Navigationsleisten - mit Bootstrap kein Problem - Bootstrap Snippet

<div class="container"> <div class="row"> <div class="col"> <h1>Standard-Navigation</h1> <nav class="navbar navbar-expand-lg navbar-light bg-light"> <a class="navbar-brand" href="#">Navigation</a> <button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarSupportedContent" aria-controls="navbarSupportedContent" aria-expanded="false" aria-label="Navigation einblenden"> <span class="navbar-toggler-icon"></span> </button> <div class="collapse navbar-collapse" id="navbarSupportedContent"> <ul class="navbar-nav mr-auto"> <li class="nav-item active"> <a class="nav-link" href="#">Startseite <span class="sr-only">(aktuell)</span></a> </li> <li class="nav-item"> <a class="nav-link" href="#">Standardlink</a> </li> <li class="nav-item dropdown"> <a class="nav-link dropdown-toggle" href="#" id="navbarDropdown" role="button" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false"> Dropdown Menü </a> <div class="dropdown-menu" aria-labelledby="navbarDropdown"> <a class="dropdown-item" href="#">Link 1</a> <a class="dropdown-item" href="#">Link 2</a> <div class="dropdown-divider"></div> <a class="dropdown-item" href="#">Link 3</a> </div> </li> </ul> <form class="form-inline"> <input class="form-control mr-sm-2" type="search" placeholder="Suchbegriff" aria-label="Suche"> <button class="btn btn-outline-success" type="submit">Suchen</button> </form> </div> </nav> </div> </div> <div class="row"> <div class="col"> <h1>Firmenverlinkung</h1> <nav class="navbar navbar-light bg-light"> <a class="navbar-brand" href="#">Firma (Link)</a> </nav> </div> </div> <div class="row"> <div class="col"> <nav class="navbar navbar-light bg-light"> <span class="navbar-brand mb-0 h1">Firma (Überschrift)</span> </nav> </div> </div> <div class="row"> <div class="col"> <nav class="navbar navbar-light bg-light"> <a class="navbar-brand" href="#"> <img src="http://via.placeholder.com/120x30&text=Firma" /> (Bild) </a> </nav> </div> </div> <div class="row"> <div class="col"> <h1>Farbige Navigation</h1> <nav class="navbar navbar-dark bg-dark"> <p class="navbar-text">.navbar-dark .bg-dark</p> </nav> </div> </div> <div class="row"> <div class="col"> <nav class="navbar navbar-dark bg-primary"> <p class="navbar-text">.navbar-dark .bg-primary</p> </nav> </div> </div> <div class="row"> <div class="col"> <nav class="navbar navbar-light bg-danger"> <p class="navbar-text">.navbar-light .bg-danger</p> </nav> </div> </div> <div class="row"> <div class="col"> <nav class="navbar navbar-dark" style="background-color: #ff66cc;"> <p class="navbar-text">.navbar-dark (background-color: #ff66cc)</p> </nav> </div> </div> </div>