.live-inner{
  padding:0;
  background-image:none;
  margin-top: 0;
}
.live-box{
  display:block;
}
.live-inner iframe{
  width:100%;
  height:calc( 1280px * 9 / 16 );
  display: block;
  margin-left: auto;
  margin-right: auto;
}
.live-inner .video-box{
  width:100%;
  position:relative;
  height:calc( 1280px * 9 / 16 );
}
.live-inner .video-box-bac{
  width:100%;
  display:block;
  position:relative;
  z-index:10;
}
.live-inner .video-box-bac img{
  width:100%;
}
.live-inner .video-icon{
  width:100%;
  display:block;
  position:absolute;
  width:96px;
  z-index:99;
  bottom:16px;
  left:54px;
}
.live-inner .video-icon img{
  width:100%;
}
@media (max-width:1400px){
  .live-inner iframe,.live-inner .video-box{
    height: calc( 91vw * 9 / 16 );
  }
}
@media (max-width:767px){
  .live-inner iframe,.live-inner .video-box{
    height: calc( ( 100vw - 1.87vw - 1.87vw ) * 9 / 16 );
  }
}