<link href="//maxcdn.bootstrapcdn.com/bootstrap/3.3.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css">
<script src="//maxcdn.bootstrapcdn.com/bootstrap/3.3.0/js/bootstrap.min.js"></script>
<script src="//code.jquery.com/jquery-1.11.1.min.js"></script>
<div class="container" style="margin-top: 8%;">
<div class="col-md-6 col-md-offset-3">
<div class="row">
<div id="logo" class="text-center">
<h1>This is Logo</h1><p>Slogan of thematic</p>
</div>
<form role="form" id="form-buscar">
<div class="form-group">
<div class="input-group">
<input id="1" class="form-control" type="text" name="search" placeholder="Search..." required/>
<span class="input-group-btn">
<button class="btn btn-success" type="submit">
<i class="glyphicon glyphicon-search" aria-hidden="true"></i> Search
</button>
</span>
</div>
</div>
</form>
</div>
</div>
</div>
