<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Birthday Card</title>
    <!-- Google Font -->
    <link
      href="https://fonts.googleapis.com/css2?family=Poppins&display=swap"
      rel="stylesheet"
    />
    <!-- Link to external CSS -->
    <link rel="stylesheet" href="styles.css" />
  </head>
  <body>
    <div class="envelope closed" onclick="toggleEnvelope()">
      <div class="flap"></div><div class="flap-border"></div>
      <div class="flaplow"></div><div class="flaplow-border"></div>
      <div class="card" id="card">
        <audio src="music.mp3" crossorigin="anonymous" loop autoplay></audio>
        <p id="cardText">(會修改的地方)</p>
      </div>
      <div class="bottom-message">
        &copy;YeSheng
      </div>
    
      <!-- 點擊打開的文字 -->
      <div class="open-text">點擊打開</div>
    </div>
    
    <!-- Link to external JavaScript -->
    <script src="script.js"></script>
  </body>
  <!--網域?sha256=(哈希值)-->
</html>
