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hello, world
Progress
From Project-EPB Commons
<html> <button onclick="start()">开始</button> <div class="progress">
<div class="bar"></div>
</div>
<script>
</script> <style>
.progress { width: 80%; margin: auto 10%; height: 1em; border: 1px solid #c5c5c5; padding: 2px; }
.progress .bar { height: 100%; width: 0%; background: #a3a2a2; }
.progress .bar.done { width: 100%; transition: width 3s ease-in-out; }
</style>
</html>