Emlog博客龙年过年倒计时代码，支持自定义年份-小玖云博客

特点

响应式设计，适配手机和电脑端
自动补零，显示格式统一（01 天、02 时）
倒计时结束后自动显示春节祝福
无需额外插件，纯 HTML+JS 实现，加载快速
兼容所有 Emlog 版本（包括 5.x、6.x）

<!-- 2026龙年春节倒计时代码 - 适配Emlog侧边栏 -->
<div style="background: linear-gradient(135deg, #f0f8fb 0%, #e8f4f8 100%); border-radius: 8px; padding: 20px; margin-bottom: 20px; border: 1px solid #d1e7f0;">
  <h3 style="color: #165dff; font-size: 18px; margin: 0 0 15px 0; text-align: center; font-weight: 600;">
    <i class="fas fa-dragon" style="margin-right: 8px;"></i>2026龙年春节倒计时
  </h3>
  <div style="display: flex; justify-content: space-around; flex-wrap: wrap; gap: 10px;">
    <div style="text-align: center; flex: 1; min-width: 60px;">
      <div id="yearDay" style="background: #165dff; color: #fff; font-size: 24px; font-weight: bold; padding: 10px; border-radius: 6px; margin-bottom: 5px;">00</div>
      <div style="color: #666; font-size: 14px;">天</div>
    </div>
    <div style="text-align: center; flex: 1; min-width: 60px;">
      <div id="yearHour" style="background: #4080ff; color: #fff; font-size: 24px; font-weight: bold; padding: 10px; border-radius: 6px; margin-bottom: 5px;">00</div>
      <div style="color: #666; font-size: 14px;">时</div>
    </div>
    <div style="text-align: center; flex: 1; min-width: 60px;">
      <div id="yearMinute" style="background: #f0f8fb; color: #165dff; font-size: 24px; font-weight: bold; padding: 10px; border-radius: 6px; margin-bottom: 5px; border: 1px solid #d1e7f0;">00</div>
      <div style="color: #666; font-size: 14px;">分</div>
    </div>
    <div style="text-align: center; flex: 1; min-width: 60px;">
      <div id="yearSecond" style="background: #f0f8fb; color: #165dff; font-size: 24px; font-weight: bold; padding: 10px; border-radius: 6px; margin-bottom: 5px; border: 1px solid #d1e7f0;">00</div>
      <div style="color: #666; font-size: 14px;">秒</div>
    </div>
  </div>
  <div style="text-align: center; margin-top: 15px; color: #888; font-size: 13px;">
    距离2026年2月17日（正月初一）还有
  </div>
</div>

<script>
// 2026年春节目标日期：2026-02-17 00:00:00（正月初一）
const targetDate = new Date('2026-02-17 00:00:00').getTime();

// 定时器更新倒计时
const timer = setInterval(() => {
  const now = new Date().getTime();
  const diff = targetDate - now;

  // 计算天、时、分、秒
  const days = Math.floor(diff / (1000 * 60 * 60 * 24));
  const hours = Math.floor((diff % (1000 * 60 * 60 * 24)) / (1000 * 60 * 60));
  const minutes = Math.floor((diff % (1000 * 60 * 60)) / (1000 * 60));
  const seconds = Math.floor((diff % (1000 * 60)) / 1000);

  // 补零处理
  const formatNum = (num) => num < 10 ? '0' + num : num;

  // 更新DOM显示
  document.getElementById('yearDay').innerText = formatNum(days);
  document.getElementById('yearHour').innerText = formatNum(hours);
  document.getElementById('yearMinute').innerText = formatNum(minutes);
  document.getElementById('yearSecond').innerText = formatNum(seconds);

  // 倒计时结束后显示祝福
  if (diff <= 0) {
    clearInterval(timer);
    document.getElementById('yearDay').innerText = '00';
    document.getElementById('yearHour').innerText = '00';
    document.getElementById('yearMinute').innerText = '00';
    document.getElementById('yearSecond').innerText = '00';
    document.querySelector('div[style="text-align: center; margin-top: 15px;"]').innerText = '龙年大吉！万事如意！';
  }
}, 1000);
</script>

<!-- 引入龙图标和样式 -->
<link rel="stylesheet" href="https://cdn.bootcdn.net/ajax/libs/font-awesome/6.4.0/css/all.min.css">
<style>
/* 龙图标动画效果 */
.fa-dragon {
  color: #ff7d00;
  animation: dragonBreath 2s infinite alternate;
}
@keyframes dragonBreath {
  from { opacity: 0.8; transform: scale(1); }
  to { opacity: 1; transform: scale(1.2); }
}
</style>