.img{
  
  position: fixed;
  left:0;
  top:0;
  width:100%;
  height:100%;
  display: none;
}

.current{
  display: block;
}

.child {
}

.img1{
  background: url(../img/villaarmida1.jpg) no-repeat center center fixed; 
  -webkit-background-size: cover;
  -moz-background-size: cover;
  -o-background-size: cover;
  background-size: cover;
}

.img2{
  background: url(../img/villaarmida2.jpg) no-repeat center center fixed; 
  -webkit-background-size: cover;
  -moz-background-size: cover;
  -o-background-size: cover;
  background-size: cover;
}

.img3{
  background: url(../img/villaarmida3.jpg) no-repeat center center fixed; 
  -webkit-background-size: cover;
  -moz-background-size: cover;
  -o-background-size: cover;
  background-size: cover;
}