animation-direction - CSS 3

The animation-direction property defines whether an animation should play 
in reverse direction or in alternate cycles.

Syntax

animation-direction: normal|reverse|alternate|alternate-reverse|initial|inherit;

Example

div {    -webkit-animation-direction: alternate; /* Chrome, Safari, 
	Opera */   
  
    animation-direction: alternate;}

Output / Return Value

Limitations

Alternatives / See Also

Reference