@include zoom-animation('top', scaleY(0), scaleY(1), center top);
@include zoom-animation('left', scale(.45, .45), scale(1, 1), top left);
@include zoom-animation('right', scale(.45, .45), scale(1, 1), top right);
@include zoom-animation('bottom', scaleY(0), scaleY(1),  center bottom);