Facts
[A.A.] (appellant) and [B.A.] (respondent) have been married since 2002 and have three children in common ([C.A.] , [D.A.] and [E.A.] ). Since 15 June 2017, the spouses have been living separately, with the children residing with the mother.
In December 2018, the Regional Court [U.] regulated the separation, granted the parents joint custody, assigned the children to the care of the mother and granted the father limited visitation rights. It also set the child support to be paid by the father.
Both parties appealed the decision to the Cantonal Court of Graubünden. In its judgment of 16 November 2020, the Cantonal Court adapted the decision of the Regional Court in various points, in particular regarding the determination of child support.
Considerations
The Federal Court dismisses the appeal of [A.A.] against the judgment of the Cantonal Court of Graubünden, insofar as it is admissible.
The Cantonal Court has not established the facts in an arbitrary manner and has not violated the appellant's…