Online PHP editor | output for L81la

<?php include ('inc/header.php'); $userUsername1 = $_POST['userUsername']; $userChangePassword = md5($_POST['userChangePassword']); $userChangePasswordConfirm = md5($_POST['userChangePasswordConfirm']); $userSecretCode = md5($_POST['userSecretCode']); $sql4 = "SELECT * FROM userinformation WHERE user_username = '" . $userUsername1 . "'"; $data2 = mysql_query($sql4, $cn) or die (mysql_error($cn)); $rowPW = mysql_num_rows($data2); $row1214 = mysql_fetch_assoc($data2); $DBuName = $row1214['user_username']; $DBCode = $row1214['user_code']; if ($userUsername1 == $DBuName){ if ($userSecretCode == $DBCode){ if ($rowPW == 1){ if ($userChangePassword != $userChangePasswordConfirm){?> <div class = "container" id = "bodyContainerVideo"> <div class = "row"> <div class = "col-md-12"> <h1 class = "Main-Title">Your new passwords do not match.</h1> </div> </div> </div> </body> </html><?php } else { $sql5 = "UPDATE userinformation SET user_password = '" . $userChangePassword . "' WHERE user_username = '" . $userUsername1 . "'"; $result5 = mysql_query($sql7, $cn) or die(mysql_error($cn));?> <div class = "container" id = "bodyContainerVideo"> <div class = "row"> <div class = "col-md-12"> <h1 class = "Main-Title">Your password has been sucessfully been changed</h1> </div> </div> </div> </body> </html> <?php } } else {?> <div class = "container" id = "bodyContainerVideo"> <div class = "row"> <div class = "col-md-12"> <h1 class = "Main-Title">The code that you put in is incorrect</h1> </div> </div> </div> </body> </html> <?php} } else {?> <div class = "container" id = "bodyContainerVideo"> <div class = "row"> <div class = "col-md-12"> <h1 class = "Main-Title">Username does not exist.</h1> </div> </div> </div> </body> </html> <?php } } include ('inc/footer.php'); ?>