Change the background color:
Change the background color:

TODO

 * Fix the positioning of the tooltip in some browsers (Safari / Firefox)
 * Fix the equation for the route path.
 * Fix the interpolation shader for the routes.
 * Return an error message when finding errors while creating routes.
 * Add flights to city when clickng on a city.

printedheart/philogl,shelsonjava/philogl,Drakesinger/philogl,philogb/philogl,senchalabs/philogl,senchalabs/philogl,printedheart/philogl,shelsonjava/philogl,printedheart/philogl,shelsonjava/philogl,philogb/philogl,senchalabs/philogl,Drakesinger/philogl,philogb/philogl,Drakesinger/philogl,shelsonjava/philogl