node_modules/material-design-lite/src/layout/snippets/fixed-tabs.html

<!-- Simple header with fixed tabs. -->
<div class="mdl-layout mdl-js-layout mdl-layout--fixed-header
            mdl-layout--fixed-tabs">
  <header class="mdl-layout__header">
    <div class="mdl-layout__header-row">
      <!-- Title -->
      <span class="mdl-layout-title">Title</span>
    </div>
    <!-- Tabs -->
    <div class="mdl-layout__tab-bar mdl-js-ripple-effect">
      <a href="#fixed-tab-1" class="mdl-layout__tab is-active">Tab 1</a>
      <a href="#fixed-tab-2" class="mdl-layout__tab">Tab 2</a>
      <a href="#fixed-tab-3" class="mdl-layout__tab">Tab 3</a>
    </div>
  </header>
  <div class="mdl-layout__drawer">
    <span class="mdl-layout-title">Title</span>
  </div>
  <main class="mdl-layout__content">
    <section class="mdl-layout__tab-panel is-active" id="fixed-tab-1">
      <div class="page-content"><!-- Your content goes here --></div>
    </section>
    <section class="mdl-layout__tab-panel" id="fixed-tab-2">
      <div class="page-content"><!-- Your content goes here --></div>
    </section>
    <section class="mdl-layout__tab-panel" id="fixed-tab-3">
      <div class="page-content"><!-- Your content goes here --></div>
    </section>
  </main>
</div>