Lightning Layout

     <div class="slds-grid slds-wrap">
      <nav class="slds-col slds-size_1-of-1">
        Intestazione (componente)
      </nav>
      <main class="slds-col slds-size_1-of-2">
        Immagine
      </main>
      <aside class="slds-col slds-size_1-of-2">
        Tab (componente)
      </aside>
      <section class="slds-col slds-size_1-of-1">
        Schede (componente)
      </section>
    </div>