Sure! Here's a sample code for a simple car game where you can drive freely and there are other cars on the road. It features basic controls for a smartphone operation and uses pictograms for the car and other cars.
To play the game, simply paste the above code into a new .html file and open it in a web browser. The game canvas will be displayed, and you can use the left and right buttons to control the car and drive freely on the road. Avoid colliding with the other cars that appear randomly, as it will end the game when a collision occurs.
Please note that this is just a simple example to get you started. You can further enhance the game by adding features such as scorekeeping, levels, power-ups, and more.