<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<title>错误</title>
</head>
<body style="text-align:center;margin-top:30%;font-size:xx-large">
<img src="img/error.png" style="border:none;outline:none;width:250px;height:250px;" />
<h2>系统异常</h2>
</body>
</html>