<?php require_once("cabecalho.php") ?>

 <h1 class="text-center">Bem-vindo!</h2>
 <form action="login.php" method="post">
    <div class="form-group">
        <label>Login:</label>
        <input class="form-control" type="text" name="login" autofocus>
    </div>
    <div class="form-group">
        <label>Senha:</label>
        <input class="form-control" type="password" name="senha">
    </div>
    <button type="submit" class="btn btn-primary">Login</button>
 </form>

<?php require_once("rodape.php") ?>