diff --git a/resources/scripts/main.js b/resources/scripts/main.js
index 9cb02db..cc8fd0c 100644
--- a/resources/scripts/main.js
+++ b/resources/scripts/main.js
@@ -1,14 +1,13 @@
 const SCROLL_MIN = 100;
-scroll_to_top = document.getElementById("scroll-to-top");
-el_drawer = document.getElementById("drawer");
-el_container = document.getElementById("container");
-$drawer_item = document.querySelectorAll(".drawer-item");
+const $scroll_to_top = document.getElementById("scroll-to-top");
+const $drawer = document.getElementById("drawer");
+const $drawer_item = document.querySelectorAll(".drawer-item");
 
 function checkScroll() {
     if (document.documentElement.scrollTop > SCROLL_MIN || document.body.scrollTop > SCROLL_MIN) {
-        scroll_to_top.style.visibility = "visible";
+        $scroll_to_top.style.visibility = "visible";
     } else {
-        scroll_to_top.style.visibility = "hidden";
+        $scroll_to_top.style.visibility = "hidden";
     }
 }
 
@@ -22,14 +21,14 @@ async function sleep(milliseconds) {
 }
 
 async function toggleDropdown() {
-    let expanded = el_drawer.classList.contains("expanded");
+    let expanded = $drawer.classList.contains("expanded");
     if (expanded) {
         for (let i = 0; i < $drawer_item.length; i++) {
             $drawer_item[i].classList.toggle("visible");
         }
-        el_drawer.classList.toggle("expanded");
+        $drawer.classList.toggle("expanded");
     } else {
-        el_drawer.classList.toggle("expanded");
+        $drawer.classList.toggle("expanded");
         await sleep(250);
         for (let i = 0; i < $drawer_item.length; i++) {
             $drawer_item[i].classList.toggle("visible");