html,
body {
  height: 100%;
}
.wrap {
  height: 100%;
  overflow: hidden;
  background: url(../ossweb-img/bg-common.jpg) repeat-y center / 100% auto;
}
.main,
.main-swiper {
  height: 100%;
}
.tab-list {
  position: absolute;
  left: 0;
  top: 1.15rem;
  z-index: 5;
  width: 100%;
  display: flex;
  justify-content: space-between;
  padding: 0 0.25rem;
}
.tab-list .list-item.on a {
  color: #caa178;
}
.tab-list a {
  display: block;
  height: 100%;
  color: #8f8f8f;
  font-size: 0.25rem;
  font-weight: bold;
  font-style: italic;
}
.part {
  height: 100%;
  padding-top: 1.8rem;
}
.part .part-content {
  width: 100%;
  max-height: 100%;
  overflow-y: auto;
  box-sizing: border-box;
  padding-bottom: 30px;
}
.part.part0 {
  position: relative;
  padding-top: 0;
  background: #000000 url(../ossweb-img/bg-about.jpg) no-repeat center / 100% auto;
}
.part.part0 .part-title {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%,-50%);
  width: 3.92rem;
  height: 0.57rem;
  background: url(../ossweb-img/title-aboutUS.png) no-repeat center / cover;
}
.part.part0 .btn-player {
  position: absolute;
  left: 50%;
  margin-left: -0.48rem;
  top: 7rem;
  width: 0.95rem;
  height: 0.95rem;
  background: url(../ossweb-img/index-icon-play.png) no-repeat center / cover;
  animation: pulse 1s infinite both;
}
.part.part0 .icon-bottom {
  position: absolute;
  bottom: 0.2rem;
  left: 0;
  right: 0;
  margin: 0 auto;
  background: url(../ossweb-img/index-icon-bottom-white.png) no-repeat center / cover;
  width: 0.28rem;
  height: 0.46rem;
  animation: fadeOutDown 1500ms infinite both;
}
.part.part1 .part-content {
  padding: 0 0.25rem;
}
.part.part1 img {
  max-width: 100%;
}
.part.part2 .list {
  padding: 0 0.25rem;
}
.part.part2 .list-item {
  background: #fff;
  margin-top: 0.4rem;
  /* display: flex;
  justify-content: center; */
  text-align: center;
}
.part.part2 .list-item:first-child {
  margin-top: 0;
}
.part.part2 .list-item img {
  /* width: 7.26rem; */
  max-width: 100%;
  height: auto;
}
.part.part2 .list-item .item-content {
  width: 3.8rem;
  margin-left: 0.25rem;
}
.part.part2 .list-item .item-title {
  color: #4f4f4f;
  font-size: 0.28rem;
}
.part.part2 .list-item .item-subtitle {
  color: #9e9e9e;
  font-size: 0.18rem;
}
.part.part2 .list-item .item-desc {
  color: #4f4f4f;
  font-size: 0.18rem;
}
.part.part3 .part-content {
  text-align: center;
}
.part.part3 .part-content img {
  width: 6.55rem;
}
.part.part3 .part-content .part-title {
  color: #caa178;
  font-size: 0.32rem;
  font-weight: bold;
  margin-top: 0.4rem;
}
.part.part3 .part-content .part-desc {
  color: #caa178;
  font-size: 0.24rem;
}
.part.part3 .part-content .list-item {
  margin-top: 0.5rem;
  text-align: center;
}
.part.part3 .part-content .list-item:first-child {
  margin-top: 0;
}
.part.part3 .part-content .list-item img {
  width: 7.01rem;
  vertical-align: top;
}
.part.part4 {
  padding-top: 2rem;
}
.part.part4 .content {
  padding: 0 0.25rem;
}
.part.part4 .content .item-text {
  color: #2a2a2a;
  font-size: 0.24rem;
  font-weight: bold;
  border-bottom: 1px solid #969696;
  padding: 0.05rem 0;
  display: flex;
  justify-content: space-between;
  line-height: 1.6;
}
.part.part4 .content-title {
  width: 1.48rem;
  height: 0.27rem;
  margin-bottom: 0.3rem;
}
.part.part4 .content1 .content-title {
  background: url(../ossweb-img/title-contact-cooperation.png) no-repeat center / 100% auto;
}
.part.part4 .content2 .content-title {
  margin-top: 0.5rem;
  background: url(../ossweb-img/title-contact-way.png) no-repeat center / 100% auto;
}
.part.part4 .content2 .item-right {
  font-weight: normal;
}
.part.part4 .img-about-text {
  display: block;
  width: 6.97rem;
  margin: .6rem auto 1rem;
}
.part.part4 .footer {
  margin-top: 0.75rem;
}
#afooter {
  margin-top: 0.6rem;
}
@keyframes pulse {
  from {
    transform: scale3d(1, 1, 1);
  }
  50% {
    transform: scale3d(1.05, 1.05, 1.05);
  }
  to {
    transform: scale3d(1, 1, 1);
  }
}
@keyframes fadeOutDown {
  from {
    opacity: 1;
  }
  to {
    opacity: 0;
    transform: translate3d(0, 100%, 0);
  }
}
.fadeOutDown {
  animation: fadeOutDown 1000ms infinite both;
}
.dialog {
  display: none;
}
.dialog .close {
  position: absolute;
  top: -0.5rem;
  right: 0.3rem;
  display: block;
  width: 0.5rem;
  height: 0.4rem;
  z-index: 9;
}
.dialog .close:before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  display: block;
  width: 0.5rem;
  height: 0.04rem;
  border-radius: 0.02rem;
  background: #676767;
  transform: translateY(0.18rem) rotate(-45deg);
}
.dialog .close:after {
  content: '';
  position: absolute;
  top: 0.36rem;
  left: 0;
  display: block;
  width: 0.5rem;
  height: 0.04rem;
  border-radius: 0.02rem;
  background: #ffffff;
  transform: translateY(-0.18rem) rotate(45deg);
}
.dialog-video {
  width: 7.5rem;
  height: 4.22rem;
}
.dialog-video .video-con {
  width: 7.5rem;
  height: 4.22rem;
}