diff --git a/mode-intro.fnl b/mode-intro.fnl
index 379058b..42135b8 100644
--- a/mode-intro.fnl
+++ b/mode-intro.fnl
@@ -2,7 +2,8 @@
 (var time 0)
 
 {:draw (fn draw [message]
-           (love.graphics.print "This window should close in 3s") 32 16)
+         (love.graphics.print (: "This window should close in %0.2f seconds"
+                                 :format (- 3 time))) 32 16)
  :update (fn update [dt set-mode]
              (if (< counter 65535)
                  (set counter (+ counter 1))
diff --git a/wrap.fnl b/wrap.fnl
index 721ca3b..791e0a5 100644
--- a/wrap.fnl
+++ b/wrap.fnl
@@ -1,5 +1,6 @@
 (local repl (require "lib.stdio"))
-(local canvas (love.graphics.newCanvas 720 450))
+(local canvas (let [(w h) (love.window.getMode)]
+                (love.graphics.newCanvas w h)))
 
 (var scale 1)
 
@@ -12,10 +13,12 @@
     (mode.activate ...)))
 
 (fn love.load []
-    (: canvas :setFilter "nearest" "nearest")    
+    (: canvas :setFilter "nearest" "nearest")
     (repl.start))
 
 (fn love.draw []
+    ;; the canvas allows you to get sharp pixel-art style scaling; if you
+    ;; don't want that, just skip that and call mode.draw directly.
     (love.graphics.setCanvas canvas)
     (love.graphics.clear)
     (love.graphics.setColor 1 1 1)
@@ -25,14 +28,11 @@
     (love.graphics.draw canvas 0 0 0 scale scale))
 
 (fn love.update[dt]
-    (mode.update dt set-mode)
-    )
+    (mode.update dt set-mode))
 
 (fn love.keypressed [key]
     (if
      (and (love.keyboard.isDown "lctrl" "rctrl" "capslock") (= key "q"))
      (love.event.quit)
      ;; add what each keypress should do in each mode
-     (mode.keypressed key set-mode)
-     ))
-    
+     (mode.keypressed key set-mode)))