Generated by SassMeister.com.

SassMeister-input.scss

// ----
// libsass (v0.7.0)
// ----


@mixin media-query() {
  @media only screen {
    @content;
  }
}

.class-1 {
  display: block;
  @include media-query() {
    display: none;
  }
}

.class-2 {
  @extend .class-1;
}

SassMeister-output.css

.class-1, .class-2 {
  display: block; }
  @media only screen {
    .class-1 {
      display: none; } }