html-css-exercise
/
index10.html

<!DOCTYPE html>
<html lang="en">
<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>Document</title>
    <link rel="stylesheet" href="css/index10.css">
    <script src="js/index10.js"></script>
</head>
<body>
    <h1>数字时钟</h1>
    <div class="container">
        <div class="menu">
            <div class="running"><span>开启</span></div>
            <div  class="paused"><span>暂停</span></div>
        </div>
        <div class="clock">
            <div class="clock-item hour">
            <div>时</div>
            <span>00</span>
            </div>
            <div class="clock-item minute">
            <div>分</div>
            <span>00</span>
            </div>
            <div class="clock-item second">
            <div>秒</div>
            <span>00</span>
            </div>
        </div>
    </div>
    <div class="toast">我是提示框</div>
</body>
</html>