.pulseGrow {
	@extend %posAbsolute;
	background:none;
	border-radius: 50%;
	border:3px dotted #000;
	@include animation(pulseGrow 1.5s infinite normal);
	&:hover {
	border:3px solid #000;
	}
	.pulse1 { animation-delay:0.2s; }
	.pulse2 { animation-delay:0.4s; }
	.pulse3 { animation-delay:0.6s; }
	.pulse4 { animation-delay:0.8s; }
}

@include keyframes(pulseGrow){
	0% {
		width:10%;
		height:10%;
		left:40%;
		top:40%;
		opacity:0;
	}
	10% {
		opacity:1;
	}
	100% {
		width:40%;
		height:40%;
		left:25%;
		top:25%;
		opacity:0;
	}
}