/* https://noze.space/archives/415 */

.sa { opacity: 0; transition: all .5s ease; }
 
.sa.show {
  opacity: 1;
  transform: none;
}
 
.sa--lr {
  transform: translate(-100px, 0);
}
 
.sa--rl {
  transform: translate(100px, 0);
}
 
.sa--up { transform: translate(0, 60px); }
 
.sa--down {
  transform: translate(0, -100px);
}
 
.sa--scaleUp {
  transform: scale(.5);
}
 
.sa--scaleDown {
  transform: scale(1.5);
}
 
.sa--rotateL {
  transform: rotate(180deg);
}
 
.sa--rotateR {
  transform: rotate(-180deg);
}