diff --git a/common/common.scss b/common/common.scss
index 1834a90..fbbe6e3 100644
--- a/common/common.scss
+++ b/common/common.scss
@@ -15,6 +15,7 @@
 .d-header {
   height: 5em;
   box-shadow: none;
+  background: #1e5044;
 }
 
 .d-header-mode .bootstrap-mode {