i recentlly uploaded my website and am having trouble getting my form to work. can someone help me out. Before I was getting an HTTP 500 error, and I realized I had a type in my code, but since I fixed it, I'm not getting any error, however Im also not receiving any emails upon submitting my form. can someone let me know what I did wrong ?!
<?php 
if (isset($_POST['submit'])) {
    $name = $_POST['name'];
    $mailFrom = $_POST['mail'];
    $message = $_POST['message'];
    
    $mailTo = "info@orbitwebdesign.ca";
    $headers = "From: ".$mailFrom;
    $txt = "You have recieved an e-mail from ".$name.".\n\n".$message;
    
    mail($mailTo, $subject, $txt, $headers);
    
    header("Location: contact.php?mailsend");
} 
?> <section class="section-form" id="contact">
            <div class="row">
                <h2>BOOK A FREE CONSULTATION!</h2>
            </div>
            <div class="row">
                <form method="POST" action="contact.php" class="contact-form">
                    <div class="row">
                        <div class="col span-1-of-3">
                            <label for="name">Name</label>
                        </div>
                        <div class="col span-2-of-3">
                            <input type="text" name="name" id="name" placeholder="Your name" required>
                        </div>
                    </div>
                    <div class="row">
                        <div class="col span-1-of-3">
                            <label for="mail">Email</label>
                        </div>
                        <div class="col span-2-of-3">
                            <input type="email" name="email" id="email" placeholder="Your email" required>
                        </div>
                    </div>
                
                   
                    <div class="row">
                        <div class="col span-1-of-3">
                            <label>Message</label>
                        </div>
                        <div class="col span-2-of-3">
                            <textarea name="message" placeholder="Your message"></textarea>
                        </div>
                    </div>
                    <div class="row">
                        <div class="col span-1-of-3">
                            <label> </label>
                        </div>
                        <div class="col span-2-of-3">
                            <input class="input-btn" name="submit" type="submit" value="Send">
                        </div>
                    </div>
                    
                </form>
                
            </div>
        </section> 
     
    