DIFFERENCE BETWEEN CHRISTIAN SONGS AND NORMAL SONGS

I found out that the difference between normal songs and christian songs are their style of playing and the way the song flows. Christian songs hav a lot of build up.build up means that they quite down and without or with your expectations, they reach the climax of the song. Here's an example of the song. Its quite long but if you hav time, pls do listen. hillsong united- There is nothing like.