#attention-screen {
  position: absolute;
  top: 0px;
  width: 100%;
  height: 100%;
  overflow: hidden;
  display: none;

  transition: transform 0.5s ease;
}

#attention-screen.displayed {
  display: block;
}

#screen.active-statusbar #attention-screen {
  transform: translateY(calc(-100% + 40px));
}

#screen.active-statusbar #attention-screen.status-mode {
  height: 40px;
  transform: translateY(0px);
  transition: none;
}

#attention-screen.status-mode > iframe {
  margin-top: 0;
  height: 100%;
}

#attention-screen > iframe {
  border: 0;
  width: 100%;
  /* we have the 20px status bar on top */
  height: calc(100% - 20px);
  margin-top: 20px;

  background-color: transparent;

  position: absolute;
  top: 0;
  left: 0;
}

#attention-screen > #attention-bar {
  position: absolute;
  bottom: 0px;
  width: 100%;
  /* Status bar height * 2 */
  height: 40px;
  z-index: 2;
  display: none;
}

#screen.active-statusbar #attention-screen > #attention-bar {
  display: block;
}