Ludum Dare 46 - Keep It Alive

This was a game made in 48 hours for Ludum Dare 46.
Keep It Alive is a puzzle game about a person, who after hearing about strange relics hidden in the caves, begins an adventure into the caves. Unfortunately he only brought a torch with him that has a reckless flame. Collect coal so that your flame doesn't go out, plunging you into darkness, ride the minecart rails, dodging dead ends and discover the relics in Keep It Alive.

Controls:
WSAD to move
AD to tilt minecarts

Each step you take, the lower your flame gets. Pickup coal to replenish it