There’s two middle classes though aren’t there?
They can intersect but also be separated
There’s middle class semi detached, big car, holidays abroad, survivable pension.
There’s middle class bookshelves with books, cooks fancy food, goes to museums, drinks posh tea, pronounces foreign names and words with an accent.
You can tick those boxes and be working class, but tick too many and the next thing you know, you might not feel quite at home as you did at your old local