Flash Sale Countdown Bar
A depleting striped progress bar simulating a flash-sale timer.
Requires Bootstrap 5. Add the CDN tags below to your page (styles in
<head>, scripts before </body>). The downloaded file already includes them.<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/css/bootstrap.min.css"><script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/js/bootstrap.bundle.min.js"></script><div class="card border-0 shadow-sm" style="max-width:340px"><div class="card-body text-center">
<h6 class="fw-bold mb-2">Flash sale ends soon!</h6>
<div class="progress mb-2" style="height:10px"><div class="progress-bar progress-bar-striped progress-bar-animated bg-danger" id="cbBar" style="width:100%"></div></div>
<small class="text-secondary" id="cbText">100% time remaining</small>
</div></div>var bar=document.getElementById('cbBar'),text=document.getElementById('cbText'),p=100;
var iv=setInterval(function(){p-=2;if(p<=0){p=0;clearInterval(iv);text.textContent='Sale ended';bar.classList.remove('progress-bar-animated')}else text.textContent=p+'% time remaining';bar.style.width=p+'%'},400);Free to use.This component uses Bootstrap 5 (linked above). Copy any file, or download a ready-to-open .html page with the CDN links already included.