Merge pull request #7 from obayomi96/fix-slider-btn

[Fix]: slider & btn control

Author: obayomi96

js/popup.js

@@ -104,15 +104,15 @@ durationBtn3.addEventListener("click", () => {
   setDuration(7200000);
   durationSlider.value = "3";
 });
-durationBtn3.addEventListener("click", () => {
+durationBtn4.addEventListener("click", () => {
   setDuration(1080000);
-  durationSlider.value = "3";
+  durationSlider.value = "4";
 });
-durationBtn4.addEventListener("click", () => {
+durationBtn5.addEventListener("click", () => {
   setDuration(14400000);
   durationSlider.value = "5";
 });
-durationBtn5.addEventListener("click", () => {
+durationBtn6.addEventListener("click", () => {
   setDuration(18000000);
   durationSlider.value = "6";
 });