index.html
701 Bytes
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>白天黑夜切换按钮</title>
<style>
body{
transition: 0.5s;
}
</style>
</head>
<body>
<theme-button value="dark" id="btn" size="3"></theme-button>
<script>
document.body.style.backgroundColor = "#424242";
btn.addEventListener("change", e => {
if (e.detail === 'dark') {
document.body.style.backgroundColor = "#424242";
}
else {
document.body.style.backgroundColor = "aliceblue";
}
});
</script>
<script src="js/script.js"></script>
</body>
</html>