Пульсирующая иконка css

/*Pulse arrow*/
.arrow:before {
  content:url("https://aztek.insure/wp-content/uploads/2022/07/down-arrow.png");
}
.arrow {
  bottom: 10px;
  position: absolute;
  left: 46.5%;
  animation-name:arrow;
  animation-duration:0.5s;
  animation-timing-function:linear;
  animation-delay:0.5s;
  animation-iteration-count:infinite;
  animation-direction:normal;
  animation-play-state:running;
  -webkit-animation-name:arrow;
  -webkit-animation-duration:1s;
  -webkit-animation-timing-function:linear;
  -webkit-animation-delay:0.5s;
  -webkit-animation-iteration-count:infinite;
  -webkit-animation-direction:normal;
  -webkit-animation-play-state:running;
}
@keyframes arrow
	{
	0%   {bottom:0;}
	75% {bottom:20px;}
	100% {bottom:0;}
	}
@-webkit-keyframes arrow
	{
	0%   {bottom:0;}
  75% {bottom:20px;}
	100% {bottom:0;}
  }
/*End pulse arrow*/