A section of fans behind one goal at the Stade Jacques Chaban-Delmas threw multi-coloured dust into the air as the two sides began the encounter.
The effect created was a stunning one, with the rainbow-coloured dust covering everyone in that part of the ground in a haze of pastel shades.
Fans were covered in waterproof ponchos to protect their clothing, and at the front of the terrace was a banner displaying the words 'All colours are beautiful', in what was perhaps a political message.
Bordeaux won the match 1-0, thanks to Diego Rolan's goal shortly before half-time.
Pep Guardiola issues a very blunt answer when quizzed by reporters on latest accusation levelled against Manchester City
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