diff --git a/app.js b/app.js
index ed79caf..0587316 100644
--- a/app.js
+++ b/app.js
@@ -117,7 +117,8 @@ let game = {
         scheduler.clearInterval(autorepeat)
     
         scene.music.pause()
-        document.onkeydown = null
+        document.onkeydown = resumeOnKeyDown
+        document.onkeyup = null
         window.onblur = null
         
         pauseSpan.onfocus = game.resume
@@ -244,6 +245,14 @@ function onkeyup(event) {
     }
 }
 
+function resumeOnKeyDown(event) {
+    let key = event.key
+    if(playerActions[settings.action[key]] == playerActions.pause) {
+        event.preventDefault()
+        game.resume()
+    }
+}
+
 
 /* Scene */
 
diff --git a/jsm/TetraGUI.js b/jsm/TetraGUI.js
index 3841b3f..2724ff0 100644
--- a/jsm/TetraGUI.js
+++ b/jsm/TetraGUI.js
@@ -44,7 +44,7 @@ export class TetraGUI extends GUI {
                     })
                     loadingManager.onLoad = function() {
                         scene.vortex.darkCylinder.material.map = darkTexture
-                        scene.vortex.darkCylinder.material.opacity = 0.03
+                        scene.vortex.darkCylinder.material.opacity = 0.055
                         scene.vortex.colorFullCylinder.material.map = colorfullTexture
                         scene.vortex.colorFullCylinder.material.opacity = 0.7
                         
@@ -120,7 +120,8 @@ export class TetraGUI extends GUI {
             scene.hardDropSound.setVolume(volume/100)
         })
 
-        if (window.location.search.includes("dev")) {
+        this.dev = window.location.search.includes("dev")
+        if (this.dev) {
             let dev = this.addFolder("dev")
             let cameraPosition = dev.addFolder("camera.position").close()
             cameraPosition.add(scene.camera.position, "x")
diff --git a/jsm/Vortex.js b/jsm/Vortex.js
index ec03eaa..2607711 100644
--- a/jsm/Vortex.js
+++ b/jsm/Vortex.js
@@ -27,7 +27,7 @@ export class Vortex extends THREE.Group {
                     texture.repeat.set(1, 1)
                 }),
                 blending: THREE.AdditiveBlending,
-                opacity: 0.03
+                opacity: 0.055
             })
         )
         this.add(this.darkCylinder)