#TB_window {
  left: 0 !important;
  margin: 0 auto !important;
  max-width: 600px !important;
  right: 0 !important;
  top: 10% !important;
  width: 95% !important;
}
#TB_window iframe#TB_iframeContent {
  margin: 0 auto;
  max-width: 600px;
  width: 100% !important;
  height: 480px!important;
}
@media only screen and (max-width: 640px){
#TB_window > iframe#TB_iframeContent {
height: 400px !important;
}
}