_design.scss

html {
  height: 100%;
}

///////// global //////////
.main_body {
  @extend %grid_12;
}

.sass_input {
  @include grid(6.125, alpha);
}

.css_output {
  @include grid(6.125, omega);
}

@media #{$tablet} {
  .sass_input, .css_output {
    @include grid(4.25, alphaomega, $grid_context: 4);
  }
}

.controls {
  min-height: em(72);
  float: left;
  width: 100%;
}

.form_control {
  @include grid(4, $grid_context: 4);

  margin-bottom: em(16);

  @media #{$desktop} {
    @include grid(4);

    &:first-child {
      @include grid(4.125, alpha);
    }

    &:last-child {
      @include grid(4.125, omega);
    }
  }
}

.css_output .controls {
  padding-top:em(20);
  min-height: em(52);
}

.css_output .button {
  @extend .form_control;
}

.css_output a {
  float: left;
  display: block;
}

#reset {
  float: right;
}

.labels {
  width: 100%;
  text-align: center;
  margin: 0;
  line-height:1.5;
  font-weight:bold;
  font-size: em($heading_3);
}

.site_footer {
  width: 100%;
  float: left;
  font-size: em(12);
  text-align: center;

  @media #{$mobile} {
    @include grid(12);

    margin: 0 em(18);
    text-align: left;
  }
}

.footer_container {
  font-size: em(18, 12);
  text-align: left;

  @media #{$tablet} {
    font-size: em(12, 12);

    p {
      line-height: 1.5em;
    }
  }
}