target ::after in animations code example

Example: css fade in and stay

.fadePopInAndStay {
	display: block;
	opacity: 0;
	visibility: visible;
	animation-name: doAnimStay;
	animation-duration: 2s;
	animation-fill-mode: forwards;/* Makes it stay after animation */
}
@-webkit-keyframes doAnimStay{
  0%   {opacity:0;}
  100% {opacity:1;}
}