JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://cdnjs.cloudflare.com/ajax/libs/phaser/2.6.2/phaser.js"></script>
<div id ="phaser"></div>

JavaScript

var game = new Phaser.Game(800, 500, Phaser.WEBGL, 'phaser', { preload: preload, create: create, update: update});

var ufo;
var Keys = Phaser.Keyboard;
var speed = 256;
var style = 'default';

function preload() {
		game.load.crossOrigin = 'anonymous';
    game.load.spritesheet('test1', 'http://i.imgur.com/e12N0ul.png', 72, 144);
    game.load.tilemap('desert', 'https://examples.phaser.io/assets/tilemaps/maps/desert.json', null, Phaser.Tilemap.TILED_JSON);
    game.load.image('tiles', 'https://examples.phaser.io/assets/tilemaps/tiles/tmw_desert_spacing.png');
}

function create() {
    //  Make the world larger than the actual canvas
    game.add.tileSprite(0, 0, 1920, 1920, 'background');
    game.world.setBounds(0, 0, 14000, 14000);
    
    game.add.image(0, 0, 'test');
    
 
    
  
    ufo = game.add.sprite(0, 0, 'test1');
    game.physics.startSystem(Phaser.Physics.ARCADE);
    game.physics.enable(ufo, Phaser.Physics.ARCADE);

    //registration point
    ufo.anchor.setTo(0.5, 0.5);
    ufo.angle = 31

   game.camera.follow(ufo);
   game.camera.roundPx = false;
}

function update() {
        ufo.body.velocity.x = 0;
        ufo.body.velocity.y = 0;
        
        ufo.rotation = game.physics.arcade.angleToPointer(ufo) + 1.57;
 
        
         if (game.input.keyboard.isDown(Phaser.Keyboard.A))
    {
        ufo.body.velocity.x = -speed;
    }
    if (game.input.keyboard.isDown(Phaser.Keyboard.D))
    {
       ufo.body.velocity.x = speed;
    }

    if (game.input.keyboard.isDown(Phaser.Keyboard.W))
    {
        ufo.body.velocity.y = -speed;
    }
     if (game.input.keyboard.isDown(Phaser.Keyboard.S))
    {
        ufo.body.velocity.y = speed;
    }
        
}