Improving the looks
Nice styling of buttons.
Added MD prompt on page load.
Made fixed UI elements partiallty transparent.
Added a list of predefined molecules for easy testing.
Fixed onMouseClick throwing an error when mouseup on element where not mousedown.
Fixed user select on controls

+ Made controls more opaque;
+ Cleaned up CSS.
Made controls togglable.
Improved copyright style.
Removed 'interactive' from settings.
Settings now close on title click

+ Settings are no longer selectable.