diff --git a/_sass/extra.scss b/_sass/extra.scss
index 580c4d5f3..41d7a2612 100644
--- a/_sass/extra.scss
+++ b/_sass/extra.scss
@@ -1,6 +1,10 @@
+hr {
+    margin-bottom: $spacing-unit / 2;
+}
+
 li {
     // For consistency with other elements.
-    margin-bottom: 15px;
+    margin: 15px 0;
 }
 
 .intro {
@@ -42,4 +46,4 @@ li {
             color: $grey-color;
         }
     }
-}
\ No newline at end of file
+}