Headache

by Lachlan Arthur

HTML

<div>Flipping Gradient</div>

CSS

div {
    position: absolute;
    top: 0;
    left: 0;
    width: 10px;
    height: 10px;
    -webkit-animation: blink 50ms step-end 0s infinite;
}
@-webkit-keyframes blink {
	from {
		background-color: white;
	}
    50% {
        background-color: black;
    }
}