index.html

<!DOCTYPE html>
<html>
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>在线石头剪刀布</title>
  <link href="style.css" rel="stylesheet" type="text/css" />
</head>
<body>
  <div id="result">
    <div id="players">
      <div id="player-icon" class="player"></div>
      <div id="computer-icon" class="player"></div>
    </div>
    <div id="choices"></div>
    <div id="outcome"></div>
  </div>  
  <div >
    <button id="scissors" onclick="playTurn('scissors')">✌️</button>
    <button id="rock" onclick="playTurn('rock')">✊</button>
    <button id="paper" onclick="playTurn('paper')">🖐️</button>
  </div>
  
  <script src="script.js"></script>
</body>
</html>