Generated by SassMeister.com.

SassMeister-input-HTML.html

<header>header</header>
<nav>navigation</nav>
<article>article</article>
<div class="inner">
  <section>section</section>
  <footer>footer</footer>
</div>

SassMeister-input.scss

// ----
// Sass (v3.3.4)
// Compass (v)
// Breakpoint (v)
// Susy (v)
// ----

@import "compass";
@import "compass/reset";
@import "breakpoint";
@import "susy";

@include establish-baseline;

$susy: (
  gutter-position: inside,
);
body {
  @include container(show);
}
header {
  @include span(2);
}
nav {
  @include span(2);
}
article {
  @include span(2);
}
.inner {
  @include span(2 nest);
  section {
    @include span(1 of 2);
  }
  footer {
    @include span(1 of 2 at 1);
  }
}

// visuals
// -------
$pink: rgb(255, 0, 128);
html { background: white; }
header, nav, article, footer, section {
  @include rhythm-padding(1);
  font-family: monospace, serif;
  background: 
    linear-gradient(rgba($pink, .125), rgba($pink, .125)), 
    rgba($pink, .25);
  background-clip: content-box, border-box;
  box-shadow: 0 0 0 1px rgba($pink, .25) inset;
}

SassMeister-output.css

html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, embed,
figure, figcaption, footer, header, hgroup,
menu, nav, output, ruby, section, summary,
time, mark, audio, video {
  margin: 0;
  padding: 0;
  border: 0;
  font: inherit;
  font-size: 100%;
  vertical-align: baseline;
}

html {
  line-height: 1;
}

ol, ul {
  list-style: none;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
}

caption, th, td {
  text-align: left;
  font-weight: normal;
  vertical-align: middle;
}

q, blockquote {
  quotes: none;
}
q:before, q:after, blockquote:before, blockquote:after {
  content: "";
  content: none;
}

a img {
  border: none;
}

article, aside, details, figcaption, figure, footer, header, hgroup, main, menu, nav, section, summary {
  display: block;
}

html {
  font-size: 100%;
  line-height: 1.5em;
}

body {
  max-width: 100%;
  margin-left: auto;
  margin-right: auto;
  background-image: -moz-linear-gradient(left, rgba(102, 102, 255, 0.25), rgba(179, 179, 255, 0.25)), -moz-linear-gradient(top, rgba(0, 0, 0, 0.5) 5%, rgba(0, 0, 0, 0) 5%);
  background-image: -webkit-linear-gradient(left, rgba(102, 102, 255, 0.25), rgba(179, 179, 255, 0.25)), -webkit-linear-gradient(top, rgba(0, 0, 0, 0.5) 5%, rgba(0, 0, 0, 0) 5%);
  background-image: linear-gradient(to right, rgba(102, 102, 255, 0.25), rgba(179, 179, 255, 0.25)), linear-gradient(to bottom, rgba(0, 0, 0, 0.5) 5%, rgba(0, 0, 0, 0) 5%);
  background-size: 25%, 100% 24px;
  background-origin: content-box, border-box;
  background-clip: content-box, border-box;
  background-position: left top;
}
body::after {
  content: " ";
  display: block;
  clear: both;
}

header {
  -moz-box-sizing: border-box;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  width: 50%;
  float: left;
  padding-left: 2.5%;
  padding-right: 2.5%;
}

nav {
  -moz-box-sizing: border-box;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  width: 50%;
  float: left;
  padding-left: 2.5%;
  padding-right: 2.5%;
}

article {
  -moz-box-sizing: border-box;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  width: 50%;
  float: left;
  padding-left: 2.5%;
  padding-right: 2.5%;
}

.inner {
  -moz-box-sizing: border-box;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  width: 50%;
  float: left;
}
.inner section {
  -moz-box-sizing: border-box;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  width: 50%;
  float: left;
  padding-left: 5%;
  padding-right: 5%;
}
.inner footer {
  -moz-box-sizing: border-box;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  width: 50%;
  float: left;
  padding-left: 5%;
  padding-right: 5%;
}

html {
  background: white;
}

header, nav, article, footer, section {
  padding-top: 1.5em;
  padding-bottom: 1.5em;
  font-family: monospace, serif;
  background: linear-gradient(rgba(255, 0, 128, 0.125), rgba(255, 0, 128, 0.125)), rgba(255, 0, 128, 0.25);
  background-clip: content-box, border-box;
  box-shadow: 0 0 0 1px rgba(255, 0, 128, 0.25) inset;
}

SassMeister-rendered.html

<header>header</header>
<nav>navigation</nav>
<article>article</article>
<div class="inner">
  <section>section</section>
  <footer>footer</footer>
</div>