Fix page margins

source/_assets/layout_internal/style.scss

@@ -28,12 +28,10 @@
     margin: 0 auto;
 
     @media (max-width: 839px) {
-        margin: 20px 0;
         width: auto;
     }
 
     @media (max-width: 480px) {
-        margin: 10px 0;
         width: auto;
     }
 }

source/_assets/styles/base_style.scss

@@ -7,12 +7,16 @@ body {
 
     @media (max-width: 839px) {
         font-size: 16px;
+        margin: {
+            left: 0.8em;
+            right: 0.8em;
+        }
     }
 
     @media (max-width: 480px) {
         margin: {
-            left: 15px;
-            right: 15px;
+            left: 0.5em;
+            right: 0.5em;
         }
     }
 }