diff --git a/src/MistoxWebsite.Server/wwwroot/css/app.css b/src/MistoxWebsite.Server/wwwroot/css/app.css
index eacfdce..ef71ed5 100755
--- a/src/MistoxWebsite.Server/wwwroot/css/app.css
+++ b/src/MistoxWebsite.Server/wwwroot/css/app.css
@@ -11,6 +11,7 @@
 
 html, body {
     font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
+    background-color: --var(--Mistox-Black);
 }
 
 main {