/*母版top切换*/
#content_box-1589003419990-0{
  position:relative;
}
#content_box-1589003419990-0 > div:not(:first-child){
  position: absolute;
  z-index: -1;
  top: 0;
  left: 0px;
  width: 100%;
}
#content_box-1589003419990-0 > div:first-child{
  z-index:1;
}
.btnChange.k_active{
  background:#c8191d !important;
}