diff --git a/js/main.js b/js/main.js
index 0cfad67..8bb9a0d 100644
--- a/js/main.js
+++ b/js/main.js
@@ -1,8 +1,13 @@
 
+let width = window.innerWidth * window.devicePixelRatio;
+let height = window.innerHeight * window.devicePixelRatio;
 let config = {
+	title: "Happy 2021!",
+	url: "http://shikiryu.ovh/new_year_2021",
 	type: Phaser.AUTO,
-	width: 800,
-	height: 600,
+	width: width,
+	height: height,
+	background: 0xffffff,
 	scene: {
 		preload: preload,
 		create: create,
@@ -32,7 +37,6 @@ function preload() {
 	this.load.image('bleu', 'img/virus-bleu.png');
 	this.load.image('rouge', 'img/virus-rouge.png');
 	this.load.image('vert', 'img/virus-vert.png');
-	this.load.image('bg', 'img/bg.png');
 }
 
 function killVirus(player, virus) {
@@ -41,8 +45,8 @@ function killVirus(player, virus) {
 	enemiesText.setText('virus restant : '+enemiesCount);
 	if (enemiesCount === 0) {
 		enemiesText.visible = false;
-		that.add.text(200, 250, 'Bonne annnée 2021 !', { fontSize: '32px', fill: '#000' });
-		that.add.text(250, 300, 'Si possible, sans virus', { fontSize: '14px', fill: '#000' });
+		that.add.text(width/2-200, height/2-50, 'Bonne annnée 2021 !', { fontSize: '32px', fill: '#000' });
+		that.add.text(width/2-50, height/2, 'Si possible, sans virus', { fontSize: '14px', fill: '#000' });
 		win.play();
 	}
 }
@@ -52,19 +56,19 @@ function getRandomInt(max) {
 }
 
 function create() {
-	this.add.image(400, 300, 'bg');
-	
 	shoot = this.sound.add('shoot');
 	win = this.sound.add('win');
 	
 	enemiesText = this.add.text(16, 16, 'virus restant : '+maxEnemies, { fontSize: '32px', fill: '#000' });
 	
 	graphics = this.add.graphics();
+	graphics.fillGradientStyle(0x3d6d7d, 0x3d6d7d, 0x9addf3, 0x9addf3, 1);
+	graphics.fillRect(0, 0, width, height);
 	
 	viruses = new Array(maxEnemies).fill(null).map(
 		function() {
 			let color = colors[Math.floor(Math.random() * colors.length)];
-			return that.add.image(getRandomInt(800), getRandomInt(600), color);
+			return that.add.image(getRandomInt(width), getRandomInt(height), color);
 		}
 	);
 	
@@ -78,6 +82,8 @@ function create() {
 	});
 	
 	this.input.on('pointerdown', function (pointer) {
+		target.x = pointer.x;
+		target.y = pointer.y;
 		let pointerX = pointer.x;
 		let pointerY = pointer.y;
 		shoot.play();
@@ -95,6 +101,7 @@ function create() {
 			}
 		}
 	}, this);
+	
 }
 
 function update() {