Board Game Arena

I have a suggestion.....I just played the game online for the first time and I noticed it is very hard to distinguish the trains, when they are placed on a route, from the route colors themselves. My suggestion is to color the windows on the trains black, so they would stand out more.

You have 2 user preferences that might help you :
The bold outline on train cars, and you can also activate the color blind symbols of it's not enough