<div class="login-page">
            <div class="form">
                <form action="process.php" method="POST" class="login-form">
                    <h1 class="loginTxt">Logga in</h1>
                    <input type="text" placeholder="Användarnamn" id="Username" name="Username"/>
                    <input type="password" placeholder="Lösenord" id="Password" name="Password"/>
                    <button id="btn">Logga in</button>
                </form>
            </div>
        </div>

<?php
$username = $_POST['username'];
$password = $_POST['password'];

$username = stripcslashes($username);
$password = stripcslashes($password);
$username = mysql_real_escape_string($username);
$password = mysql_real_escape_string($password);

mysql_connect("den1.mssql4.gear.host", "lexidatabase", "PASS");
mysql_select_db("tbl_register");

$result = mysql_query("select (username),(password) from lexidatabase.dbo.tbl_register WHERE username = '$username' AND password = '$password'")
OR die("Failed to querry database ".mysql_error());
$row = mysql_fetch_array($result);
if($row['username'] == $username && $row['password'] == $password){
    echo "login success!! Welcome " $row['username'];
}
else{
    echo "Failed t o login!";
}