<div id="countDown1" style="font-size: large;font-weight: bold;">


</div>


<script>
    //注意：括号里填(年份,月-1,日,时,分,秒)
    //八月就填7，七月就填6
    const target = new Date(2023,8,1,12,30,0);


    const element = document.getElementById("countDown1");
    setInterval(()=>{
        const now = new Date();
        const difftime = (target - now)/1000;
   
        const d = parseInt(difftime/86400);
        const h = parseInt(difftime%86400/3600);
        const m = parseInt(difftime%3600/60);
        const s = parseInt(difftime%60);


        const content = `距离开学还有[${d}天${h}小时${m}分${s}秒]`;
        element.innerText = content;
    },1000)
</script>