<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>sprite - ThreeJS demo</title>
  <style>
    html, body, div, canvas { margin: 0; padding: 0; }
    body { display: grid; grid-template-columns: repeat(auto-fill, minmax(520px, auto)); }
    .container {
      width: 512px;
      height: 512px;
      background-color: rgba(0,0,0,255);
    }
  </style>
</head>
<body>
<div>
  <p>ThreeJS 插件渲染结果</p>
  <div