If it isn't quite the size or color you had in mind, go back to Google Calendar and adjust the settings, but you'll have to copy and paste the HTML code again.
Ọ bụrụ na ọ bụchaghị oke ma ọ bụ agba ị bu n'uche, ị nwere ike ịlaghachi Kalinda Kalinda ma gbanwee ntọala ahụ, ma ị ga-edetuo ma pịazi koodu HTML ọzọ.