diff --git a/docs/css/main.css b/docs/css/main.css
index 8168a46f9a43..8b279a157c2b 100755
--- a/docs/css/main.css
+++ b/docs/css/main.css
@@ -162,6 +162,7 @@ body .container-wrapper {
   margin-right: auto;
   border-radius: 15px;
   position: relative;
+  min-height: 100vh;
 }
 
 .title {
@@ -264,6 +265,7 @@ a:hover code {
   max-width: 914px;
   line-height: 1.6; /* Inspired by Github's wiki style */
   padding-left: 30px;
+  min-height: 100vh;
 }
 
 .dropdown-menu {
@@ -325,6 +327,7 @@ a.anchorjs-link:hover { text-decoration: none; }
   border-bottom-width: 0px;
   margin-top: 0px;
   width: 210px;
+  height: 80%;
   float: left;
   position: fixed;
   overflow-y: scroll;