The mood of the nation hasn't changed one bit as far as Brexit; we are as divided now as we were when we had the referendum. The EU results show this, they show Remain/Leave is more or less split down the middle. Labour and Tory votes don't count as neither can be called a remain or leave party at the moment.
Claire Fox has said some iffy things in the past as have a lot of people, but she's not a bad person, she cares for working people and knows full well that those people have been left behind especially in the north.
I think many would claim Claire Fox's comments are rather more serious than just 'iffy'; are you referring to this?
... from Wikipedia
'In April 2019, Fox was criticised by the Morning Star, a socialist daily, and by Robert Griffiths, General Secretary of the Communist Party of Britain, for her view that the Government of the United Kingdom should not ban people from watching child porn or Jihadi terrorist videos. She has also attracted criticism for her support for the Irish Republican Army in the past. A Brexit Party spokesperson commented on the criticism of their candidate Fox "It's a desperate attempt to cause trouble"'