Sure! Here's a simple game called "Doors 3D" implemented as a single HTML file. Please copy and save the code below into an HTML file (e.g., `doors_3d.html`), and open it in a web browser on your smartphone to play the game.
This game is a simple interactive doors puzzle. You have three doors displayed as brown rectangles. By tapping on the doors, you can select the orange door. Each level increases the number of doors. The game ends when you successfully select the correct door on the final level.
Note: Since this game is designed for smartphone operation, you can open it on your smartphone's web browser for the best experience.