Generated by SassMeister.com.

SassMeister-input.scss

// ----
// Sass (v3.4.9)
// Compass (v1.0.1)
// ----

$retina: "(-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi)";

// This will generate unwanted results!
@media (min-width: 480px) and #{$retina} {
  body {
    background-color: red;
  }
}

SassMeister-output.css

@media (min-width: 480px) and (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
  body {
    background-color: red;
  }
}