diff --git a/pages/popup/popup.css b/pages/popup/popup.css
index 37c2c59f19cadf768cd4bf68302c96016c77d3da..af7b46fbd9fa64e7c9c9fb2acf1cbd3696b5c5c1 100644
--- a/pages/popup/popup.css
+++ b/pages/popup/popup.css
@@ -1,6 +1,6 @@
 /**
-* Sections
-*/
+ * Sections
+ */
 
 body {
     background-color: #f0f0f0;
@@ -106,7 +106,7 @@ footer {
     align-items: center;
     background-color: #ececec;
     border: 1px solid #e0e0e0;
-    box-shadow: inset 0px 2px 10px #e2e2e2;
+    box-shadow: inset 0 2px 10px #e2e2e2;
     list-style: none;
     padding-left: 8px;
     padding: 0;
@@ -177,8 +177,8 @@ footer {
 }
 
 /**
-* Links
-*/
+ * Links
+ */
 
 .link-text {
     color: #bdbdbd;