Shortly after, the team flew to Sochi, its base for the tournament, as those back in their homeland reacted to a win which impressed and boosted expectations of winning an unprecedented sixth world title.
The Paris Saint-Germain star made his first start for Brazil since November as he continues his comeback from foot surgery and was on the end of several fouls he did not seem to appreciate.
Gabriel Jesus should have been penalised for offside when he converted expertly nine minutes before half-time at Vienna's Ernst-Happel-Stadion, but the Manchester City striker's 10th goal in 17 global appearances stood.
Brazil, who have won the World Cup a record five times, are in Group E with Switzerland, Costa Rica and Serbia.
Coming off the back of an encouraging 2-1 win over holders Germany in the previous fixture, the hosts tried to put up another fight, but after a positive start, were completely blown out of water by a belligerent Seleccao.
His goal took him on to 55 from 85 caps and he was proud to move level with Romario as Brazil's third highest scorer, leaving him 22 behind record-holder Pele.
The pressure told in the 36th minute when Marcelo's speculative shot hit Casemiro and fell for Jesus, who finished with ice-cool precision despite replays suggesting he was fractionally offside. "We came into a game with lots of [physical] contact and had a great performance".
For the 2018 World Cup, it's easy to pick out the favourites. "I always try to be prepared to play where the coach needs me and contribute in the best way possible". An attacking 4-3-3, a forward trio of Neymar, Philippe Coutinho and Gabriel Jesus, skill, flair, power and pace throughout the side. but what if they have to play against Germany?
He joked about Austria's rough approach.
"We got ready for the UFC today, but it was good".
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