Music by Kevin MacLeod (original composer: unknown). Available under the Creative Commons Attribution 3.0 Unported license. Download link: https://incompetech.com/music/royalty-free/index.html?isrc=USUAN1100012

MacLeod's description:

Genre: Holiday
Length: 2:19
Instruments: Piano

Very very high and thin. 004
ISRC: US-UAN-11-00012
Relaxed, Mystical 2006