diff --git a/src/css/default.scss b/src/css/default.scss
index 18aad9c1e58f5ed736d648fb3a7df2b91c4273c5..77a9fb011ec4b2991533ccefd41e8388f723bd39 100644
--- a/src/css/default.scss
+++ b/src/css/default.scss
@@ -466,6 +466,7 @@ CONTENT
   display: inline-block;
   min-height: 1em;
   max-height: 20em;
+  width: 100%;
   height: 100%;
   white-space: pre-wrap;
   &::selection {
@@ -480,6 +481,10 @@ CONTENT
   padding: 0.5em 0 0.5em 0.5em;
 }
 
+pre#xmlmetadata {
+  width: 98%;
+}
+
 /* ***********************************************************
 FOOTER
 ************************************************************ */