

    <link rel="stylesheet" type="text/css" href="css/core.css">
    <link rel="stylesheet" type="text/css" href="css/core-colors.css">
    <link rel="stylesheet" type="text/css" href="css/core-icons.css">
    <link rel="stylesheet" type="text/css" href="css/docs.css">
    <title>CoreCSS</title>
</head>
<body>

<div class="app">
    <div class="view">

        <header class="header fix-slow-animation">
            <button class="nav-button" id="sidebar-toggle"><span></span></button>
            <span class