情绪： 舒缓

https://elements.envato.com/piano-cinematic-ZA26TKJ

https://elements.envato.com/classic-4TBUKML

https://elements.envato.com/positive-piano-with-violins-59WVJRZ

https://elements.envato.com/sad-dramatic-piano-BVMYS5Z

https://elements.envato.com/the-documentary-piano-V7KCNHT

https://elements.envato.com/this-is-sad-piano-LNDUF7G

https://elements.envato.com/sentimental-piano-background-DXAESEG

https://elements.envato.com/classical-strings-with-emotional-piano-P79ZMJ9

https://elements.envato.com/mom-JJLVRRX

https://elements.envato.com/piano-intro-BBMSR5E

https://elements.envato.com/lush-life-Z8JWRX9

https://elements.envato.com/nature-piano-64VRHRC

https://elements.envato.com/piano-valentine-ZWN8MRT

https://elements.envato.com/dramatic-emotional-inspiring-piano-VX9KTKS

https://elements.envato.com/calm-piano-6RH8ZT2

https://elements.envato.com/classical-piano-A4V8T57

https://elements.envato.com/jazz-hop-XFLJBSK

https://elements.envato.com/emotional-dramatic-piano-Y64DPJ2

https://elements.envato.com/the-modern-violins-DX7BTAY

https://elements.envato.com/inspiring-piano-intro-D9J57MT

https://elements.envato.com/the-hopeful-LBF7Q6S

https://elements.envato.com/cinematic-drama-piano-5RQKBT8

https://elements.envato.com/emotional-piano-cinematic-percussion-RKZAX23

https://elements.envato.com/piano-intro-ident-SA3ZBLH