fullscreen-img.css

/*********************************************
 * Fullscreen images
 *********************************************/

.fullscreen {
  background-size: cover; 
  -moz-background-size: cover;
}

.fullscreen .state-background {
  width: 100%;
  height: 100%;
}

.fullscreen .reveal .slides {
  margin: 0px;
  width: 100%;
  height: 100%;
  max-width: 100%;
  left: 0px;
  right: 0px;
  top:0px;
  bottom: 0px;
}

.fullscreen .reveal .slides > section {
  position: absolute;
  width: 100%;
  height: 100%;
  min-height: 100%;
  text-align: left;
  left: 0px;
  right: 0px;
  top: 0px;
  bottom: 0px;
  margin:0px;
  padding:20px;
  padding-top: 40px;
}

.fullscreen .reveal .slides > section > section {
  position: absolute;
  width: 100%;
  height: 100%;
  left: 0px;
  right: 0px;
  top: 0px;
  bottom: 0px;
  min-height: 100%;
  margin: 0px;
  text-align: left;
  padding:20px;
  padding-top: 40px;
}