<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<link href="http://localhost:8080/packages/bootstrap-4.1.3/css/bootstrap.min.css" rel="stylesheet" type="text/css">
<link href="http://localhost:8080/packages/fontawesome-free-5.5.0-web/css/all.min.css" rel="stylesheet" type="text/css">
</head>
<body>
<br />
<div class="container">
<div class="row">
<div class="col-sm-6">
<span class="input-group-append">
<button class="btn btn-outline-secondary border" type="button">
<i class="fas fa-search"></i>
</button>
</span>
</div>
</div>
</div>
</body>
</html>