/* @import 'path/to/file.css'; */

@import 'path/to/file.css';
@import "path/to/file.css";

@import url('path/to/file.css') screen and (min-width: 100px);
@import url("path/to/file.css") screen and (min-width: 100px);

@import url( 'path/to/file.css' ) screen and ( min-width: 100px );
@import url( "path/to/file.css" ) screen and ( min-width: 100px );

@import url( 'path/to/file.css' ) screen and ( min-width: 200px ), print and ( color );

@import url( 'some/file.css?ryan=d$de' ) screen and ( expression: 'value' ), screen and ( expression );

#arbitrary {
    display:none;
}