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Pure CSS to implement heart-shaped loading animation (source code attached)
Pure CSS to implement heart-shaped loading animation (source code attached)
This article will introduce to you how to implement heart-shaped loading animation using pure CSS. It has certain reference value. Friends in need can refer to it. I hope it will be helpful to everyone.
Without further ado, let’s talk about the code. The code is very simple and you will understand it after some research. If you don’t understand, you can ask me.
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
<style type="text/css">
.heart-loading {
margin-top: 120px;
width: 200px;
height: 200px;
}
ul {
list-style: none;
display: flex;
justify-content: space-between;
width: 150px;
height: 10px;
/* 做心形和条形想法是一样的,但是每条高度是不一样的 */
}
li {
--count: 9;
--rgb: calc(var(--index) / var(--count) * .5turn);
/* 不能把这个延时设置的太慢.太慢就看不出来是心形了,同时调整延时和动画时长即可 */
--time: calc((var(--index) - 1) * 150ms);
border-radius: 5px;
width: 10px;
height: 10px;
background-color: #003BB3;
/* 利用fiter函数可以让颜色渐变会非常漂亮 */
filter: hue-rotate(var(--rgb));
/* 下边这个是动画时长 */
animation-duration: 2.5s;
animation-delay: var(--time);
animation-iteration-count: infinite;
}
.line-1,
.line-9 {
animation-name: line-move-1;
}
.line-2,
.line-8 {
animation-name: line-move-2;
}
.line-3,
.line-7 {
animation-name: line-move-3;
}
.line-4,
.line-6 {
animation-name: line-move-4;
}
.line-5 {
animation-name: line-move-5;
}
/* 对称的动画要相同高度,这样看出心形了 */
@keyframes line-move-1 {
0%,
10%,
90%,
100% {
height: 10px;
}
45%,
55% {
height: 30px;
transform: translate3d(0, -15px, 0);
}
}
@keyframes line-move-2 {
0%,
10%,
90%,
100% {
height: 10px;
}
45%,
55% {
height: 60px;
transform: translate3d(0, -30px, 0);
}
}
@keyframes line-move-3 {
0%,
10%,
90%,
100% {
height: 10px;
}
45%,
55% {
height: 80px;
transform: translate3d(0, -40px, 0);
}
}
@keyframes line-move-4 {
0%,
10%,
90%,
100% {
height: 10px;
}
45%,
55% {
height: 90px;
transform: translate3d(0, -30px, 0);
}
}
@keyframes line-move-5 {
0%,
10%,
90%,
100% {
height: 10px;
}
45%,
55% {
height: 90px;
transform: translate3d(0, -20px, 0);
}
}
</style>
</head>
<body>
<div class="heart-loading">
<ul>
<li class="line-1" style="--index: 1"></li>
<li class="line-2" style="--index: 2"></li>
<li class="line-3" style="--index: 3"></li>
<li class="line-4" style="--index: 4"></li>
<li class="line-5" style="--index: 5"></li>
<li class="line-6" style="--index: 6"></li>
<li class="line-7" style="--index: 7"></li>
<li class="line-8" style="--index: 8"></li>
<li class="line-9" style="--index: 9"></li>
</ul>
</div>
</body>
</html>
For more programming-related knowledge, please visit: Programming Teaching! !
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