<!DOCTYPE html>
<html>
<head>
<title>Racing Game</title>
<style>
#container {
width: 500px;
height: 600px;
border: 1px solid black;
position: relative;
margin: 0 auto;
}
#car {
width: 50px;
height: 100px;
background-color: red;
position: absolute;
bottom: 10px;
left: 225px;
}
</style>
</head>
<body>
<h1>Racing Game</h1>
<div id="container">
<div id="car"></div>
</div>
<script>
var car = document.getElementById('car');
var carLeft = 225;
var speed = 5;
document.addEventListener('keydown', function(event) {
if (event.keyCode === 37) {
carLeft -= speed;
}
if (event.keyCode === 39) {
carLeft += speed;
}
car.style.left = carLeft + 'px';
});
</script>
</body>
</html>