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Twitter Heart
<div class="heart"></div>
.heart {
width: 100px;
height: 100px;
position: absolute;
left: 50%;
top: 50%;
transform: translate(-50%, -50%);
background: url(https://cssanimation.rocks/assets/images/posts/steps/heart.png) no-repeat;
background-position: 0 0;
cursor: pointer;
animation: fave-heart 1s steps(28);
}
.heart:hover {
background-position: -2800px 0;
transition: background 1s steps(28);
}
@keyframes fave-heart {
0% {
background-position: 0 0;
}
100% {
background-position: -2800px 0;
}
}
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