Untitled

<?php

ob_start();
session_start();

if(isset($_SESSION['account'])) {
	header('location:/');
}

require_once("mainconfig.php");

?>
<html>
    <title>Login User</title>
    <link rel="shortcut icon" href="assets/images/favicon.ico">
    <link href="login-css/style.css" rel="stylesheet" type="text/css">
<form role="form" method="POST" class="login-form" >
    <center><font color="yellow" size="5px"><b>TNG - CHECKER</b></font></center>
    <br>
    <center><b><font face="arial" color="yellow" size="4px">LOGIN</font></b></center>
  <p class="login-text">

  </p>
   <?php if(isset($_POST['login'])) {

$username = $_POST['username'];
$pass = $_POST['password'];

$cekuser = mysql_query("SELECT * FROM members WHERE username = '$username'");
$jumlah = mysql_num_rows($cekuser);
$get = mysql_fetch_array($cekuser);
$hasil = mysql_fetch_assoc($cekuser);
date_default_timezone_set('Asia/Jakarta');
$tanggalnya = date('Y-m-d H:i:s');
if($jumlah == 0) { // user tdk terdaftar ?>
					<div class="alert bg-danger">
						<i class="fa fa-info-circle"></i><font color="green"><b> GAGAL</b>: Username Enggak Ada , Daftar Dulu Atuh Boy</font>
					</div>
<? } else {
   if(trim($_POST['password'])<>$get['password']) { // pass salah ?>
					<div class="alert bg-danger">
						<i class="fa fa-info-circle"></i><font color="red"><b> GAGAL</b>: Passwordnya Salah boy !</font>
					</div>
<? } else {
   if($get['expdate'] < $tanggalnya) { // pass salah ?>
					<div class="alert bg-danger">
						<i class="fa fa-info-circle"></i><font color="red"><b> GAGAL</b>: Akun Anda Sudah Expired Silahkan Perpanjang Akun Anda Ke Team Kami <br></font>
					</div>
<? } else {
	$_SESSION['account'] = $get;
	header('location:/');
} } } } ?>
  <input class="login-username" type="text" name="username" placeholder="Username">
  <input class="login-password" type="password" name="password" placeholder="Password">
  <input name="login" type="submit" class="login-submit">
  <center><a href="register.php"><font class="daftar-user">DAFTAR</font></a></center>
</form>
<a href="https://www.facebook.com/people/Caesar-ID/100017957855323" class="login-forgot-pass"><b><font size="3px"><font color="red"><u>Lupa Password?</b></u></a></font>
<div class="underlay-photo"></div>
<div class="underlay-black"></div>
<red