           <div class="mdl-layout__header-row">
                <span class="mdl-layout__title">Simple Portfolio Layout</span>
            </div>
            <div class="mdl-layout__header-row portfolio-navigation-row">
                <nav class="mdl-navigation mdl-typography--body-1-force-preferred-font">
                    <a class="mdl-navigation__link is-active" href="index.html">Portfolio</a>
                    <a class="mdl-navigation__link" href="blog.html">Blog</a>
                    <a class="m