<!DOCTYPE html>
<html>
<head>
  <link rel="stylesheet" href="node_modules/purecss/build/base.css">
  <link rel="stylesheet" href="node_modules/purecss/build/grids.css">
</head>
<body>
  <div class="pure-g">
    <header class="pure-u-1">
      Header
    </header>
    <aside class="pure-u-1-4">
      Sidebar
    </aside>
    <main class="pure-u-3-4">
      Content
    </main>
    <footer class="pure-u-1">
      Footer
    </footer>
  </div>

</body>
</html>
