diff --git a/src/assets/css/main.css b/src/assets/css/main.css
index d8d6caa..ee9eb26 100644
--- a/src/assets/css/main.css
+++ b/src/assets/css/main.css
@@ -9,6 +9,8 @@ body,
 .wrapper {
     width: 100%;
     height: 100%;
+    display: flex;
+    flex-direction: column;
 }
 
 body {
@@ -32,6 +34,7 @@ li {
     -webkit-transition: left .3s ease-in-out;
     transition: left .3s ease-in-out;
     background: #f0f0f0;
+    flex: 1;
 }
 
 .content {