Presidential election campaign posters of Van der Bellen and Hofer are seen in Vienna
Presidential election campaign posters of Alexander Van der Bellen (L), who is supported by the Greens, reading "Vote! Don't be surprised." and of Norbert Hofer of the FPOe, reading "For Austria with heart and soul", are seen in Vienna, Austria, December 4, 2016. REUTERS/Heinz-Peter Bader