na

app/assets/stylesheets/application.css

@@ -110,6 +110,10 @@ body {
   min-height: 100svh;  
   -webkit-font-smoothing: antialiased;
   touch-action: manipulation;
+
+  &:has(main .background-container) {
+    background-color: var(--clr-black);
+  }
 }