Wordpress Custom Registration Form

wp-register.php

<!-- Credits : http://thecodegenie.com/tutorials/wordpress-user-registration-and-login-forms/ -->

<div style="display:none;">
      <div id="sign_up" class="modal">
          <h2><strong>Sign up</strong> for yourwebsitename</h2>
          <form action="<?php echo site_url('wp-login.php?action=register', 'login_post') ?>" class="user_new" id="user_new" method="post">
                 <input id="user_login" name="user_login" size="30" type="text" placeholder="Select a username">

                 <input id="user_email" name="user_email" size="30" type="text" placeholder="Email address">

                 <?php do_action('register_form'); ?>

                <input id="register" type="submit" value="Sign up">
          </form>
          <p>A password will be emailed to you</p><br>
          <p>Already a user? <a href="#sign_in" class="fancybox">Sign in</a>!</p>
      </div>
</div>
<!-- Do not change the name and id of input fields. They must be user_email and user_login -->
<!-- After registration, users are redirected to the login page of your website which looks something like www.yourwebsite.com/wp-login.php. Place Sign Up link in header.php the same way we did sign in link. -->
<a href="#sign_up">Sign up!</a>