Fix: screen top ui, screen bottom ui

src/game/menu/welcome_player_text.js

@@ -1,7 +1,7 @@
 class WelcomePlayerText extends Phaser.Text {
 
 	constructor(playerName) {
-		super(game, game.world.width / 2, 32, "어서오세요, " + playerName + "님", WelcomePlayerText.DEFAULT_TEXT_FONT);
+		super(game, game.world.width / 2, game.world.height / 2 - 40, "어서오세요, " + playerName + "님", WelcomePlayerText.DEFAULT_TEXT_FONT);
 
 		this.anchor.set(0.5);
 		this.inputEnabled = false;
@@ -14,9 +14,9 @@ class WelcomePlayerText extends Phaser.Text {
 		this.stroke = '#000';
 		this.strokeThickness = 5;
 
-		this.alpha = 0;
+		this.alpha = 1;
 		let tweenAlpha = game.add.tween(this);
-		tweenAlpha.to( { alpha: 1 }, 500, Phaser.Easing.Linear.None, true);
+		tweenAlpha.to( { alpha: 0 }, 2000, Phaser.Easing.Back.In, true);
 
 		game.add.existing(this);
 	};
@@ -28,7 +28,7 @@ class WelcomePlayerText extends Phaser.Text {
 }
 
 WelcomePlayerText.DEFAULT_TEXT_FONT = {
-	font: "40px Arial",
+	font: "60px Arial",
 	boundsAlignH: "center",		// left, center. right
 	boundsAlignV: "middle", 	// top, middle, bottom
 	fill: "#fff"