These themes are made to suit screen size 320x240. Made specifically for the GPi case.
GPi Themes links
https://github.com/RetroHursty69/es-theme-GPi_Soda
https://github.com/RetroHursty69/es-theme-GPi_Sonic
https://github.com/RetroHursty69/es-theme-GPi_TriClops
https://github.com/RetroHursty69/es-theme-GPi_Trio
https://github.com/RetroHursty69/es-theme-GPi_UniFlyered
https://github.com/RetroHursty69/es-theme-GPi_BalrogCapcom
https://github.com/RetroHursty69/es-theme-GPi_BisonCapcom
https://github.com/RetroHursty69/es-theme-GPi_BlankaCapcom
https://github.com/RetroHursty69/es-theme-GPi_CammyCapcom
https://github.com/RetroHursty69/es-theme-GPi_CapCommandoCapcom
https://github.com/RetroHursty69/es-theme-GPi_ChunLiCapcom
https://github.com/RetroHursty69/es-theme-GPi_DhalsimCapcom
https://github.com/RetroHursty69/es-theme-GPi_DeeJayCapcom
https://github.com/RetroHursty69/es-theme-GPi_DemitriCapcom
https://github.com/RetroHursty69/es-theme-GPi_GhoulsCapcom
https://github.com/RetroHursty69/es-theme-GPi_GuileCapcom
https://github.com/RetroHursty69/es-theme-GPi_HondaCapcom
https://github.com/RetroHursty69/es-theme-GPi_KenCapcom
https://github.com/RetroHursty69/es-theme-GPi_RyuCapcom
https://github.com/RetroHursty69/es-theme-GPi_SagatCapcom