<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>随机变色小魔盒</title>
<style>
body {
margin: 0;
height: 100vh;
display: flex;
justify-content: center;
align-items: center;
font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
transition: background-color 0.5s ease;
background-color: #f0f0f0;
}
.card {
background: rgba(255, 255, 255, 0.85);
backdrop-filter: blur(10px);
border-radius: 20px;
padding: 2rem 3rem;
box-shadow: 0 10px 30px rgba(0,0,0,0.1);
text-align: center;
}
h1 {
margin-bottom: 1rem;
color: #333;
}
button {
background: #4a90e2;
border: none;
color: white;
padding: 0.8rem 2rem;
font-size: 1.2rem;
border-radius: 50px;
cursor: pointer;
transition: transform 0.2s, background 0.3s;
box-shadow: 0 4px 15px rgba(74,144,226,0.4);
}
button:hover {
transform: scale(1.05);
background: #357abd;
}
button:active {
transform: scale(0.98);
}
#color-code {
margin-top: 1.2rem;
font-size: 1.1rem;
color: #555;
font-weight: bold;
}
</style>
</head>
<body>
<div class="card">
<h1>🎨 点一下，换个心情色</h1>
<button id="changeBtn">换颜色</button>
<p id="color-code">当前颜色：#f0f0f0</p>
</div>
<script>
const btn = document.getElementById('changeBtn');
const colorCode = document.getElementById('color-code');
const body = document.body;
function getRandomColor() {
const letters = '0123456789ABCDEF';
let color = '#';
for (let i = 0; i < 6; i++) {
color += letters[Math.floor(Math.random() * 16)];
}
return color;
}
btn.addEventListener('click', () => {
const newColor = getRandomColor();
body.style.backgroundColor = newColor;
colorCode.textContent = `当前颜色：${newColor}`;
});
</script>
</body>
</html>