.tit-zh {
  font-size: 20px;
  font-weight: 300;
  color: #333;
  line-height: 28px;
  letter-spacing: 8px;
  margin-top: 14px;
  margin-bottom: 24px;
}
.tit-en {
  font-size: 32px;
  font-weight: bold;
  color: #333;
  line-height: 32px;
  letter-spacing: 6px;
  margin: 0;
}
.star-products {
  margin: 68px auto 0;
}
.star-products .products-item {
  display: flex;
  justify-content: space-between;
}
.star-products .products-item .item-list {
  width: 284px;
  height: 362px;
}
.star-products .products-item .item-list .item-list-pic {
  position: relative;
  height: 100%;
}
.star-products .products-item .item-list .item-list-pic > img {
  width: 100%;
  height: 100%;
}
.star-products .products-item .item-list .item-list-pic .mask-list {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  display: none;
  justify-content: center;
  align-items: center;
  background: rgba(0, 0, 0, 0.5);
}
.star-products .products-item .item-list .item-list-pic .mask-list .know-more {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 150px;
  height: 50px;
  margin: 56px auto;
  color: #fff;
  font-size: 14px;
  border: 1px solid #ffffff;
  opacity: 0.7;
}
.star-products .products-item .item-list .item-list-pic:hover .mask-list {
  display: flex;
}
.star-products .products-item .item-list .item-list-tit {
  margin-top: 15px;
  font-size: 20px;
  font-weight: 500;
  color: #333333;
  line-height: 1;
  letter-spacing: 1px;
}
.star-products .products-item .item-list .item-list-desc {
  width: 233px;
  max-height: 40px;
  line-height: 20px;
  margin-top: 12px;
  font-size: 14px;
  color: #999999;
}
.star-products .products-item .item-list .item-list-desc-excessive {
  position: relative;
  overflow: hidden;
}
.star-products .products-item .item-list .item-list-desc-excessive::after {
  content: ". . .";
  position: absolute;
  bottom: 0;
  right: 10px;
  padding-left: 20px;
  background: linear-gradient(to right, rgba(255, 255, 255, 0), #ffffff 55%);
}
.case-success {
  margin-top: 100px;
}
.case-success .case-title {
  width: 1200px;
  margin: 0 auto;
}
.case-success .swiper-container {
  width: 100%;
}
.case-success .swiper-container .swiper-slide {
  display: flex;
  justify-content: center;
  width: 1200px;
}
.case-success .swiper-container .swiper-slide .slide-left {
  position: relative;
  width: 894px;
  height: 504px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.case-success .swiper-container .swiper-slide .slide-left:hover .pic-mask {
  display: block;
}
.case-success .swiper-container .swiper-slide .slide-left:hover .pic-mask-main {
  display: block;
}
.case-success .swiper-container .swiper-slide .slide-left .left-pic {
  width: 100%;
  height: auto;
}
.case-success .swiper-container .swiper-slide .slide-left .pic-mask {
  position: absolute;
  top: 0;
  right: 0;
  display: none;
  width: 300px;
  height: 100%;
  background: #000000;
  opacity: 0.6;
}
.case-success .swiper-container .swiper-slide .slide-left .pic-mask-main {
  position: absolute;
  top: 0;
  right: 0;
  display: none;
  width: 300px;
  height: 100%;
  z-index: 1;
  padding: 90px 54px 75px;
  box-sizing: border-box;
}
.case-success .swiper-container .swiper-slide .slide-left .pic-mask-main .mask-tit-zh {
  font-size: 22px;
  font-weight: 400;
  color: #ffffff;
  line-height: 30px;
  letter-spacing: 2px;
}
.case-success .swiper-container .swiper-slide .slide-left .pic-mask-main .mask-tit-en {
  margin-top: 12px;
  font-size: 22px;
  font-weight: 500;
  color: #ffffff;
  line-height: 1;
  letter-spacing: 2px;
}
.case-success .swiper-container .swiper-slide .slide-left .pic-mask-main .mask-desc {
  margin-top: 30px;
  font-size: 14px;
  font-weight: 400;
  color: #ffffff;
  line-height: 32px;
  letter-spacing: 2px;
}
.case-success .swiper-container .swiper-slide .slide-left .pic-mask-main .know-more {
  position: absolute;
  bottom: 40px;
  left: 80px;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 150px;
  height: 50px;
  margin: 0;
  color: #fff;
  font-size: 14px;
  border: 1px solid #ffffff;
}
.case-success .swiper-container .swiper-slide .slide-right {
  display: flex;
  flex-direction: column;
  margin-left: 25px;
}
.case-success .swiper-container .swiper-slide .slide-right .slide-right-list {
  position: relative;
  width: 280px;
  height: 160px;
}
.case-success .swiper-container .swiper-slide .slide-right .slide-right-list:not(:last-of-type) {
  margin-bottom: 12px;
}
.case-success .swiper-container .swiper-slide .slide-right .slide-right-list a {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 280px;
  height: 160px;
}
.case-success .swiper-container .swiper-slide .slide-right .slide-right-list a img {
  display: block;
  width: 100%;
  height: 100%;
}
.case-success .swiper-container .swiper-slide .slide-right .slide-right-list .list-desc-mask {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 100%;
  height: 51px;
  background: #000000;
  opacity: 0.5;
}
.case-success .swiper-container .swiper-slide .slide-right .slide-right-list .list-desc-text {
  position: absolute;
  right: 0;
  bottom: 0;
  display: flex;
  align-items: center;
  width: 280px;
  height: 51px;
  margin: 0;
  font-size: 22px;
  font-weight: 400;
  color: #ffffff;
  line-height: 30px;
}
.case-success .swiper-container .swiper-slide .slide-right .slide-right-list .list-desc-text::before {
  content: " ";
  width: 6px;
  height: 6px;
  margin: 0 14px;
  background: #ffffff;
}
.case-success .swiper-container .swiper-button-next {
  right: 186px;
}
.case-success .swiper-container .swiper-button-prev {
  left: 186px;
}
.case-success .swiper-container .swiper-button-next,
.case-success .swiper-container .swiper-button-prev {
  width: 45px;
  height: 45px;
  margin: 0;
  padding: 0;
  background-size: 100% auto;
}
.case-success .swiper-container .swiper-button-prev,
.case-success .swiper-container .swiper-container-rtl .swiper-button-next {
  background-image: url(../image/swiper_button_prev.png);
}
.case-success .swiper-container .swiper-button-next,
.case-success .swiper-container .swiper-container-rtl .swiper-button-prev {
  background-image: url(../image/swiper_button_next.png);
}
.partner-box {
  margin: 100px auto;
}
.partner-box .partner-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.partner-box .partner-item .item-list {
  position: relative;
}
.partner-box .partner-item .item-list .list-main {
  position: absolute;
  top: 70px;
  left: 44px;
}
.partner-box .partner-item .item-list .list-main .list-main-tit,
.partner-box .partner-item .item-list .list-main .list-main-en {
  color: #ffffff;
}
.contact-us {
  margin: 0 auto;
}
.contact-us .contact-us-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.contact-us .contact-us-item .item-list {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.contact-us .contact-us-item .item-list .list-pic {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  width: 100px;
  height: 100px;
  border: 1px solid #e5e5e5;
  border-radius: 50%;
}
.contact-us .contact-us-item .item-list .list-pic > img {
  width: 60%;
}
.contact-us .contact-us-item .item-list .list-tit {
  margin-top: 27px;
  font-size: 14px;
  font-weight: 400;
  color: #666666;
  line-height: 1;
}
.contact-us .contact-us-item .mb-47 {
  margin-bottom: 47px;
}
.contact-us .contact-us-link {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 162px;
  height: 50px;
  margin: 60px auto;
  font-size: 14px;
  border: 1px solid #d2d2d2;
}
@media screen and (max-width: 1367px) {
  .case-success .swiper-container .swiper-button-next {
    right: 10px;
  }
  .case-success .swiper-container .swiper-button-prev {
    left: 10px;
  }
}