Argostoli shops opening hours over Paska:
Mon 26/04/21 - 09:00-14:00 & 17:00-20:30 - Megali Deftera
Tue 27/04/21 - 09:00-14:00 & 17:00-20:30 - Megali Triti
Wed 28/04/21 - 09:00-14:00 & 17:00-20:30 - Megali Tetarti
Thu 29/04/21 - 09:00-14:00 & 17:00-20:30 - Megali Pempti
Fri 30/04/21 - 13:00-19:00 - Megali Paraskevi
Sat 01/05/21 - 09:00-17:00 - Megalo Sabbato
Sun 02/05/21 - Paska Bank Holiday - Kyriaki tou Paska
Mon 03/05/21 - Paska Bank Holiday - Deftera tou Paska
Tue 04/05/21 - May Day Bank Holiday - Ergatiki Protomayia
Edit: Spelling (cheers, Bryan!)