index.php

<!DOCTYPE html>
<html lang="es">
<head>
  <meta charset="utf-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <title>Sistema de Gestión y Control Logístico</title>
  <!-- Tell the browser to be responsive to screen width -->
  <meta content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no" name="viewport">
  <!-- Bootstrap 3.3.6 -->
  <link rel="stylesheet" href="bootstrap/css/bootstrap.min.css">
  <!-- Font Awesome -->
  <link rel="stylesheet" href="min/font-awesome.min.css">
  <!-- Ionicons -->
  <link rel="stylesheet" href="min/ionicons.min.css">
  <!-- Theme style -->
  <link rel="stylesheet" href="dist/css/AdminLTE.min.css">
  <!-- iCheck -->
  <link rel="stylesheet" href="plugins/iCheck/square/blue.css">

  <link rel="shortcut icon" href="favicon/favicon.ico" />
</head>
<body class="hold-transition login-page">
<div class="page-header">
  <h1>Sistema de Gestión y Control Logístico<small> Ingreso al Sistema</small></h1>
</div>
<div class="login-box">
  <div class="login-logo">
    <img src="images/logo.png" class="img-fluid pull-xs-right" width="60px"><a href="index.php"><b>SIGESCOL</b>Admin</a>
  </div>
  <!-- /.login-logo -->
  <div class="login-box-body">
    <p class="login-box-msg">Logueate para iniciar sesión</p>

    <form action="controllers/login.php" method="post">
      <div class="form-group has-feedback">
        <input type="text" class="form-control" placeholder="Usuario" name="user">
        <span class="glyphicon glyphicon-user form-control-feedback"></span>
      </div>
      <div class="form-group has-feedback">
        <input type="password" class="form-control" placeholder="Contraseña" name="password">
        <span class="glyphicon glyphicon-lock form-control-feedback"></span>
      </div>
      <div class="row">
        <div class="col-xs-8">
          <div class="checkbox icheck">
            <label>
              <input type="checkbox"> Recordarme
            </label>
          </div>
        </div>
        <!-- /.col -->
        <div class="col-xs-4">
          <button type="submit" class="btn btn-primary btn-block btn-flat">Iniciar</button>
        </div>
        <!-- /.col -->
      </div>
    </form>
    <!-- /.social-auth-links -->
    <a href="#">Olvidé mi contraseña</a><br>
  </div>
  <!-- /.login-box-body -->
</div>
<!-- /.login-box -->

<!-- jQuery 2.2.3 -->
<script src="plugins/jQuery/jquery-2.2.3.min.js"></script>
<!-- Bootstrap 3.3.6 -->
<script src="bootstrap/js/bootstrap.min.js"></script>
<!-- iCheck -->
<script src="plugins/iCheck/icheck.min.js"></script>
<script>
  $(function () {
    $('input').iCheck({
      checkboxClass: 'icheckbox_square-blue',
      radioClass: 'iradio_square-blue',
      increaseArea: '20%' // optional
    });
  });
</script>
</body>
</html>