.mfp-close {
  top: -60px !important;
  transition: 0.5s;
}

.mfp-close img{
  height: 100%;
  z-index: -1;
  position: relative;
  transition: 0.5s;
  filter: none;
}

.mfp-close img:hover{
  filter : brightness(1.5);
}

.mfp-iframe-scaler iframe {
  box-shadow: none !important;
}