1、在后台—》外观—》小工具—》自定义 HTML—》 选择你需要放的位置社长是放在 首页-首页侧边栏

<div class="gn_box">
    <h2><center><font color=#E80017>2</font><font color=#D1002E>0</font><font color=#BA0045>2</font><font color=#A3005C>2</font><font
            color=#8C0073>年</font><font color=#75008A>-</font><font color=#5E00A1>新</font><font
            color=#4700B8>年</font><font color=#3000CF>倒</font><font color=#1900E6>计</font><font color=#0200FD>时</font>
    </center></h2>
    <center>
        <div id="CountMsg" class="HotDate">
            <span id="t_d"></span>
            <span id="t_h"></span>
            <span id="t_m"></span>
            <span id="t_s"></span>
        </div>
    </center>
    <script type="text/javascript"> function getRTime() {
        var EndTime = new Date('2022/01/01 00:00:00');
        var NowTime = new Date();
        var t = EndTime.getTime() - NowTime.getTime();
        var d = Math.floor(t / 1000 / 60 / 60 / 24);
        var h = Math.floor(t / 1000 / 60 / 60 % 24);
        var m = Math.floor(t / 1000 / 60 % 60);
        var s = Math.floor(t / 1000 % 60);
        document.getElementById("t_d").innerHTML = d + " 天";
        document.getElementById("t_h").innerHTML = h + " 时";
        document.getElementById("t_m").innerHTML = m + " 分";
        document.getElementById("t_s").innerHTML = s + " 秒";
    }
    setInterval(getRTime, 1000);
    </script>
</div>
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