diff --git a/playlist/static/js/countdown.js b/playlist/static/js/countdown.js
index 0ba104d..c7306f2 100644
--- a/playlist/static/js/countdown.js
+++ b/playlist/static/js/countdown.js
@@ -1,3 +1,4 @@
+// Thanks to https://codepen.io/rebelchris/pen/abZRpqM
 let timer = null;
 function startCountdown(dateString) {
     if (timer) clearInterval(timer);
@@ -7,7 +8,7 @@ function startCountdown(dateString) {
 		if (dateString == "None") cd.classList.add("hide");
 	}
 	const end = new Date(dateString).getTime();
-	const dayEl = document.getElementById('days');
+	const daysEl = document.getElementById('days');
 	const hoursEl = document.getElementById('hours');
 	const minutesEl = document.getElementById('minutes');
 	const secondsEl = document.getElementById('seconds');
@@ -17,7 +18,7 @@ function startCountdown(dateString) {
 	const days = hours * 24;
 	timer = setInterval(updateTime, seconds);
 	function updateTime() {
-		if (dayEl) {
+		if (daysEl) {
 			let now = new Date().getTime();
 			const difference = end - now;
 			
@@ -27,7 +28,7 @@ function startCountdown(dateString) {
 				return;
 			}
 				
-			dayEl.innerText = Math.floor(difference / days);
+			daysEl.innerText = Math.floor(difference / days);
 			hoursEl.innerText = Math.floor( (difference % days) / hours );
 			minutesEl.innerText = Math.floor( (difference % hours) / minutes );
 			secondsEl.innerText = Math.floor( (difference % minutes) / seconds );