.iproductvideo-popup {
  position: relative;
  background: #FFF;
  padding: 0;
  margin: 20px auto;
  font-size: 0;
  text-align: center;
  background: #000;
  width: 100%;
  max-width: 720px;
}

.iproductvideo-popup .mfp-close {
  color: white;
  top: -40px;
}

.iproductvideo-popup .iproductvideo-wrap {
  position: relative; 
  padding-bottom: 56.25%; 
  height: 0; 
  overflow: hidden; 
  max-width: 100%; 
  height: auto;
}

.iproductvideo-popup .iproductvideo-video {
  position: absolute; 
  top: 0; 
  left: 0; 
  width: 100%; 
  height: 100%;
}

#swipebox-overlay-prev, #swipebox-overlay-next {
  width: 25% !important;
}