Generated by SassMeister.com.

SassMeister-input.scss

// ----
// Sass (v3.4.14)
// Compass (v1.0.3)
// ----

$media-queries: true;

@mixin breakpoint( $size ){
  @if ( $media-queries == true ) {
    @media ( $size ){
      @content
    }
  }
}

.test {
  @include breakpoint( 'max-width: 480px' ) {
    color: red;
  }
}

SassMeister-output.css

@media (max-width: 480px) {
  .test {
    color: red;
  }
}