My mail php does not work after changing htaccess url
<p>My mail php does not work after changing htaccess url and I am new to php and htaccess, cannot figure out what is wrong. Can anyone help?</p>

<p>index.html</p>

<pre><code>`  &lt;form method="post" name="sentMessage" id="contactForm" novalidate&gt;
</code></pre>

<p>mail.php</p>

<pre><code>`&lt;?php
  // Check for empty fields
  if(empty($_POST['name'])          ||
  empty($_POST['email'])        ||
  empty($_POST['phone'])        ||
  empty($_POST['message'])  ||
  !filter_var($_POST['email'],FILTER_VALIDATE_EMAIL))
  {
   echo "No arguments Provided!";
   return false;
  }

  $name = $_POST['name'];
  $email_address = $_POST['email'];
  $phone = $_POST['phone'];
  $message = $_POST['message'];


  $to = 'jondmk@jondmk.com'; 
  $email_subject = "Website Contact Form:  $name";
  $email_body = "You have received a new message from your website contact form.\n\n"."Here are the details:\n\nName: $name\n\nEmail: $email_address\n\nPhone: $phone\n\nMessage:\n$message";
  $headers = "From: noreply@jondmk.com\n"; 
  $headers .= "Reply-To: $email_address";   
  mail($to,$email_subject,$email_body,$headers);
  return true;          
  ?&gt;
</code></pre>

<p>.htaccess</p>

<pre><code>`ErrorDocument 404 /filenotfound.html

 IndexIgnore * 

 RewriteEngine On


 RewriteRule ^home index.html [NC,L]

 RewriteRule ^education about.html [NC,L]

 RewriteRule ^work project.html [NC,L]

 RewriteRule ^my_blog blog/blog.html [NC,L]

 RewriteRule ^about_me blog/about.html [NC,L]

 RewriteRule ^contact_me blog/contact.html [NC,L]
</code></pre>

<p>Thanks for your time!</p>