Generated by SassMeister.com.

SassMeister-input.scss

// ----
// Sass (v3.3.7)
// Compass (v1.0.0.alpha.18)
// Modular Scale (v2.0.5)
// ----

@import "modular-scale";

// Set default ratio
$ms-ratio: $augmented-fourth;

// Ratios for different sizes
$large-ratio: $augmented-fourth;
$small-ratio: $minor-third;

@mixin ratio($size) {
  @if $size == large {
    $ms-ratio: $large-ratio;
  }
  @if $size == small {
    $ms-ratio: $small-ratio;
  }
  @content;
}





foo {
  font-size: ms(1);
  @media (min-width: 40em) {
    @include ratio(small) {
      font-size: ms(1);
    }
  }
}

SassMeister-output.css

foo {
  font-size: 1.41421em;
}
@media (min-width: 40em) {
  foo {
    font-size: 1.2em;
  }
}