.yf-main-tabs {
  background-image: url('../img/case/tab_bg.png');
  background-position: center top;
  background-repeat: no-repeat;
  padding: 0.8rem 0 0.53rem;
}
.yf-main-tabs .d-flex {
  justify-content: center;
}
.yf-main-tabs .yf-tabs-item {
  flex: none;
  width: 1.4rem;
  height: 1.85rem;
  text-align: center;
  padding-top: 0.38rem;
  position: relative;
  margin: 0 0.2rem;
  border: 1px solid rgba(255, 255, 255, 0);
  transition: cubic-bezier(0.215, 0.61, 0.355, 1) 0.45s;
}
.yf-main-tabs .yf-tabs-item::after {
  content: '\e772';
  display: block;
  position: absolute;
  left: 50%;
  bottom: 0.13rem;
  font-family: "iconfont" !important;
  margin-left: -0.08rem;
  transform: translateY(-100%);
  opacity: 0;
  transition: cubic-bezier(0.215, 0.61, 0.355, 1) 0.45s;
  color: #fff;
}
.yf-main-tabs .yf-tabs-item .icon {
  margin-bottom: 0.08rem;
}
.yf-main-tabs .yf-tabs-item .icon img {
  width: 0.51rem;
}
.yf-main-tabs .yf-tabs-item .font18 {
  color: #fff;
}
.yf-main-tabs .yf-tabs-item > img {
  width: 0.13rem;
  display: none;
}
.yf-main-tabs .yf-tabs-item.active,
.yf-main-tabs .yf-tabs-item:hover {
  border-color: rgba(255, 255, 255, 0.56);
  background-color: rgba(255, 255, 255, 0);
  backdrop-filter: blur(0.04rem);
}
.yf-main-tabs .yf-tabs-item.active::after,
.yf-main-tabs .yf-tabs-item:hover::after {
  transform: translateY(0);
  opacity: 1;
}
.tabs_sub_div {
  position: fixed;
}
.title-en {
  color: #0D0D0D;
  font-size: 0.4rem;
  font-family: Century Gothic, Century Gothic;
  font-weight: bold;
  text-transform: uppercase;
  position: relative;
}
.title-en span {
  color: #3F71D5;
}
.yf-main-bg {
  background: #07367D;
  padding-left: 0.24rem;
}
.yf-main-bg .yf-park1 {
  overflow: hidden;
  position: relative;
  background: #F5F5F5;
  padding: 0.9rem 2.1rem 0.65rem 2.86rem;
}
.yf-main-bg .yf-park1:after {
  content: '';
  display: block;
  width: 100%;
  height: 1.5rem;
  background: #07367D;
  position: absolute;
  left: 0;
  top: 0;
  z-index: 2;
  transition: cubic-bezier(0.215, 0.61, 0.355, 1) 1s;
}
.yf-main-bg .yf-park1:before {
  content: '';
  display: block;
  width: 100%;
  height: 1.5rem;
  background: #fff;
  position: absolute;
  left: 0;
  top: 0;
}
.yf-main-bg .yf-park1.Visual:after {
  transform: translateX(100%);
}
.yf-main-bg .yf-park1 .num {
  font-size: 1.5rem;
  font-family: Century Gothic, Century Gothic;
  position: absolute;
  font-weight: bold;
  right: 4.77rem;
  top: 0.4rem;
  color: #CACACA;
  line-height: 1.5rem;
  z-index: 2;
}
.yf-main-bg .yf-park1 .num::after {
  content: '';
  display: block;
  width: 100%;
  height: 40%;
  background: #F5F5F5;
  position: absolute;
  left: 0;
  bottom: -0.2rem;
}
.yf-main-bg .yf-park1 .yf-park1-left {
  flex: none;
  width: 6.1rem;
  padding-top: 0.68rem;
}
.yf-main-bg .yf-park1 .yf-park1-left .font18 {
  line-height: 0.35rem;
}
.yf-main-bg .yf-park1 .yf-park1-right {
  flex: none;
  width: 6.26rem;
}
.yf-main-bg .yf-park1 .yf-park1-right img {
  width: 100%;
}
.yf-main-bg .yf-park2 {
  background: #1B1B1B;
  position: relative;
  height: 6.47rem;
  padding-top: 1.19rem;
}
.yf-main-bg .yf-park2 > div.container {
  position: relative;
  height: 100%;
  max-width: 14rem;
  margin-left: 2.9rem;
}
.yf-main-bg .yf-park2:before {
  content: '';
  display: block;
  width: 50%;
  height: 100%;
  background: #313131;
  position: absolute;
  left: 0;
  top: 0;
}
.yf-main-bg .yf-park2 .text {
  color: #fff;
  max-width: 3.8rem;
  background: #313131;
  padding: 0.2rem 0;
}
.yf-main-bg .yf-park2 .lh-cd-text h3 {
  line-height: 0.5rem;
  font-size: 0.4rem;
  position: relative;
  font-family: Century Gothic, Century Gothic;
  font-weight: bold;
}
.yf-main-bg .yf-park2 .lh-cd-text h2 {
  position: relative;
  padding: 0.1rem 0 0.29rem;
  margin-bottom: 0.4rem;
}
.yf-main-bg .yf-park2 .lh-cd-text h2::before {
  content: '';
  display: block ;
  width: 0.3rem;
  height: 0.03rem;
  background: #3F71D5;
  position: absolute;
  left: 0;
  bottom: 0;
}
.yf-main-bg .yf-park2 .text p {
  line-height: 0.3rem;
  color: #fff;
  font-size: 0.16rem;
}
.yf-main-bg .yf-park2 .yf-park2-banner {
  width: 55%;
  height: 4.45rem;
  position: absolute;
  right: 0;
  top: 1.05rem;
  overflow: hidden;
}
.yf-main-bg .yf-park2 .yf-park2-banner .bd li {
  width: 7.43rem;
  margin-right: 0.45rem;
}
.yf-main-bg .yf-park2 .yf-park2-banner .img {
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
  width: 100%;
  height: 100%;
  position: relative;
  opacity: 0.5;
  transition: cubic-bezier(0.215, 0.61, 0.355, 1) 0.45s;
}
.yf-main-bg .yf-park2 .yf-park2-banner .bd li.swiper-slide-active .img,
.yf-main-bg .yf-park2 .yf-park2-banner .bd li.swiper-slide-duplicate-active .img {
  opacity: 1;
}
.yf-main-bg .yf-park2 .yf-park2-btn {
  position: absolute;
  left: 0;
  bottom: 0;
  z-index: 3;
}
.yf-main-bg .yf-park2 .public-btn a {
  display: block;
  width: 0.7rem;
  height: 0.7rem;
  background: #065EE3;
  color: #fff;
  text-align: center;
  line-height: 0.7rem;
  font-weight: bold;
  float: left;
}
.yf-main-bg .yf-park2 .public-btn a:first-child {
  background: #fff;
  color: #000;
}
.yf-main-bg .yf-park2 .public-btn a:hover {
  border-radius: 0 0.3rem 0.3rem 0.3rem;
}
.yf-main-bg .yf-park2 .public-btn a:first-child:hover {
  border-radius: 0.3rem 0 0.3rem 0.3rem;
}
.yf-main-bg .yf-park3 {
  background: #fff;
}
.yf-main-bg .yf-park3 .yf-park3-bg {
  height: 5.3rem;
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
  background-attachment: fixed;
}
.yf-main-bg .yf-park3 .yf-park3-content {
  max-width: 14rem;
  margin-left: 2.9rem;
  padding-top: 0.68rem;
  padding-bottom: 0.72rem;
  overflow: hidden;
  position: relative;
}
.yf-main-bg .yf-park3 .yf-park3-content::after {
  content: '';
  display: block;
  width: 100%;
  height: 1px;
  background: #CFCFCF;
  position: absolute;
  left: 0;
  bottom: 0.72rem;
}
.yf-main-bg .yf-park3 .yf-park3-content .swiper-box {
  overflow: hidden;
  padding-bottom: 0.6rem;
}
.yf-main-bg .yf-park3 .yf-park3-content .swiper-slide {
  width: 4.52rem;
  margin-right: 0.22rem;
}
.yf-main-bg .yf-park3 .yf-park3-content .swiper-slide:last-child {
  margin-right: 0;
}
.yf-main-bg .yf-park3 .yf-park3-content .swiper-slide div {
  overflow: hidden;
  height: 3.13rem;
}
.yf-main-bg .yf-park3 .yf-park3-content .swiper-slide div img {
  width: 4.52rem;
  height: 3.13rem;
  object-fit: cover;
  transition: cubic-bezier(0.215, 0.61, 0.355, 1) 0.45s;
}
.yf-main-bg .yf-park3 .yf-park3-content .swiper-slide div img:hover {
  transform: scale(1.1);
}
.yf-main-bg .yf-park3 .yf-park3-content .font40 {
  padding-bottom: 0.25rem;
  position: relative;
  margin-bottom: 0.3rem;
}
.yf-main-bg .yf-park3 .yf-park3-content .font40::after {
  content: '';
  display: block;
  width: 0.3rem;
  height: 0.03rem;
  background: #3F71D5;
  position: absolute;
  left: 0;
  bottom: 0;
}
@media screen and (max-width: 1024px) {
  .yf-main-tabs {
    padding: 0.5rem 0 0.3rem;
    background-image: url('../img/case/tab_bg_m.png');
    background-position: center center;
    background-repeat: no-repeat;
    background-size: cover;
  }
  .yf-main-tabs .d-flex {
    flex-wrap: wrap;
  }
  .yf-main-tabs .d-flex .yf-tabs-item {
    width: 2.15rem;
    height: 2.85rem;
    margin-bottom: 0.3rem;
    padding-top: 0.58rem;
    margin-left: 0;
    margin-right: 0.22rem;
  }
  .yf-main-tabs .d-flex .yf-tabs-item:nth-child(3n) {
    margin-right: 0;
  }
  .yf-main-tabs .d-flex .yf-tabs-item .icon {
    margin-bottom: 0.17rem;
  }
  .yf-main-tabs .d-flex .yf-tabs-item .icon img {
    width: 0.78rem;
  }
  .yf-main-tabs .d-flex .yf-tabs-item .font18 {
    font-size: 0.3rem;
  }
  .title-en {
    font-size: 0.46rem;
  }
  .yf-main-bg .yf-park1 {
    padding: 0.8rem 0.3rem 0.7rem;
  }
  .yf-main-bg .yf-park1 .num {
    right: -0.1rem;
  }
  .yf-main-bg .yf-park1 .font26 {
    font-size: 0.4rem;
  }
  .yf-main-bg .yf-park1 .d-flex {
    flex-direction: column;
  }
  .yf-main-bg .yf-park1 .d-flex .yf-park1-left {
    padding-top: 0.1rem;
    width: 100%;
    margin-bottom: 0.36rem;
  }
  .yf-main-bg .yf-park1 .d-flex .yf-park1-left .font24 {
    font-size: 0.34rem;
  }
  .yf-main-bg .yf-park1 .d-flex .yf-park1-left .font18 {
    font-size: 0.28rem;
    line-height: 0.5rem;
  }
  .yf-main-bg .yf-park1 .d-flex .yf-park1-right {
    width: 100%;
  }
  .yf-main-bg .yf-park2 {
    height: auto;
    padding-bottom: 0.6rem;
    padding-top: 0.4rem;
  }
  .yf-main-bg .yf-park2::before {
    width: 100%;
  }
  .yf-main-bg .yf-park2 > div.container {
    margin-left: 0;
    max-width: 100%;
    padding-left: 0.3rem;
  }
  .yf-main-bg .yf-park2 > div.container .yf-park2-btn {
    display: none;
  }
  .yf-main-bg .yf-park2 .left {
    float: none;
    max-width: 100%;
    padding-right: 0.3rem;
    padding-bottom: 0.68rem;
  }
  .yf-main-bg .yf-park2 .left .lh-cd-text .font26 {
    font-size: 0.42rem;
  }
  .yf-main-bg .yf-park2 .left .lh-cd-text h3 {
    font-size: 0.5rem;
    line-height: 0.6rem;
  }
  .yf-main-bg .yf-park2 .left .lh-cd-text h3::before {
    width: 0.54rem;
  }
  .yf-main-bg .yf-park2 .text p {
    font-size: 0.28rem;
    line-height: 0.5rem;
  }
  .yf-main-bg .yf-park2 .yf-park2-banner {
    position: static;
    width: 6.7rem;
    margin-left: 0.3rem;
  }
  .yf-main-bg .yf-park3 .yf-park3-content {
    margin-left: 0;
    max-width: 6.7rem;
    margin-left: 0.3rem;
    padding-top: 0.42rem;
    padding-bottom: 1rem;
  }
  .yf-main-bg .yf-park3 .yf-park3-content .swiper-box {
    max-height: 16.68rem;
    height: auto;
  }
  .yf-main-bg .yf-park3 .yf-park3-content .swiper-box .swiper-wrapper {
    flex-direction: column;
  }
  .yf-main-bg .yf-park3 .yf-park3-content > .font26 {
    font-size: 0.42rem;
  }
  .yf-main-bg .yf-park3 .yf-park3-content .font40 {
    margin-bottom: 0.6rem;
  }
  .yf-main-bg .yf-park3 .yf-park3-content .font40::after {
    width: 0.54rem;
  }
  .yf-main-bg .yf-park3 .yf-park3-content .swiper-slide {
    width: 100%;
    margin-right: 0;
    margin-bottom: 0.36rem;
  }
  .yf-main-bg .yf-park3 .yf-park3-content .swiper-slide div {
    height: 4.64rem;
  }
  .yf-main-bg .yf-park3 .yf-park3-content .swiper-slide div img {
    width: 100%;
    height: 4.64rem;
  }
  .yf-main-bg .yf-park3 .yf-park3-content .swiper-slide .font20 {
    font-size: 0.3rem;
  }
}