现在写这些简单的可以使用AI，让人方便了许多。以下是代码
<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>站点公告</title>
<style>
* {
margin: 0;
padding: 0;
box-sizing: border-box;
}
body {
font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
min-height: 100vh;
display: flex;
align-items: center;
justify-content: center;
padding: 20px;
}
.container {
background: white;
border-radius: 12px;
box-shadow: 0 8px 32px rgba(31, 38, 135, 0.1);
width: 95%;
max-width: 720px;
overflow: hidden;
}
.header {
background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
color: white;
padding: 2.5rem;
text-align: center;
position: relative;
}
.header h1 {
font-size: 2rem;
margin-bottom: 0.5rem;
letter-spacing: 0.5px;
}
.header p {
opacity: 0.9;
font-size: 1rem;
}
.content {
padding: 2rem;
}
.notice-card {
background: #fafbff;
border-radius: 10px;
padding: 1.5rem;
margin-bottom: 1.2rem;
border-left: 4px solid #667eea;
transition: all 0.3s ease;
}
.notice-card:hover {
transform: translateX(5px);
box-shadow: 0 5px 20px rgba(102, 126, 234, 0.1);
}
.notice-card.urgent {
border-left-color: #e74c3c;
}
.notice-card.feature {
border-left-color: #27ae60;
}
.card-title {
font-size: 1.2rem;
color: #2c3e50;
margin-bottom: 0.8rem;
display: flex;
align-items: center;
}
.card-title::before {
content: attr(data-icon);
margin-right: 8px;
font-size: 1.1rem;
}
.card-body {
color: #5a6c7d;
line-height: 1.6;
font-size: 0.95rem;
}
.card-date {
font-size: 0.8rem;
color: #95a5a6;
margin-top: 0.8rem;
display: block;
}
.footer {
background: #f8f9fa;
padding: 1.2rem;
text-align: center;
color: #7f8c8d;
font-size: 0.9rem;
border-top: 1px solid #eee;
}
@media (max-width: 600px) {
.header {
padding: 1.8rem 1.2rem;
}
.content {
padding: 1.5rem 1rem;
}
.header h1 {
font-size: 1.6rem;
}
.notice-card {
padding: 1.2rem;
}
}
</style>
</head>
<body>
<div class="container">
<div class="header">
<h1>站点公告板</h1>
<p>重要信息与更新动态</p>
</div>
<div class="content">
<div class="notice-card urgent">
<h3 class="card-title" data-icon="⚠️">维护提醒</h3>
<div class="card-body">
<p>计划于本周日凌晨1点至3点进行数据库迁移工作，届时网站将暂时无法访问。我们会尽快完成，感谢大家的理解与配合。</p>
<span class="card-date">2024-12-19</span>
</div>
</div>
<div class="notice-card feature">
<h3 class="card-title" data-icon="✨">新功能上线</h3>
<div class="card-body">
<p>新增了夜间模式切换功能，现在可以在设置中开启暗色主题。同时优化了移动端的浏览体验，让阅读更加舒适。</p>
<span class="card-date">2024-12-18</span>
</div>
</div>
<div class="notice-card">
<h3 class="card-title" data-icon="🔒">安全升级</h3>
<div class="card-body">
<p>完成了SSL证书更新和API接口加密升级，进一步保障用户数据安全。所有用户密码均已通过更强的哈希算法重新加密。</p>
<span class="card-date">2024-12-17</span>
</div>
</div>
<div class="notice-card">
<h3 class="card-title" data-icon="⚡">性能优化</h3>
<div class="card-body">
<p>通过CDN加速和代码压缩，页面加载速度提升了约40%。首页响应时间从原来的1.2秒优化至0.7秒以内。</p>
<span class="card-date">2024-12-16</span>
</div>
</div>
</div>
<div class="footer">
<p>© 2024 站点运营团队 | 有任何问题欢迎联系 support@site.com</p>
</div>
</div>
</body>
</html>
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