<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>
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Untitled</title>
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/4.1.3/css/bootstrap.min.css">
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/css/font-awesome.min.css">
<link rel="stylesheet" href="https://fonts.googleapis.com/css?family=Source+Sans+Pro:300,400,700">
<link rel="stylesheet" href="assets/css/style.css">
</head>
<body>
<div>
<div class="header-blue">
<nav class="navbar navbar-dark navbar-expand-md navigation-clean-search">
<div class="container"><a class="navbar-brand" href="#">Company Name</a><button class="navbar-toggler" data-toggle="collapse" data-target="#navcol-1"><span class="sr-only">Toggle navigation</span><span class="navbar-toggler-icon"></span></button>
<div class="collapse navbar-collapse"
id="navcol-1">
<ul class="nav navbar-nav">
<li class="nav-item" role="presentation"><a class="nav-link active" href="#">Link</a></li>
<li class="dropdown"><a class="dropdown-toggle nav-link dropdown-toggle" data-toggle="dropdown" aria-expanded="false" href="#">Dropdown </a>
<div class="dropdown-menu" role="menu"><a class="dropdown-item" role="presentation" href="#">First Item</a><a class="dropdown-item" role="presentation" href="#">Second Item</a><a class="dropdown-item" role="presentation" href="#">Third Item</a></div>
</li>
</ul>
<form class="form-inline mr-auto" target="_self">
<div class="form-group"><label for="search-field"><i class="fa fa-search"></i></label><input class="form-control search-field" type="search" name="search" id="search-field"></div>
</form><span class="navbar-text"> <a href="#" class="login">Log In</a></span><a class="btn btn-light action-button" role="button" href="#">Sign Up</a></div>
</div>
</nav>
<div class="container hero">
