#J_cross-container {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

#J_cross-video {
  display: none;
}

#J_cross-iframe {
  display: none;
  width: 100%;
  height: 100%;
}

#J_cross-back {
  display: none;
  position: absolute;
  z-index: 100;
  top: 20px;
  left: 2%;
  width: 60px;
  line-height: 60px;
  color: #00e6f3;
  text-align: center;
  background: url(/imgs/back-btn-bg.png) 100%/100%;
  cursor: pointer;
}

#J_sandtable-iframe {
  position: fixed;
  top: 0;
  left: 0;
}