<!DOCTYPE html>
<html>
<head>
<meta content="text/html;charset=utf-8" http-equiv="Content-Type" />
<script type="text/javascript" src="http://libs.itshubao.com/jquery/1.8.0/jquery.min.js"></script>
<style>
body {
background-image: url(styles/images/bg-body.jpg);
}
.main {
width: 80%;
margin: auto;
text-align: center;
border: 1px solid #e0e0e0;
box-shadow: 0 0 2px #ddd;
word-wrap: break-word;
padding: 10px;
border-radius: 3px
}
</style>
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<body>
<div class="main"> 开始学习吧，哪怕进步一点点。 </div>
</body>
</html>