<link href="//maxcdn.bootstrapcdn.com/bootstrap/4.1.1/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css">
<script src="//maxcdn.bootstrapcdn.com/bootstrap/4.1.1/js/bootstrap.min.js"></script>
<script src="//cdnjs.cloudflare.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script>
<link href="https://fonts.googleapis.com/css?family=Open+Sans:300,400,600,700" rel="stylesheet">
<body>
<div class="main-content">
<nav class="navbar navbar-top navbar-expand-md navbar-dark" id="navbar-main">
<div class="container-fluid">
<a class="h4 mb-0 text-white text-uppercase d-none d-lg-inline-block" href="https://www.creative-tim.com/product/argon-dashboard" target="_blank">User profile</a>
<form class="navbar-search navbar-search-dark form-inline mr-3 d-none d-md-flex ml-lg-auto">
<div class="form-group mb-0">
<div class="input-group input-group-alternative">
<div class="input-group-prepend">
<span class="input-group-text"><i class="fas fa-search"></i></span>
</div>
<input class="form-control" placeholder="Search" type="text">
</div>
</div>
</form>
<ul class="navbar-nav align-items-center d-none d-md-flex">
<li class="nav-item dropdown">
<a class="nav-link pr-0" href="#" role="button" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
<div class="media align-items-center">
<span class="avatar avatar-sm rounded-circle">
<img alt="Image placeholder" src="https://demos.creative-tim.com/argon-dashboard/assets/img/theme/team-4.jpg">
</span>
<div class="media-body ml-2 d-none d-lg-block">
<span class="mb-0 text-sm font-weight-bold">Jessica Jones</span>
</div>
</div>