.swiper-container {
  height: calc(650 * (100vw / 1000))
}
.arrow-left {
  background: url(../h5img/arrows.png) no-repeat left top;
  position: absolute;
  left: 10px;
  top: 50%;
  margin-top: -15px;
  width: 17px;
  height: 30px;
  z-index: 10;
}
.arrow-right {
  background: url(../h5img/arrows.png) no-repeat left bottom;
  position: absolute;
  right: 10px;
  top: 50%;
  margin-top: -15px;
  width: 17px;
  height: 30px;
  z-index: 10;
}
.pagination {
  position: absolute;
  left: 0;
  text-align: center;
  bottom: 5px;
  width: 100%;
}
.swiper-pagination-switch {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 10px;
  background: #999;
  margin: 0 3px;
  cursor: pointer;
}
.swiper-active-switch {
  background: #fff;
}
.swiper-slide {
  position: relative;
  opacity: 0;
  transition: opacity 0.7s ease-in-out;
}
.swiper-slide-active {
  opacity: 1;
}
.swiper-slide .img {
  position: absolute;
}
.inner {
  position: relative;
  display: block;
  width: 100%;
  height: calc(650 * (100vw / 1000));
  margin: 0 auto;
}
.slide1 {
  background-color: #18ceef;
}
.slide2 {
  background-color: #204edc;
}
.slide3 {
  background-color: #3a82ee;
}
.s{top:10%;}
.slide1 .s0 { 
  left: 8%;
  bottom: 54% 
}
.slide1 .s1 {  
  left: 8%;
  bottom: 37% 
}
.slide1 .s2 {
  left: 8%;
  bottom: 20% 
}
.slide1 .s3 {
  left: 8%;
  bottom: 12% 
}
.slide1 .s4 {
  margin-right: 0;
  right:5%;
  bottom: 12% 
}
.slide2 .zh-a-0 {
  top:10%;
  z-index: 9;
}
.slide2 .zh-a-1 {
  right:8%;
  bottom: 45% ;
  z-index: 9;
}
.slide2 .zh-a-2 {
  right:8%;
  bottom: 25% ;
  z-index: 9;
}
.slide2 .zh-a-3 {
  right:8%;
  bottom: 12% ;
  z-index: 9;
}
.slide2 .zh-a-4 {
  left: 0;
  bottom: 0;
}


.slide3 .b-1 {
  left: 6%;
  bottom: 50% ;
}
.slide3 .b-2 {
  left: 6%;
  bottom: 32% ;
  z-index: 11;
}
.slide3 .b-3 {
  left: 6%;
  bottom: 20% ;
  z-index: 11;
}
.slide3 .b-4 {
  right: 5%;
  bottom: 5% ;
  z-index: 9;
}
.slide3 .b-s-1 {
    right: 50px;
    top: 110px;
  }
.slide3 .b-s-2 { 
  right: 220px;
  top: 150px;
}
.slide3 .b-s-3 {
  right: 300px;
  top: 280px;
}
.slide3 .b-s-4 {

  right: 270px;
  top:120px;
  scale: 0.7;
}
.slide3 .b-s-5 {

  right: 10px;
  top: 200px;
}
.slide3 .b-s-6 {
  right: 400px;
  top: 220px;
  scale: 0.8;
}
.slide3 .b-s-6 {
  right: 400px;
  top: 120px;
  scale: 0.8;
}
.slide3 .b-s-7 {
  right: 350px;
  top: 220px;
  scale: 0.8;
}
.loop {
  animation-iteration-count: infinite; 
  animation-timing-function: linear; 
}
.targetBtn {
  margin-top: 20px;
  position: absolute;
  bottom: 60px;
  left: 352px;
  z-index: 999;
}
.targetBtn a {
  height: 50px;
  border-radius: 50px;
  background: rgba(0, 0, 0, 0.5);
  float: left;
  line-height: 50px;
  text-align: center;
  color: #fff;
  text-decoration: none;
}
.targetBtn .a1 {
  width: 110px;
}
.targetBtn .a2 {
  width: 170px;
  margin-left: 15px;
}



.starry-sky {
  position: relative;
  width:100%;
  height:100%;
  overflow: hidden;
}

/* 星星基础样式 */
.star {
  position: absolute;
  background: white;
  border-radius: 80%;
  animation: twinkle infinite;
}

/* 定义闪烁动画 */
@keyframes twinkle {
  0%, 100% {
    opacity: 0.3;
    transform: scale(0.8);
  }
  50% {
    opacity: 1;
    transform: scale(2);
  }
}

/* 不同大小的星星 */
.star.small {
  width: 1px;
  height: 1px;
}

.star.medium {
  width: 3px;
  height: 3px;
}

.star.large {
  width: 5px;
  height: 5px;
}