ion: fixed; opacity: 0; pointer-events: none; width: 1px; height: 1px; left: -1000px; }
    </style>
  </head>
  <body>
    <div class="topbar" role="toolbar">
      <div class="title">Typing Rain</div>
      <button id="startBtn" class="btn btn-accent" aria-label="Start or restart">Start</button>
      <button id="pauseBtn" class="btn btn-ghost" aria-label="Pause or resume">Pause</button>
      <div class="statbar">
        <div class="chip"><small>Score</small><span id="score">0</span></div>
        <div 