<!DOCTYPE html>
<html lang="en" >
<head>
<meta charset="UTF-8">
<title>JS点击按钮切换黑白背景代码</title>
<link rel='stylesheet' href='https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.15.1/css/all.min.css'>
<link rel="stylesheet" href="css/style.css">
</head>
<body>
<main>
<h1>对比度</h1>
<p>Contrast is all about the juxtaposition of opposing elements. If you think of it like the setting on a TV or the slider on a photo manipulation app, it alters the colors such that they are more distinct from one another. But the concept of contrast can be far more than that.</p>
</main>
<footer id="dark-mode-toggle">
<i class="fas fa-adjust"></i>
<small>点击切换</small>
</footer>
<script src="js/script.js"></script>
</body>
</html>
