Added the sources and pages.
Tidyup, corrections to the potential.
Added keybindings.
GitHub links.
Fixed the font.
Refactoring, namespacing.
Configurable keybindings, HTML and CSS refactor.
Markup madness.
Added fps counter.
Make keybindings more noticeable.
Add option to change potential type.
Moar positioning madness
Use classes in CSS selectors.
Added another caption.
CSS cleanup.
pointer-events: none;
Changed title.
pointer-events: auto; for the action links to work
Ditch some precision in favour of performance - precompute each balls field.
Correct little mishap.