Back in around 1989, Reebok launched a TV advert called 'The Line' where a single line across the screen became every kind of sporting marker you can think of - cricket crease, hurdle, high jump,...
There was a Reebok(?) ad from the late 80's where there was a stationary white line across the screen and athletes from different sports used it as a finishing line (for running a race), a goal line...