<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8" />
	<meta name="viewport" content="width=device-width, initial-scale=1.0" />
	<meta http-equiv="X-UA-Compatible" content="ie=edge" />
	<title>Page Not Found</title>
	<style>
		* {
			margin: 0;
			padding: 0;
		}
		body {
			display: flex;
			flex-direction: column;
			height: 100vh;
			text-align: center;
		}
		.box {
			flex: 1;
			display: flex;
			justify-content: center;
			flex-direction: column;
		}
		.number {
			font-size: 80px;
			color: #666;
			font-weight: bold;
		}
		.text {
			font-size: 14px;
			margin: 24px;
			color: #333;
		}
		.btn-container {
			display: flex;
			justify-content: center;
		}
		.btn {
			padding: 8px 24px;
			display: inline-block;
			text-decoration: none;
			background: #fff;
			border: 2px solid #efefef;
			color: #333;
			margin: 24px;
			border-radius: 20px;
			cursor: pointer;
			display: flex;
			align-items: center;
		}
		.footer {
			padding: 16px;
			border-top: 1px solid #efefef;
			color: #777;
			font-weight: lighter;
		}
		.footer a {
			text-decoration: none;
			font-weight: bold;
			color: #000;
		}
	</style>
</head>
<body>
	<div class="box">
		<div class="number">4 0 4</div>
		<div class="text">
			Page not found
		</div>
		<div class="btn-container">
			<a class="btn" id="back">
				<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" width="16" height="16" style="margin-right: 8px;">
					<path fill="none" d="M0 0h24v24H0z" />
					<path d="M5.828 7l2.536 2.536L6.95 10.95 2 6l4.95-4.95 1.414 1.414L5.828 5H13a8 8 0 1 1 0 16H4v-2h9a6 6 0 1 0 0-12H5.828z" />
				</svg>
				Back
			</a>
		</div>
	</div>
	<footer class="footer">
		Powered by <a href="https://typecho.org/" target="_blank">Typecho</a>
	</footer>
	<script>
		var back = document.getElementById('back')
		back.onclick = function() { console.log('run...'); history.back() }
	</script>
</body>
</html>
