if (!empty($_GET['id'])) {
    $id = $_REQUEST['id'];
}
?>
<!DOCTYPE html>
<html lang="es">
   <head>
      <meta charset="utf-8">
      <link rel="stylesheet" href="node_modules/bootstrap/dist/css/bootstrap.min.css" media="screen" title="no title" charset="utf-8">
      <title>Borrar</title>
   </head>
   <body>

      <?php 
$link = Database::conectar();
$link = Database::buscaCochePorId($id);
echo '<div class="panel panel-danger">' . '<div class="panel-heading">Está a punto de eliminar el registro</div>' . "<div class='panel-body'>" . $link['id'] . " - " . $link['marca'] . " - " . $link['modelo'] . " - " . $link['color'] . "</div>" . '</div>';
echo '<form method="POST"><div class="container">' . '<input type="submit" class="btn btn-danger" value="Borrar" name="btn-borra">' . '<a href="leer.php" class="btn btn-default">Cancelar</a>' . '</form></div>';
if (isset($_POST['btn-borra'])) {
    $link = Database::borrarCoche($id);
    $link = Database::desconectar();
}
?>

      </body>
      <ol class="breadcrumb">
        <li><a href="insertar.php">Insertar</a></li>
        <li><a href="leer.php">Leer</a></li>
        <li class="active">Borrar</li>
      </ol>