Bootstrap3 进度条—

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<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8"> 
    <title>Bootstrap3 进度条 - 迹忆客(jiyik.com)</title>
    <link rel="stylesheet" href="https://cdn.staticfile.org/twitter-bootstrap/3.3.7/css/bootstrap.min.css">
    <script src="https://cdn.staticfile.org/jquery/2.1.1/jquery.min.js"></script>
    <script src="https://cdn.staticfile.org/twitter-bootstrap/3.3.7/js/bootstrap.min.js"></script>
</head>
<body>
​
<div class="progress">
    <div class="progress-bar" role="progressbar" aria-valuenow="60"
         aria-valuemin="0" aria-valuemax="100" style="width: 40%;">
        <span class="sr-only">40% 完成</span>
    </div>
</div>
​
</body>
</html>