.some-class-name { 
  @import "feature/index.scss";
}
@media only screen {
  .another-class-name {
    single-quoted: url('images/img.jpg');
    double-quoted: url("images/img.jpg");
    unquoted: url(images/img.jpg);
    query: url(images/img.jpg?query);
    hash: url(images/img.jpg#hash);
  }
}