Add a transition on an object either up
%move-up {
opacity: 1;
-webkit-transform: translate(0,0);
-moz-transform: translate(0,0);
-ms-transform: translate(0,0);
-o-transform: translate(0,0);
transform: translate(0,0);
}
%pre-move {
opacity: 0;
-webkit-transform: translate(0, 50px);
-moz-transform: translate(0, 50px);
-ms-transform: translate(0, 50px);
-o-transform: translate(0, 50px);
transform: translate(0, 50px);
-webkit-transition: all 0.5s ease-in-out;
-moz-transition: all 0.5s ease-in-out;
-ms-transition: all 0.5s ease-in-out;
-o-transition: all 0.5s ease-in-out;
transition: all 0.5s ease-in-out;
}