Sure! Here is an example of a simple game where you need to dodge bullets as they are being shot at you. The game will be implemented as a single HTML file and will use JavaScript. Please note that the game logic and graphics can be further enhanced according to the specific requirements.
To play the game, open the HTML file in a web browser, or you can copy the code into an HTML file and run it. The game will be displayed on the screen, and you can control the player using the left and right arrow keys on your smartphone. Your objective is to dodge the bullets as they fall from the top of the screen. If a bullet touches the player, the game ends and you will see an alert message saying "Game over!".