Fix modal
Fix layout
Support colors for tracks
Add 3D model preview
Adds 3D model with tracks
Add colors to 3D model from the tracks
Fix 3D model preview
Add support for thin and thick tracks
Handle removed tracks in the 3D model
Add collisions.
Do not use the app.icon
Use MarkDown version
Fix bug loading images.
Fix
Fix instructions
Fix question.
Fixes