<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>hill</title>
    <style>
        body {
            margin: 0;
            padding: 0;
        }
        #gameCanvas {
            display: block;
        }
    </style>
</head>
<body>
    <canvas id="gameCanvas"></canvas>
    <script src="game.js"></script>
</body>
</html>