diff --git a/100_projects/33-create-countdown-timer/css.css b/100_projects/33-create-countdown-timer/css.css
new file mode 100644
index 0000000..a404ee1
--- /dev/null
+++ b/100_projects/33-create-countdown-timer/css.css
@@ -0,0 +1,35 @@
+*{
+ box-sizing: border-box;
+ margin: 0;
+ padding: 0;
+}
+body{
+ display: flex;
+ justify-content: center;
+ align-items: center;
+ flex-direction: column;
+ height: 100vh;
+ background: #FFD54F;
+}
+#countdown{
+ color: #000;
+ font-size:7em;
+ background: #fff;
+ padding: 10px 15px;
+ border-radius: 10px;
+ animation: up-down 5s linear infinite;
+}
+p{
+ font-size: 24px;
+}
+div span{
+ font-size: 3em;
+}
+@keyframes up-down{
+ 0%{
+ transform: translateY(0) ;
+ }
+ 50%{
+ transform: translateY(-100px);
+ }
+}
\ No newline at end of file
diff --git a/100_projects/33-create-countdown-timer/index.html b/100_projects/33-create-countdown-timer/index.html
new file mode 100644
index 0000000..33c93c9
--- /dev/null
+++ b/100_projects/33-create-countdown-timer/index.html
@@ -0,0 +1,22 @@
+
+
+
+
+
+
+ Document
+
+
+
+ 00:00
+ Countdown
+
+ 🥳
+ 🎉
+ 🎂
+
+
+
+
+
+
diff --git a/100_projects/33-create-countdown-timer/main.js b/100_projects/33-create-countdown-timer/main.js
new file mode 100644
index 0000000..1e39a8e
--- /dev/null
+++ b/100_projects/33-create-countdown-timer/main.js
@@ -0,0 +1,27 @@
+var seconds = 119,
+ countDiv = document.getElementById('countdown'),
+ secondPass,
+
+ countDown = setInterval(function(){
+ "use strict";
+
+ secondPass();
+ },1000);s
+function secondPass(){
+ "use strict";
+
+ var minutes = Math.floor(seconds / 60),
+ remSeconds = seconds % 60;
+
+ if (seconds < 10){
+ remSeconds = "0" + remSeconds;
+ }
+ countDiv.innerHTML = minutes + ":" + remSeconds;
+
+ if (seconds > 0){
+ seconds = seconds - 1;
+
+ } else {
+ clearInterval(countDown);
+ countDiv.innerHTML = "Done!!";
+ }};
\ No newline at end of file