huahuibao/app/admin/views/main/error.php

<style>
	.page-error.centered {
		margin-left: auto;
		margin-right: auto;
	}
	.page-error {
		background: #fff;
		width: 700px;
		padding: 50px;
		margin-bottom: 20px;
	}
	.page-error .error-symbol {
		font-size: 48px;
		line-height: 1;
	}
</style>
<div class="page-error centered">
	<div class="error-symbol">
		<i class="fa-warning"></i>
	</div>
	<h2>
		出错了
		<small><?= $msg ?></small>
	</h2>
	<p> </p>
	<p> </p>
</div>
<!-- footer -->
<?php
use backend\widgets\FooterWidget;
?>
<?= FooterWidget::widget() ?>
<!-- footer -->