.container{
  position: relative;
  height: 100%;
}
.isMobile{
  display: block;
}
.isPc{
  display: none;
}
.fixed-left-container{
  display: none;
}
.swiper {
  width: 100%;
  height: 100%;
}
.swiper-slide {
  width: 100%;
  height: 100%;
  text-align: center;
  font-size: 14px;
  /* background: #fff; */
  /* Center slide text vertically */
  display: -webkit-box;
  display: -ms-flexbox;
  display: -webkit-flex;
  display: flex;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  -webkit-justify-content: center;
  justify-content: center;
  -webkit-box-align: center;
  -ms-flex-align: center;
  -webkit-align-items: center;
  align-items: center;
}

.swiper-slide img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.bg{
  background-position: center center;
  overflow: auto;
}
.bg1{
  background: #fff no-repeat;
  background-size: cover;
  position: relative;
  overflow: hidden;
}
.bg1 .bg-video{
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  pointer-events: none;
  opacity: 0;
  transition: opacity .25s ease;
  /* ↓↓↓ 手机版视频显示位置，自己改这一行 ↓↓↓
     第一个值 = 水平：0%最左，50%居中，100%最右
     第二个值 = 垂直：0%最上，50%居中，100%最下
     也可以用像素，例如： center 80px */
  object-position: 50% 20%;
  z-index: 0;
}
/* 手机版首页中间横版 banner 轮播（藤蔓木框 + 内嵌） */
.hero-frame{
  position: absolute;
  left: 50%;
  top: 52%;
  transform: translate(-50%, -50%);
  width: 92%;
  aspect-ratio: 705 / 428;
  background: url("../picture/swiper-frame.png") no-repeat center / 100% 100%;
  z-index: 2;
  opacity: .85;          /* 整体透明度，越小越透，可调 */
  filter: drop-shadow(0 6px 18px rgba(0,0,0,.4));
}
.hero-frame .hero-swiper{
  position: absolute;
  left: 13.76%;
  top: 8.88%;
  width: 81.70%;
  height: 85.75%;
  overflow: hidden;
}
.hero-frame .swiper-container{ width: 100%; height: 100%; }
.hero-frame .swiper-slide{ background: #172619; }
.hero-frame .swiper-slide img{ width: 100%; height: 100%; object-fit: cover; display: block; }
.hero-frame .heroSwiper-pagination{ bottom: 6%; text-align: right; padding-right: 4%; }
.hero-frame .heroSwiper-pagination .swiper-pagination-bullet{
  width: 7px; height: 7px; background: #f5c986; opacity: .6; margin: 0 4px !important;
}
.hero-frame .heroSwiper-pagination .swiper-pagination-bullet-active{
  opacity: 1; background: #ffe08a;
}
.bg2{
  background: url("../images/bg.jpg")no-repeat;
  background-size: 100% 100%;
}
.bg3{
  background: url("../images/bg.jpg")no-repeat;
  background-size: 100% 100%;
}
.bg4{
  background: url("../images/bg.jpg")no-repeat;
  background-size: 100% 100%;
}

.ages{
  position: absolute;
  left: 10px;
  top: 75px;
  width: 50px;
  z-index: 2;
}

.down-arrow{
  width: 20px;
  height: 26px;
  background: url("../images/down_arrow.png") no-repeat;
  background-size: 100% 100%;
  display: inline-block;
  position: absolute;
  bottom: 2.5%;
  left: 50%;
  margin-left: -10px;
  animation: arrow 1s ease-in infinite alternate;
}
@keyframes arrow {
  0% {
    bottom: 2.5%;
  }
  50% {
    bottom: 5%;
  }
  100% {
    bottom: 2.5%;
  }
}

.bg2 .w950{
  margin-bottom: auto;
  margin-top: 85px;
}
.bg2 .m-title{
  width: 65%;
  display: block;
  margin: 0 auto;
}

.bg2 .news-banner{
  width: 90%;
  display: block;
  margin: 15px auto;
}

.bg2 .m-news-container{
  width: 90%;
  display: block;
  margin: 15px auto;
  background: rgba(0,0,0,0.5);
  color: #fff;
  border-radius: 5px;
  position: relative;
}


.bg2 .m-news-container .m-news-btn{
  display: flex;
  border-bottom: 1px solid #fff;
}
.bg2 .m-news-container .m-news-btn span{
  padding: 15px 0;
  margin: 0 12px;
  width: 45px;
  font-size: 14px;
}
.bg2 .m-news-container .more{
  width: 20px;
  height: 20px;
  background: url("../images/more.png")no-repeat;
  background-size: 100% 100%;
  position: absolute;
  right: 15px;
  top: 15px;
}
.bg2 .m-news-container .m-news-btn span.active{
  color: #ffd400;
  border-bottom: 3px solid #ffd400;
}
.bg2 .m-news-container .m-news-list li{
  display: none;
}
.bg2 .m-news-container .m-news-list li:first-of-type{
  display: block;
}
.bg2 .m-news-container .m-news-list li a{
  color: #fff;
  display: flex;
  padding: 10px 0;
  align-items: center;
}
.bg2 .m-news-container .m-news-list li a>span:first-of-type{
  margin: 0 10px;
}
.bg2 .m-news-container .m-news-list li a>span:nth-of-type(2){
  width: 180px;
  text-overflow:ellipsis;
	overflow: hidden;
  word-break:break-all;
  white-space: nowrap;
  text-align: left;
}
.bg2 .m-news-container .m-news-list li a>span:last-of-type{
  margin-left: auto;
  margin-right: 10px;
}

@media (min-width: 400px) {
  .bg2 .m-news-container .m-news-list li a>span:nth-of-type(2){
    width: 210px;
  }
}

.bg3 .m-title{
  width: 65%;
  display: block;
  margin: 10px auto 0;
}
.bg3 .m-his-container{
  width: 90%;
  margin: 15px auto 0;
}
.bg3 .m-his-container a:first-of-type{
  margin-bottom: 10px;
}


.bg4{
  display: block;
}
.bg4 .title{
  width: 65%;
  display: block;
  margin: 80px auto 20px;
}
.bg4 .five-swiper{
  width: 70%;
  margin: 0 auto;
}



.bg4 .five-swiper .swiper-button-prev{
  width: 27px;
  height: 43px;
  display: inline-block;
  background: url("../images/left.png");
  background-size: 100% 100%;
}
.bg4 .five-swiper .swiper-button-next{
  width: 27px;
  height: 43px;
  display: inline-block;
  background: url("../images/right.png");
  background-size: 100% 100%;
}
.bg4 .five-swiper .swiper-button-prev:after,.bg4 .five-swiper .swiper-button-next:after{
  content: none;
}
.bg4 .five-swiper .swiper-pagination{
  left: 50%;
  transform:translate( -50%, 100%);
}
.bg4 .five-swiper .my-bullet{
  width: 10px;
  height: 10px;
  display: inline-block;
  background: #fff;
  border-radius: 5px;
  border: 1px solid #503009;
  margin: 0 5px;
  cursor: pointer;
}
.bg4 .five-swiper .my-bullet-active{
  width: 30px;
  background: #ffdd7c;
}
.bg4 .swiper-button-next,.bg4 .swiper-button-prev{
  top: 52%;
}