这个404页面具有以下特点
- 美观的视觉效果：
- 渐变背景和毛玻璃效果
- 星空背景动画
- 平滑的过渡动画
- 倒计时功能：
- 5秒倒计时显示
- 进度条可视化
- 自动跳转到首页
- 交互功能：
- 立即跳转按钮
- 悬停效果
- 平滑的动画过渡
- 响应式设计：
- 适配不同屏幕尺寸
- 居中布局
页面会在5秒后自动跳转到根目录（/），您可以通过修改JavaScript中的window.location.href = '/'来更改跳转目标。
<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>404 - 页面未找到</title>
<style>
* {
margin: 0;
padding: 0;
box-sizing: border-box;
}
body {
font-family: 'Arial', sans-serif;
background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
height: 100vh;
display: flex;
align-items: center;
justify-content: center;
color: white;
}
.container {
text-align: center;
max-width: 600px;
padding: 2rem;
background: rgba(255, 255, 255, 0.1);
border-radius: 20px;
backdrop-filter: blur(10px);
box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
border: 1px solid rgba(255, 255, 255, 0.2);
}
.error-code {
font-size: 6rem;
font-weight: bold;
margin-bottom: 1rem;
text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}
.error-message {
font-size: 1.5rem;
margin-bottom: 1rem;
opacity: 0.9;
}
.error-description {
font-size: 1rem;
margin-bottom: 2rem;
opacity: 0.8;
line-height: 1.6;
}
.countdown {
font-size: 1.2rem;
margin-bottom: 1.5rem;
opacity: 0.9;
}
.redirect-btn {
background: rgba(255, 255, 255, 0.2);
color: white;
border: 2px solid rgba(255, 255, 255, 0.3);
padding: 12px 24px;
border-radius: 25px;
cursor: pointer;
font-size: 1rem;
transition: all 0.3s ease;
text-decoration: none;
display: inline-block;
}
.redirect-btn:hover {
background: rgba(255, 255, 255, 0.3);
transform: translateY(-2px);
box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}
.stars {
position: fixed;
top: 0;
left: 0;
width: 100%;
height: 100%;
pointer-events: none;
z-index: -1;
}
.star {
position: absolute;
background: white;
border-radius: 50%;
animation: twinkle var(--duration, 3s) infinite ease-in-out;
}
@keyframes twinkle {
0%, 100% { opacity: 0.2; }
50% { opacity: 1; }
}
.progress-bar {
width: 100%;
height: 4px;
background: rgba(255, 255, 255, 0.2);
border-radius: 2px;
margin: 1rem 0;
overflow: hidden;
}
.progress-fill {
height: 100%;
background: linear-gradient(90deg, #ff6b6b, #4ecdc4);
width: 0%;
transition: width 1s linear;
border-radius: 2px;
}
</style>
</head>
<body>
<div class="stars" id="stars"></div>
<div class="container">
<div class="error-code">404</div>
<h1 class="error-message">页面未找到</h1>
<p class="error-description">抱歉，您访问的页面不存在或已被移除。请检查网址是否正确，或稍后重试。</p>
<div class="countdown" id="countdown">
页面将在 <span id="seconds">5</span> 秒后自动跳转到首页
</div>
<div class="progress-bar">
<div class="progress-fill" id="progressFill"></div>
</div>
<a href="/" class="redirect-btn" id="redirectBtn">立即跳转到首页</a>
</div>
<script>
// 创建星星背景
function createStars() {
const starsContainer = document.getElementById('stars');
const starCount = 100;
for (let i = 0; i < starCount; i++) {
const star = document.createElement('div');
star.classList.add('star');
// 随机位置
const x = Math.random() * 100;
const y = Math.random() * 100;
const size = Math.random() * 2 + 1;
const duration = Math.random() * 4 + 2;
star.style.left = `${x}%`;
star.style.top = `${y}%`;
star.style.width = `${size}px`;
star.style.height = `${size}px`;
star.style.setProperty('--duration', `${duration}s`);
starsContainer.appendChild(star);
}
}
// 倒计时和跳转功能
function initCountdown() {
let seconds = 5;
const countdownElement = document.getElementById('seconds');
const progressFill = document.getElementById('progressFill');
const redirectBtn = document.getElementById('redirectBtn');
// 每秒更新倒计时
const timer = setInterval(() => {
seconds--;
countdownElement.textContent = seconds;
// 更新进度条
const progress = ((5 - seconds) / 5) * 100;
progressFill.style.width = `${progress}%`;
if (seconds <= 0) {
clearInterval(timer);
window.location.href = '/'; // 跳转到首页
}
}, 1000);
// 立即跳转按钮事件
redirectBtn.addEventListener('click', (e) => {
e.preventDefault();
window.location.href = '/';
});
}
// 初始化页面
document.addEventListener('DOMContentLoaded', () => {
createStars();
initCountdown();
});
</script>
</body>
</html>
