diff --git a/webResources/styles.css b/webResources/styles.css
index 0ffc327..506d7c1 100644
--- a/webResources/styles.css
+++ b/webResources/styles.css
@@ -118,13 +118,14 @@ img {
 /* Copied from pandoc --self-contained with zenburn style */
 /* pandoc -r org -w html --self-contained --highlight-style zenburn -o delme.html test.org */
 code{white-space: pre;}
-div.sourceCode { overflow-x: auto; }
+div.sourceCode { overflow-x: auto; background-color: #151914; }
 table.sourceCode, tr.sourceCode, td.lineNumbers, td.sourceCode {
 	margin: 0; padding: 0; vertical-align: baseline; border: none; }
-table.sourceCode { width: 100%; line-height: 100%; background-color: #303030; color: #cccccc; }
+table.sourceCode { width: 100%; line-height: 100%; background-color: #151914; color: #cccccc; }
 td.lineNumbers { text-align: right; padding-right: 4px; padding-left: 4px; }
 td.sourceCode { padding-left: 5px; }
-pre, code { color: #cccccc; background-color: #303030; }
+pre, code { color: #cccccc; background-color: #151914; }
+pre { padding: 4px; }
 code > span.kw { color: #f0dfaf; } /* Keyword */
 code > span.dt { color: #dfdfbf; } /* DataType */
 code > span.dv { color: #dcdccc; } /* DecVal */