.flipoverlay{
    display:none;
    position:absolute;
    top:0;
    left:0;
    width:100%;
    z-index: 9999;
    background-color: rgba(0,0,0,.6);
}
.flip{
    display:none;
    position: fixed;
    left:0;
    top:0;
    width: 100vw;
    height: 100vh;
    z-index: 10000;
}
.flipbtn{
    width: 100vw;
    height: 5vh;
    background-color: white;
}
.flipif{
    width: 100vw;
    height: 95vh;
}
@media (min-width: 576px) {
  .img-h-4r{
    height:370px;
  }
  .img-h-3r{
    height:500px;
  }
}