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=USUAN1100628

MacLeod's description:

Genre: Pop
Length: 3:45
Instruments: Guitar, Bass, Kit, Piano
Tempo: 79

Slightly longer, slightly slower version of "Sunshine"
ISRC: US-UAN-11-00628
Bright, Calming, Relaxed 2009