@import url('https://fonts.googleapis.com/css?family=Open+Sans:300,400');
@import (inline) url("https://fonts.googleapis.com/css?family=Roboto:300");
@import (less) url("https://fonts.googleapis.com/css?family=Roboto:400");
@import (once) url("https://fonts.googleapis.com/css?family=Roboto:500");
@import (multiple) url("https://fonts.googleapis.com/css?family=Roboto:700");

// This url not allowed (should be ignored)
@import (optional) url("https://fonts.googleapis.com/css?family=Roboto:600");
