Vi har fått en del feilmeldinger under valideringen av css stylingen vår. 
Koden vi har brukt fungerer, men for validatoren er det ukjent.
Vi fikk dette:
11		-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Oxygen,Ubuntu,Cantarell,'Open Sans','Helvetica Neue',sans-serif is an unknown vendor extension

50		-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Oxygen,Ubuntu,Cantarell,'Open Sans','Helvetica Neue',sans-serif is an unknown vendor extension

68		-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Oxygen,Ubuntu,Cantarell,'Open Sans','Helvetica Neue',sans-serif is an unknown vendor extension

73		-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Oxygen,Ubuntu,Cantarell,'Open Sans','Helvetica Neue',sans-serif is an unknown vendor extension

85		-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Oxygen,Ubuntu,Cantarell,'Open Sans','Helvetica Neue',sans-serif is an unknown vendor extension

182		-webkit-animation-name is an unknown vendor extension

183		-webkit-animation-duration is an unknown vendor extension

188		Unrecognized at-rule @-webkit-keyframes