contact.html

<form action="https://formspree.io/[email protected]" method="POST">
<input type="text" name="your-name" placeholder="Your Name">
<input type="email" name="_replyto" placeholder="Email" class="float-right">
 <textarea name='message' placeholder="Message"></textarea>
<button type="submit" class="btn-c buttonfx curtainup">Send Message</button>
 <input class='btn-c buttonfx curtainup' type="submit" value="Send">
</form>