diff --git a/aio/src/styles/1-layouts/_layout-global.scss b/aio/src/styles/1-layouts/_layout-global.scss
index e92354fc23..e6c79ab69d 100644
--- a/aio/src/styles/1-layouts/_layout-global.scss
+++ b/aio/src/styles/1-layouts/_layout-global.scss
@@ -1,3 +1,7 @@
+html, body {
+    height: 100%;
+}
+
 .clearfix {
     content: "";
     display: table;
diff --git a/aio/src/styles/1-layouts/_sidenav.scss b/aio/src/styles/1-layouts/_sidenav.scss
index 7834a72760..c671880c13 100644
--- a/aio/src/styles/1-layouts/_sidenav.scss
+++ b/aio/src/styles/1-layouts/_sidenav.scss
@@ -11,7 +11,9 @@ aio-nav-menu.top-menu .vertical-menu-item  {
 }
 
 md-sidenav-container.sidenav-container {
-    height: auto;
+    min-height: 100%;
+    height: auto !important;
+    margin: 0 auto;
     transform: none;
   }