Center the main content container and top menu in compact mode
diff --git a/static/css/style.less b/static/css/style.less
index 720d31e..2b6a883 100644
--- a/static/css/style.less
+++ b/static/css/style.less
@@ -88,11 +88,13 @@
   max-width: @main_size;
   position: relative;
   width: 100%;
+  margin: auto;
 
   header {
     padding: 20px 20px 20px 40px;
     border-top: @light-grey 1px solid;
     border-bottom: @light-grey 1px solid;
+    text-align: center;
 
     p {
       font-weight: bold;
@@ -224,11 +226,13 @@
     position: absolute;
     top: 0;
     left: @side_size;
+    margin: 0;
     overflow-x: hidden;
     overflow-y: hidden;
 
     header {
       border-top: 0;
+      text-align: left;
     }
   }
 }