.blink {
    animation-duration: 2s;
    animation-iteration-count: infinite;
    animation-name: blink;
	animation-timing-function: ease-in-out;
}

@keyframes blink {
    0% {
        opacity: 1;
    }
    75% {
        opacity: 1;
    }
    76% {
        opacity: 0;
    }
    100% {
        opacity: 0;
    }
}