.intro_mid,
.intro_mid .intro,
.intro_mid .swiper-slide {
  width: 100%;
  height: 100% !important;
}

.intro_mid .intro {
  padding-top: 12%;
  padding-left: 8%;
  background: url(../images/bg2.jpg) no-repeat 100%;
}
.intro_mid .intro .intro_title {
  font-size: 54px;
  font-family: Source Han Sans CN;
  font-weight: bold;
  color: #fefefe;
}
.intro .intro_content .intro_content_text {
  padding-left: 1%;
  font-size: 16px;
  font-family: Source Han Sans CN;
  font-weight: bold;
  color: #fefefe;
  line-height: 40px;
}
.intro .intro_content .intro_content_text p{
  color: #fff;
  font-size: 16px;
  text-indent: 2em;
  margin-bottom: 10px;
}
.intro .play_box {
  margin-top: 40px;
}
.intro .play_icon_out1 {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 129px;
  height: 129px;
  border-radius: 50%;
  cursor: pointer;
}
.intro .play_icon_out1 .play_icon_out2 {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 113px;
  height: 113px;
  border: 1px solid rgba(0, 240, 255, 0.3);
  border-radius: 50%;
}
.intro .play_icon_out1 .play_icon_out2 .play_icon_out3 {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 96px;
  height: 96px;
  border: 1px solid rgba(0, 240, 255, 0.6);
  border-radius: 50%;
}
.intro .play_icon_out1 .play_icon_out2 .play_icon_out3 .play_icon_mid {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 83px;
  height: 83px;
  background: rgba(0, 240, 255, 0.98);
  border-radius: 50%;
}
.intro .play_icon_out1 .play_icon_mid {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 83px;
  height: 83px;
  background: rgba(0, 240, 255, 0.98);
  border-radius: 50%;
  z-index: 99;
}
.intro_mid .culture {
  width: 100%;
  height: 100%;
  padding-top: 10%;
  padding-left: 10%;
  padding-right: 5%;
  display: flex;
  background: url(../images/bg3.jpg) no-repeat 100%;
}
.culture_tit{
  font-weight: bold;
  font-size: 26px;
}
.intro_mid .culture .culture_content_box {
  width: 100%;
  height: 100%;
  font-size: 18px;
  color: #ffffff;
  display: flex;
}
.intro_mid .culture .culture_content_box .culture_content_box_left {
  width: 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.intro_mid .culture .culture_content_box .culture_content_box_left .square_out {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 16px;
  height: 16px;
  background: rgba(255, 255, 255, 0.3);
  border-radius: 50%;
}
.intro_mid .culture .culture_content_box .culture_content_box_left .square_mid {
  width: 8px;
  height: 8px;
  background: rgba(255, 255, 255, 0.8);
  border-radius: 50%;
}
.intro_mid .culture .culture_content_box .culture_content_box_left .line_shi {
  height: 317px;
  border: 1px solid #ffffff;
}
.intro_mid .culture .culture_content_box .culture_content_box_left .line_xu {
  height: 317px;
  border: 1px solid rgba(255, 255, 255, 0.4);
}
.intro_mid .culture .culture_content_box .culture_content_box_left .two {
  height: 333px;
}
.intro_mid .culture .culture_content_box .culture_content_box_left .three {
  height: 456px;
}
.intro_mid .culture .culture_content_box .culture_content_box_left .four {
  height: 380px;
}
.intro_mid .culture .culture_content_box .culture_content_box_left .five {
  height: 323px;
}
.intro_mid .culture .culture_content_box:nth-child(1) {
  margin: 0 2%;
  margin-top: 9.2%;
}
.intro_mid .culture .culture_content_box:nth-child(2) {
  margin: 0 2%;
  margin-top: 8%;
}
.intro_mid .culture .culture_content_box:nth-child(3) {
  margin-top: 0.7%;
  margin-left: 3%;
}
.intro_mid .culture .culture_content_box:nth-child(4) {
  margin-top: 7%;
  margin-left: 5%;
}
.intro_mid .culture .culture_content_box:nth-child(5) {
  margin-top: 10%;
  margin-left: 4%;
}
.intro_mid .rongyu {
  width: 100%;
  height: 100%;
  padding-left: 8%;
  padding-right: 8%;
  background: url(../images/bg4.jpg) no-repeat 100%;
}
.intro_mid .rongyu .swiper-container-img {
  width: 68%;
  height: 100%;
  color: #ffffff;
  margin: 0 auto;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  padding-top: 15%;
  padding-bottom: 5%;
}
.intro_mid .rongyu .swiper-container-img .swiper-slide {
  background-position: center;
  background-size: cover;
  width: 287px !important;
  box-shadow: 0 15px 50px rgba(0, 0, 0, 0.2);
  border-radius: 10px;
  height: 62% !important;
  transform: translate3d(30px, 0px, -450px) rotateX(0deg) rotateY(0) !important;
}
.intro_mid .rongyu .swiper-container-img .swiper-slide-prev {
  transform: translate3d(0px, 0px, -200px) rotateX(0deg) rotateY(0) !important;
}
.intro_mid .rongyu .swiper-container-img .swiper-slide-next {
  transform: translate3d(0px, 0px, -200px) rotateX(0deg) rotateY(0) !important;
}
.intro_mid .rongyu .swiper-container-img .swiper-slide-active {
  transform: translate3d(0px, 0px, 80.801px) rotateX(0deg) rotateY(0) !important;
}

.intro_mid .rongyu .swiper-container-img .testimonialBox {
  position: relative;
  width: 100%;
  height: 100%;
  padding: 40px;
  padding-top: 90px;
}
.testimonialBox .quote {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}
.square_out .w {
  position: absolute;
  background: rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  box-sizing: border-box;
  animation: animate 1s linear infinite;
}
.play_icon_out1 .icon_w {
  position: absolute;
  border-radius: 50%;
  box-sizing: border-box;
  background: rgba(0, 240, 255, 0.1);
  border: 1px solid rgba(0, 240, 255, 0.1);
}
.active_icon_w {
  animation: animate_icon 1s linear infinite;
}
.active_w {
  animation: animate 1s linear infinite;
  /* animation-delay: calc(0.5s * 4); */
}
@keyframes animate {
  0% {
    width: 0;
    height: 0;
    opacity: 1;
  }
  50% {
    opacity: 1;
  }
  100% {
    width: 60px;
    height: 60px;
    opacity: 0;
  }
}
@keyframes animate_icon {
  0% {
    width: 83px;
    height: 83px;
    opacity: 0;
  }
  50% {
    opacity: 1;
  }
  100% {
    width: 129px;
    height: 129px;
    opacity: 0;
  }
}
.swiper-pagination {
  top: 10%;
  width: 100%;
  height: 5%;
  justify-content: center;
  background: rgba(0, 0, 0, 0.2);
  font-size: 18px;
  font-family: Source Han Sans CN;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.6);
  padding: 10px 0;
}
.swiper-pagination p {
  cursor: pointer;
}
.swiper-pagination p:nth-child(2),
.swiper-pagination p:nth-child(1) {
  border-right: 1px solid #ffffff;
}
.swiper-pagination .active_page {
  font-size: 18px;
  font-family: Source Han Sans CN;
  font-weight: bold;
  color: #fefefe;
}
@media screen and (max-width: 750px) {
  .about_mid {
    padding-top: 25%;
  }
  .swiper-pagination {
    height: 12%;
  }
  .intro_mid .intro,
  .intro_mid .culture,
  .intro_mid .rongyu {
    padding: 0 4%;
    padding-top: 50%;
    background-size: cover;
  }
  .intro .play_box {
    margin-top: 0;
  }
  .intro .intro_content .intro_content_text {
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 8;
    overflow: hidden;
  }
  .intro .play_icon_out1 .play_icon_mid {
    width: 63px;
    height: 63px;
  }
  .intro_mid .culture {
    flex-direction: column;
  }
  .intro_mid .culture .culture_content_box .culture_content_box_left .line_shi,
  .intro_mid .culture .culture_content_box .culture_content_box_left .line_xu {
    height: 100px;
  }
  .intro_mid .culture .culture_content_box {
    width: 100%;
    height: 100%;
    font-size: 14px;
    color: #ffffff;
    display: flex;
    margin: 0 !important;
    margin-right: 12px !important;
  }
  .culture_content_box_right p {
    padding: 0 !important;
  }
  .intro_mid .rongyu .swiper-container-img {
    height: 60%;
    padding-left: 4%;
  }
}