<link href="//maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css">
<script src="//maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap.min.js"></script>
<script src="//cdnjs.cloudflare.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script>
<head>
<link rel="stylesheet" href="https://fonts.googleapis.com/css?family=Roboto:300,400,500,700|Material+Icons">
<link rel="stylesheet" href="https://unpkg.com/bootstrap-material-design@4.1.1/dist/css/bootstrap-material-design.min.css" integrity="sha384-wXznGJNEXNG1NFsbm0ugrLFMQPWswR3lds2VeinahP8N0zJw9VWSopbjv2x7WCvX" crossorigin="anonymous">
<link href="https://maxcdn.bootstrapcdn.com/font-awesome/latest/css/font-awesome.min.css" rel="stylesheet">
<link rel="stylesheet" type="text/css" href="https://fonts.googleapis.com/css?family=Roboto:300,400,500,700|Roboto+Slab:400,700|Material+Icons">
</head>
<body>
<div class="container mt-5">
<div class="title">
<h3>Notifications</h3>
</div>
</div>
<div class="alert alert-info">
<div class="container">
<div class="alert-icon">
<i class="material-icons">info_outline</i>
</div>
<button type="button" class="close" data-dismiss="alert" aria-label="Close">
<span aria-hidden="true"><i class="material-icons">clear</i></span>
</button>
<b>Info alert:</b> You've got some friends nearby, stop looking at your phone and find them...
</div>
</div>
<div class="alert alert-success">
<div class="container">
<div class="alert-icon">
<i class="material-icons">check</i>
</div>