diff --git a/res/css/_common.scss b/res/css/_common.scss
index 1e1a1f82e4..973103899d 100644
--- a/res/css/_common.scss
+++ b/res/css/_common.scss
@@ -34,7 +34,7 @@ body {
 
 pre, code {
     font-family: $monospace-font-family;
-    font-size: 100% ! important;
+    font-size: 100% !important;
 }
 
 .error, .warning {