facebook like 按钮CSS特效

html

<div class="placement">
<div class="heart"></div>
</div>

scss:

.heart {
width: 100px;
height: 100px;
background: url("https://cssanimation.rocks/images/posts/steps/heart.png") no-repeat;
background-position: 0 0;
cursor: pointer;
transition: background-position 1s steps(28);
transition-duration: 0s;

&.is-active {
transition-duration: 1s;
background-position: -2800px 0;
}
}

body {
background: #000000;
}

.placement {
position: fixed;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
}

javascript:

$(function() {
$(".heart").on("click", function() {
$(this).toggleClass("is-active");
});
});