help needed with programing an arduino uno r3 and canbus shield cards v1.2 mcp25

i am using online editor as the pc based one still gives errors but when i try to import canbus mcp2515 i get an error and it will not import

the link to the libraries is here https://github.com/ludwig-v/arduino-psa-comfort-can-adapter/raw/master/arduino-mcp2515.zip

but it downloads but the error message and will not import