.index-flash .btn, .index-flash .btn .dots {
  display: flex;
  display: -webkit-flex;
  display: -ms-flex;
}

.index-flash .btn{
 align-items: center;
  -webkit-align-items: center; }

.index-flash .btn{
  justify-content: center;
  -webkit-justify-content: center; }


* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -moz-box-sizing: border-box;
  -webkit-box-sizing: border-box; }

html {
  font-size: 100px; }



.index-flash {
  width: 100%;
  overflow: hidden;
  position: relative; }
  .index-flash li {
    position: relative;
    height: 100vh;
    overflow: hidden; }
    .index-flash li video {
      position: absolute;
      left: 50%;
      top: 50%;
      min-height: 100%;
      min-width: 100%;
      transform: translate(-50%, -50%); }
    .index-flash li .video-btn {
      background: url("../image/btn108.png") center no-repeat;
      background-size: 100%;
      width: 1.08rem;
      height: 1.08rem;
      position: absolute;
      z-index: 1;
      left: 50%;
      right: auto;
      top: 50%;
      bottom: auto;
      margin-left: -.54rem;
      margin-top: -.54rem;
      cursor: pointer;
      opacity: 0; }
    .index-flash li .img a {
      position: relative;
      display: block;
      height: 100vh;
      overflow: hidden; }
      .index-flash li .img a:before {
        content: "";
        display: block;
        position: absolute;
        z-index: 5;
        left: 0;
        bottom: 0;
        right: 0;
        top: 0;
        background: url("../image/bg20.png") center bottom repeat-x;
        background-size: auto 5.19rem; }
      .index-flash li .img a img {
        position: absolute;
        left: 50%;
        top: 50%;
        min-height: 100%;
        min-width: 100%;
        max-width: 1000%;
        transform: translate(-50%, -50%); }
    .index-flash li .name a {
      display: block;
      color: #fff;
      text-align: center;
      font-weight: bold;
      position: absolute;
      z-index: 5;
      left: 0;
      right: 0;
      top: auto;
      bottom: 1.3rem;
      font-size: .24rem;
      padding: 0 .3rem;
      height: 1.3em;
      line-height: 1.3em; }
  .index-flash .btn {
    position: absolute;
    z-index: 1;
    left: 0;
    right: 0;
    top: auto;
    bottom: 1.1rem; }
    .index-flash .btn .dots span {
      -moz-border-radius: 50%;
      -webkit-border-radius: 50%;
      border-radius: 50%;
      margin: 0 8px;
      width: 10px;
      height: 10px;
      background: rgba(255, 255, 255, 0.78);
      opacity: 1; }
    .index-flash .btn .dots span.swiper-pagination-bullet-active {
      background: #dcc55a; }
    .index-flash .btn a {
      font-size: 12px;
      color: #fff;
      height: 14px;
      line-height: 14px;
      border-left: rgba(255, 255, 255, 0.65) solid 1px;
      margin-left: 12px;
      padding-left: 17px; }
      .index-flash .btn a:hover {
        color: #dcc55a; }
  .index-flash .arrow a {
    display: block;
    width: .53rem;
    height: .53rem;
    background: center no-repeat;
    background-size: 100%;
    position: absolute;
    z-index: 1;
    left: auto;
    right: auto;
    top: 50%;
    bottom: auto;
    margin-top: -.26rem;
    opacity: 0; }
    .index-flash .arrow a.prev {
      left: .28rem;
      background-image: url("../image/prev53_2.png"); }
    .index-flash .arrow a.next {
      right: .28rem;
      background-image: url("../image/next53_2.png"); }
  .index-flash:hover .arrow a {
    opacity: .5; }
    .index-flash:hover .arrow a:hover {
      opacity: 1; }