Why the birth rate in Germany continues to nosedive

Women in Germany are having just 1.35 children on average — a record low level. Does this say something about the country's state of prosperity, or is it a sign that women are asserting their rights?

source https://www.dw.com/en/why-the-birth-rate-in-germany-continues-to-nosedive/a-73499182?maca=en-rss-en-ger-1023-rdf