动画CSS列规则属性
要使用CSS在column-rule属性上实现动画，您可以尝试运行以下代码：
示例
<!DOCTYPE html>
<html>
<head>
<style>
div {
width: 600px;
height: 300px;
background: white;
border: 10px solid red;
animation: myanim 3s infinite;
bottom: 30px;
position: absolute;
column-count: 4;
}
@keyframes myanim {
20% {
bottom: 100px;
box-shadow: 30px 45px 70px orange;
column-rule: 10px inset red;
}
}
</style>
</head>
<body>
<h2>Performing Animation on column rule property</h2>
<div>This is demo text! This is demo text! This is demo text!
This is demo text! This is demo text! This is demo text!
This is demo text! This is demo text! This is demo text!
This is demo text! This is demo text! This is demo text!
This is demo text! This is demo text! This is demo text!
This is demo text! This is demo text! This is demo text!
This is demo text! This is demo text! This is demo text!
This is demo text! This is demo text! This is demo text!
This is demo text!
</div>
</body>
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