Markup
<nav class="sidebar">
  <div class="sidebar__icon">
    <a href="mailto:info@mimacom.com"><i class="icon-sidebar_mail"></i></a>
  </div>
  <div class="sidebar__icon">
    <i class="icon-sidebar_phone"></i>
    <div class="sidebar__dropout sidebar__dropout--text">
        <h3 class="sidebar__dropout-title">OFFICE BERN</h3>
        <p>Phone: +41 31 329 09 00<br>
           Fax: +41 31 329 09 01</p>
        <p class="sidebar__dropout-title">Service Desk</p>
        <p>Phone: +41 31 329 09 02</p>
        <a href="#!" class="link link--outline">Alle Standorte anzeigen</a>
    </div>
  </div>
  <div class="sidebar__icon">
    <i class="icon-sidebar_social"></i>
    <div class="sidebar__dropout sidebar__dropout--icons">
      <a href="#!" class="sidebar__dropout-icon"><i class="icon-sidebar_social_twitter"></i></a>
      <a href="#!" class="sidebar__dropout-icon"><i class="icon-sidebar_social_linkedin"></i></a>
      <a href="#!" class="sidebar__dropout-icon"><i class="icon-sidebar_social_facebook"></i></a>
    </div>
  </div>
  <div class="sidebar__icon sidebar__icon--lang-toggle visible-xs">
    <a href="#" class="dropdown-toggle" data-toggle="lang-switch-mobile" role="button" aria-haspopup="true" aria-expanded="false">DE</a>
    <div class="sidebar__dropout sidebar__dropout--icons">
      <a href="#" class="sidebar__dropout-icon">DE</a>
      <a href="#" class="sidebar__dropout-icon">EN</a>
      <a href="#" class="sidebar__dropout-icon">ES</a>
    </div>
  </div>
</nav>
<nav class="navbar navbar-default">
  <div class="container-fluid">
    <!-- Brand and toggle get grouped for better mobile display -->
    <div class="navbar-header">
      <button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#bs-example-navbar-collapse-1" aria-expanded="false">
        <span class="sr-only">Toggle navigation</span>
        <span class="icon-bar"></span>
        <span class="icon-bar"></span>
        <span class="icon-bar"></span>
      </button>
      <a class="navbar-brand" href="#"><span class="mimacom-logo" title="mimacom"></span></a>
    </div>
    <div class="collapse navbar-collapse" id="bs-example-navbar-collapse-1">
      <ul class="nav navbar-nav navbar-right"><li id="solutions" class="headermenu"><a>LÖSUNGEN</a><i id="dropdown-mobile-solutions" class="icon-link-arrow_normal"></i><i class="icon-mimacom-link-arrow-down_hover"></i><div class="underline"></div>
                <div id="dropdown-menu-1" class="dropdown-content" style="width: 296.219px;">
                    <ul class="dropdown-elements">
                      <li><a href="loesungen/banken">Banken</a></li>
                      <li><a href="loesungen/versicherungen">Versicherungen</a></li>
                      <li><a href="loesungen/life-sciences">Life Sciences</a></li>
                      <li><a href="loesungen/manufacturing">Manufacturing</a></li>
                      <li><a href="loesungen/weitere-branchen">Weitere Branchen</a></li>
                    </ul>
                </div></li><li id="services" class="headermenu"><a>DIENSTLEISTUNGEN</a><i id="dropdown-mobile-services" class="icon-link-arrow_normal"></i><i class="icon-mimacom-link-arrow-down_hover"></i><div class="underline"></div>
                <div id="dropdown-menu-2" class="dropdown-content" style="width: 362.766px;">
                    <ul class="dropdown-elements">
                      <li><a href="dienstleistungen/digital-accelerator-program">Digital Accelerator Program</a></li>
                      <li><a href="dienstleistungen/consulting">Consulting</a></li>
                      <li><a href="dienstleistungen/user-experience">User Experience</a></li>
                      <li><a href="dienstleistungen/softwareprojekte">Softwareprojekte</a></li>
                      <li><a href="dienstleistungen/managed-services">Managed Services</a></li>
                      <li><a href="dienstleistungen/shoring">Shoring</a></li>
                      <li><a href="dienstleistungen/training">Training</a></li>
                    </ul>
                </div></li><li id="whymimacom" class="headermenu"><a>Warum mimacom?</a><i id="dropdown-mobile-whymimacom" class="icon-link-arrow_normal"></i><i class="icon-mimacom-link-arrow-down_hover"></i><div class="underline"></div>
                <div id="dropdown-menu-3" class="dropdown-content" style="width: 283.281px;">
                    <ul class="dropdown-elements">
                      <li><a href="warum-mimacom/referenzen">Referenzen</a></li>
                      <li><a href="warum-mimacom/vorgehensweise">Vorgehensweise</a></li>
                      <li><a href="warum-mimacom/unternehmenswerte">Unternehmenswerte</a></li>
                      <li><a href="warum-mimacom/technologie-stack">Technologie-Stack</a></li>
                      <li><a href="warum-mimacom/zertifizierungen">Zertifizierungen</a></li>
                    </ul>
                </div></li><li id="insights" class="headermenu"><a>Insights</a><i id="dropdown-mobile-insights" class="icon-link-arrow_normal"></i><i class="icon-mimacom-link-arrow-down_hover"></i><div class="underline"></div>
                <div id="dropdown-menu-4" class="dropdown-content" style="width: 202.734px;">
                    <ul class="dropdown-elements">
                    <li><a href="insights/#news">News</a></li>
                    <li><a href="insights/#events">Events</a></li>
                    <li><a href="insights/#whitepapers">Whitepapers</a></li>
                    <li><a href="insights/#success-stories">Success Stories</a></li>
                </ul></div></li><li id="career" class="headermenu"><a>Karriere</a><i id="dropdown-mobile-career" class="icon-link-arrow_normal"></i><i class="icon-mimacom-link-arrow-down_hover"></i><div class="underline"></div>
                <div id="dropdown-menu-5" class="dropdown-content">
                    <ul class="dropdown-elements">
                    <li><a href="karriere/#arbeite-fuer-mimacom">Arbeite für mimacom</a></li>
                    <li><a href="karriere/#jobs">Jobs</a></li>
                    <li><a href="karriere/#recruitment-team">Recruitment team</a></li>
                </ul></div></li><li id="about" class="headermenu"><a>Über Uns</a><i id="dropdown-mobile-about" class="icon-link-arrow_normal"></i><i class="icon-mimacom-link-arrow-down_hover"></i><div class="underline"></div>
                <div id="dropdown-menu-6" class="dropdown-content">
                    <ul class="dropdown-elements">
                    <li><a href="ueber-uns/#unternehmensprofil">Profil/Gruppe</a></li>
                    <li><a href="ueber-uns/#management">Management</a></li>
                    <li><a href="ueber-uns/#partner">Partner</a></li>
                    <li><a href="ueber-uns/#standorte">Standorte</a></li>
                    <li><a href="ueber-uns/#kontakt">Kontakt</a></li>
                </ul></div></li><li id="languages" class="language-menu">
          <a href="#" class="dropdown-toggle" data-toggle="dropdown" role="button" aria-haspopup="true" aria-expanded="false">DE<span class="caret"></span></a>
            <div class="underline"></div>
            <div class="hoverable-area"></div>
            <div id="dropdown-menu-7" class="dropdown-content" id="styleguideLanguagesDropdownMenuShow">
                <ul class="dropdown-elements"><li class="languageDE-dropdown-option"><a id="" class="" href="loesungen/banken/">DE</a></li><li class="languageEN-dropdown-option"><a id="" class="" href="en/solutions/banking/">EN</a></li><li class="languageES-dropdown-option"><a id="" class="" href="es/soluciones/banca/">ES</a></li></ul>
            </div>
        </li>
      </ul>
    </div>
  </div>
</nav>
Source: scss/components/structure/_structure-responsive.scss, line 1