Literally concrete steps represent a stair made of concrete, it may be a free mason symbol.
Bwahahahaha ! What a fucking symbol.
More precisely, thanks to muslims attacks, organised by SS, and thanks to a conspiracy against Fillon (the only credible Right candidate), Le Pen went at the second round, insuring Macron's election.
All has been staged with the same dirty methods as the US Deep State ones introduced in France by Hollande, the previous president.