<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>动态换图 - demo</title>
  <style>
    html, body, div, canvas { margin: 0; padding: 0; }
    .container {
      width: 375px;
      height: 812px;
      background-color: rgba(0,0,0,255);
    }
  </style>
</head>
<body>
<div class="container" id="J-container"></div>

<script type="module" src="../src/dynamic-image.ts"></script>
</body>
</html>
