diff --git a/theme/css/main.css b/theme/css/main.css
index 891a314..c7d43af 100644
--- a/theme/css/main.css
+++ b/theme/css/main.css
@@ -198,6 +198,7 @@ pre {
     font-size: 0.8em;
     overflow: auto;
     padding: 10px;
+    white-space: initial;
 }
 
 header {