Update contianer.

src/snek/templates/app.html

@@ -68,6 +68,15 @@
            app.starField.shuffleAll(5000) 
 
         }
+        if(event.key == "." && event.ctrlKey){
+            event.preventDefault();
+            if(window.container){
+
+                window.container.terminal.element.hidden = !window.container.terminal.element.hidden
+
+            
+            }
+        }
        
         prevKey = event.key 
         if(event.key == "," && event.ctrlKey){