I am aware that the whole subject of Christmas has engendered much controversy.
You may be interested in the attached article by Dr. Brian Abshire on Rethinking the Pagan Origins of Christmas.
The main thing is to keep the main thing the main thing. To love God with all of our heart, soul, mind and strength and to love our neighbours as ourselves. The Great Commission is to make disciples of all nations, teaching obedience to all things that the Lord has commanded.