.index-banner {
  background-size: cover;
}
.index-banner .container {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
  -ms-flex-pack: center;
  justify-content: center;
  position: relative;
  width: 100%;
  height: 100vh;
  overflow: hidden;
}
.index-banner .container .bg-video,
.index-banner .container .bg-img {
  position: absolute;
  inset: 0;
  z-index: -2;
}
.index-banner .container .bg-video video, .index-banner .container .bg-video img,
.index-banner .container .bg-img video,
.index-banner .container .bg-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.index-banner .container .bg-video {
  z-index: -1;
}
.index-banner .container .content-box {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -webkit-flex-direction: column;
  -ms-flex-direction: column;
  flex-direction: column;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
  -ms-flex-pack: center;
  justify-content: center;
  -webkit-box-align: center;
  -webkit-align-items: center;
  -ms-flex-align: center;
  align-items: center;
  color: white;
  opacity: 1;
  visibility: visible;
  -webkit-transition: 0.5s;
  transition: 0.5s;
}
.index-banner .container .content-box.hide {
  opacity: 0;
  visibility: hidden;
}
.index-banner .container .content-box .title {
  font-size: 1.03rem;
  line-height: 1.21rem;
}
.index-banner .container .content-box .sub-title {
  max-width: 7.15rem;
  text-align: center;
  font-size: 0.36rem;
  line-height: 0.42rem;
  margin-top: 0.15rem;
}


.accordion {
    display: flex;
    width: 100%;
    height: 800px;
    position: relative;
}

.accordion-item {
    flex: 1;
    height: 100%;
    position: relative;
    transition: 0.7s;
    /*margin: 0 1px;*/
}

.accordion-header {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 10px;
    background-color: rgba(0, 0, 0, 0.7);
    color: white;
    text-align: center;
    /*transform: rotate(-90deg);*/
    transform-origin: left top;
    white-space: nowrap;
}

.accordion-content {
    padding: 100px 0 0 100px;
    color: #fff;
}

.accordion-content .title{
  font-size: 50px
}

.accordion-content .content{
  font-size: 24px
}

.accordion-content a{ 
  display:block;
  background: #00447d;
  width: 220px;
  height: 40px;
  line-height: 40px;
  color: #fff;
  padding: 0 10px;
  font-size: 18px;
  margin-top: 10px;
}

.icon{display: none}
.icon {
    position: absolute;
    top: 30%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 18px;
    text-align: center;
    color: #fff;
}
.icon img {
    max-width: 100%;
    max-height: 100%;
}

.index-nav-footer{
  position: absolute;
  z-index: 9;
  bottom: 0px;
  display: none;
}

.phone-show{display: none;}

@media screen and (max-width: 800px) {
    #index-nav{position: relative;}
    .accordion {
        display: block;
        width: 100%;
        height: 800px;
        position: relative;
    }
    .accordion-item {
      height: 100%;
      width: 100%;
      position: absolute;
      opacity: 0;
      transition: 0.7s;
      z-index:-1;
    }

    .accordion-item.active {
        
        opacity: 1;
        z-index: 0;

    }
    .index-nav-footer{
        bottom: 30px;
    }
    .phone-show{
      display: block;
    }
    .index-nav-footer ul li .img {
      width: 80px;
      height: 80px;
      border-radius: 50%;
      padding: 15px;
      background-color: rgba(0, 0, 0, 0.4);
      -webkit-backdrop-filter: blur(10px);
      backdrop-filter: blur(10px);
    }
    
    
}
.index-nav-footer{width: 100%}
.index-nav-footer ul {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
}
.index-nav-footer ul li {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -webkit-align-items: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
  -ms-flex-pack: center;
  justify-content: center;
  -webkit-box-flex: 1;
  -webkit-flex: 1;
  -ms-flex: 1;
  flex: 1;
}

.index-nav-footer ul li.active .img {
  opacity: 1;
}
.index-nav-footer ul li .img {
  color: white;
  opacity: 0.3;
  -webkit-transition: 0.3s;
  transition: 0.3s;
}