Good morning girls) We've been at it for exactly two months, the littl…

Good morning girls) We've been at it for exactly two months, the little one loves to sleep only on her tummy, she flips her head upside down in her sleep from one side to the other. Laying on her back or on her stomach, she starts crying, I rock and only on her tummy, then she calms down and falls asleep. Has anyone had this? And what should I do about it? Many write that it is supposedly an instinct in children. On top of all that, when awake lying on her back looks only in one (right) direction, I turn her over, she cries and screams ??‍♀️, I thought she was crooked, but no, our pediatrician checked everything out in month and found