.blink {
    animation: 0.5s linear infinite condemned_blink_effect;
	transition:all 0.5s ease;
}
.blink:hover {
	animation : none;
}

@keyframes condemned_blink_effect {
    0% {
        opacity:0;
    }
    50% {
        opacity:0.5;
    }
    100% {
        opacity:1;
    }
}