Music by Kevin MacLeod. Available under the Creative Commons Attribution 3.0 Unported license. Download link:  https://incompetech.com/music/royalty-free/index.html?isrc=USUAN1100110

MacLeod's description:

Genre: Silent Film Score
Length: 2:50
Instruments: Piano
Tempo: 96

Unsteady quaint day-in-the-park type theme. 031
ISRC: US-UAN-11-00110
Bright, Bouncy 2007