diff --git a/content/src/scripts/containers/app/App.css b/content/src/scripts/containers/app/App.css
index e69de29..05e1525 100644
--- a/content/src/scripts/containers/app/App.css
+++ b/content/src/scripts/containers/app/App.css
@@ -0,0 +1,3 @@
+.nav-sidebar {
+  transition: width 0.3s !important;
+}
diff --git a/content/src/scripts/index.js b/content/src/scripts/index.js
index 4f927a4..35280a8 100644
--- a/content/src/scripts/index.js
+++ b/content/src/scripts/index.js
@@ -11,16 +11,13 @@ const proxyStore = new Store();
 const anchor = document.createElement("div");
 anchor.id = "rcr-anchor";
 
-if (document.querySelectorAll('[aria-label="Loading"]').length === 0) {
-  mount();
-} else {
-  let intervalId = null;
-  intervalId = setInterval(() => {
-    if (document.querySelectorAll('[aria-label="Loading"]').length === 0) {
-      clearInterval(intervalId);
-      mount();
-    }
-  }, 500);
+const isGitlabPage = function() {
+  const headList = Array.from(document.head.querySelectorAll('script'));
+  const gonEl = headList.find(item => item.innerHTML.includes('gon.gitlab_url'));
+  if (gonEl) {
+    return true;
+  }
+  return document.querySelectorAll('[aria-label="Loading"]').length === 0;
 }
 
 const mount = () => {
@@ -44,4 +41,16 @@ const mount = () => {
   }
 };
 
+if (isGitlabPage()) {
+  mount();
+} else {
+  let intervalId = null;
+  intervalId = setInterval(() => {
+    if (isGitlabPage()) {
+      clearInterval(intervalId);
+      mount();
+    }
+  }, 500);
+}
+
 export default proxyStore;