: 0;
}
.design .point {
  display: none;
}

.video {
  margin-top: 60px;
}
.video .vio {
  margin-top: 66px;
  margin-left: auto;
  margin-right: auto;
  width: 83%;
  border-radius: 14px;
  overflow: hidden;
  position: relative;
}
.video .vio_bg {
  position: absolute;
  z-index: 2;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
}
.video .vio_bg img {
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
     object-fit: cover;
}
.video .vio_bg::after {
  content: "";
  position: absolute;
  z-index: 2;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
}
.video .play {
  cursor: pointer;
  width: 75px;
  height: 75px;
  border-radius: 50%;
  position: absolute;
  z-index: 3;
  top: 50%;
  left: 50%;
  -webkit-transform: translate(-50%, -50%);
     -moz-transform: translate(-50%, -50%);
      -ms-transform: translate(-50%, -50%);
       -o-transform: translate(-50%, -50%);
          transform: translate(-50%, -50%);
  display: -webkit-flex;
  display: -moz-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-align-items: center;
     -moz-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-justify-content: center;
     -moz-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  background-image: -webkit-linear-gradient(left, #01adaa, #00a0e7);
  background-image: -moz-linear-gradient(left, #01adaa, #00a0e7);
  background-image: -o-linear-gradient(left, #01adaa, #00a0e7);
  background-image: linear-gradient(to right, #01adaa, #00a0e7);
}
.video video {
  width: 100%;
  display: block;
}

@media screen and (max-width: 1600px) {
  .all {
    padding: 4.6875% 0 7%;
  }
  .design .des {
    margin-top: 4.3%;
  }
  .design .swiper {
    margin-top: 7.39%;
    width: 52%;
  }
  .design .tit {
    margin-top: 30px;
  }
  .video {
    margin-top: 35px;
  }
  .video .vio {
    margin-top: 4.58%;
  }
  .btn div{
      height: 40px;
      width: 40px;
  }
}
@media screen and (max-width: 1200px) {
  .design .des {
    width: 100%;
  }
}
@media screen and (max-width: 768px) {
  .all {
    padding: 40px 0;
  }
  .design .des {
    margin-top: 10px;
  }
  .design .tit {
    margin-top: 20px;
  }
  .video {
    margin-top: 20px;
  }
  .design .swiper {
    margin-top: 20px;
  }
  .video .vio {
    margin-top: 20px;
    width: 100%;
  }
  .video .play {
    width: 50px;
    height: 50px;
  }
  .btn{
      top: 30%;
      padding: 0 20px;
  }
    .case_title{
    margin-top: 40px;
}
.case{
    margin-top: 25px;
}
}