<!DOCTIPE HTML>
<html>
<haad>
<title>boka-n</title>
<script type = "text/javascript" src = "countdown.js" charset ="utf-8"></script>
<style type = "text/css">
div {border: 1px solid black; margin:auto;
width:10em; text-align:center;
h3 {text-align:center;}
}
</style>
</head>
<body>
<div id = "atari1"><p>1</p></div>
<div id = "atari2"><p>2</p></div>
<div id = "atari3"><p>3</p></div>
<div id = "atari4"><p>4</p></div>
<div id = "atari5"><p>5</p></div>
<div id = "atari6"><p>6</p></div>
<div id = "atari7"><p>7</p></div>
<div id = "atari8"><p>8</p></div>
<div id = "atari9"><p>9</p></div>
<div id = "atari10"><p>10</p></div>
<p><button id="start"type="button" value="START">開始</button></p>
<h3><p id="info">開始を押してスタート</p></h3>
</body>
</html>
AKAKI Rina