Girls bought a children's crib. The daughter refuses to lie on it ((( …

Girls bought a children's crib. The daughter refuses to lie on it ((( but without her it's impossible. Since several times she fell from the general bed. In general, I put her there only after she falls asleep. And so she cries when I put her down. What should I do in such cases? Can you train her? I see that many kids play and fall asleep on their cribs ? I also want to