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@charset "utf-8";


@psdwidth: 1024;
@basesize: 100;
@bt: 100rem;
@fit: 320px, 360px, 375px, 384px, 400px, 414px, 424px, 450px, 480px, 540px, 640px, 720px, 750px, 1024px, 1920px;
.rtrt(@index) when (@index<=length(@fit)) {
  @media (min-width: extract(@fit,@index)) {
    html {
      font-size: extract(@fit,@index)/@psdwidth*@basesize;
    }
  }
  .rtrt(@index+1);
}


.rtrt(1);


html, body {
  width: 100%;
  height: 100%;
}