1 files changed, 12 insertions, 0 deletions
diff --git a/commun.css b/commun.css
index 6f83f21..782463f 100644
--- a/commun.css
+++ b/commun.css
@@ -29,6 +29,18 @@ nav ol li {
     flex: 1;
 }
 
+body {
+    height: 100%;
+    display: flex;
+    flex-direction: column;
+    margin: 0;
+}
+
+.main {
+    flex-grow: 1;
+    background: #ccc;
+}
+
 footer {
     margin: auto;
 }