Sure! Here's a simple example of a 2D car game implemented as a single HTML file using JavaScript. Please note that due to the text-based interface, providing pictograms might not be possible. You can copy the code into an HTML file, save it, and open it in a web browser on your smartphone to play the game.
2D Car Game
Please note that this code only provides the basic structure for a 2D car game. You would need to add additional logic, graphics, and event handling (e.g., obstacle generation, collision detection) to make a complete and playable game.