diff --git a/app.js b/app.js
index b47fb31..2261eb4 100644
--- a/app.js
+++ b/app.js
@@ -144,6 +144,18 @@ let game = {
         menu.startButton.name("Rejouer")
         menu.startButton.show()
     },
+
+    fullscreen: function() {
+        if (!document.fullscreenElement) {
+            document.body.requestFullscreen();
+            menu.settings.fullscreenButton.name("Quitter le plein écran");
+        } else {
+            if (document.exitFullscreen) {
+                document.exitFullscreen();
+                menu.settings.fullscreenButton.name("Plein écran");
+            }
+        }
+    }
 }
 
 
diff --git a/css/style.css b/css/style.css
index 9ae1cbb..e3c3da2 100644
--- a/css/style.css
+++ b/css/style.css
@@ -24,7 +24,7 @@ span {
 }
 
 .lil-gui.autoPlace {
-    top: inherit;
+    top: auto;
     bottom: 15px;
     left: 15px;
 }
diff --git a/jsm/Menu.js b/jsm/Menu.js
index fa4f93c..90ee8bc 100644
--- a/jsm/Menu.js
+++ b/jsm/Menu.js
@@ -70,7 +70,8 @@ export class Menu extends GUI {
             scene.tetrisSound.setVolume(volume/100)
             scene.hardDropSound.setVolume(volume/100)
         })
-        
+        this.settings.fullscreenButton = this.settings.add(game, "fullscreen").name("Plein écran")
+
         let material
         function changeMaterial() {
             material?.destroy()
diff --git a/jsm/TetraScene.js b/jsm/TetraScene.js
index 0c6e746..6c42741 100644
--- a/jsm/TetraScene.js
+++ b/jsm/TetraScene.js
@@ -55,7 +55,7 @@ export class TetraScene extends THREE.Scene {
             case "Espace":
                 this.ambientLight.intensity     = 7
                 this.directionalLight.intensity = 5
-                this.directionalLight.position.set(2, -10, 20)
+                this.directionalLight.position.set(2, -3, 20)
                 this.music.src = "audio/benevolence.m4a"
             break
             case "Rétro":