This is normal behaviour. There is no setting for that.
I think you are misinterpreting these to be cards, they are not. They are notes and the canvas is zoomed out to the point of just visualizing the title of the note. You can customise the threshold for that to happen with the newest update.
You can use <p align=“center”>text here<\p> to align text in the center, which looks like this
You can then use
repeatedly to align it vertically as well like this:
With the result being this: