效果
源码
<!DOCTYPE html>
<html lang="en">
<head><meta charset="UTF-8"><title>Vanilla JS Particles</title><link rel="stylesheet" href="style.css">
</head>
<body><script type="text/javascript">document.addEventListener("mousemove", function(e){let body = document.querySelector('body');let heart = document.createElement("span");let x = e.offsetX;let y = e.offsetY;heart.style.left = x+'px';heart.style.top = y+'px';let size = Math.random() * 8;let transformValue = Math.random() * 360;heart.style.width = 2 + size+'px';heart.style.height =
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