我的自定义wordpress联系表单将我重定向到搜索结果，而不是发送消息

我创建了一个放置在页脚中的联系表单。 我的问题是当表单提交时，它会将我重定向到搜索结果，并说"未找到结果找不到您请求的页面。尝试优化您的搜索，或使用上面的导航来查找帖子。我想知道如何完成这项工作。谢谢！

注意：我没有使用任何插件。

<?php 
  if ($_SERVER['REQUEST_METHOD'] == 'POST'){
    // echo $_POST['email'];
    echo "FORM SUBMITTED";
	$msg=$_POST['msg'];
	$email=$_POST['email'];
	$name=$_POST['name'];
	$subj=$_POST['action'];
	$message=$name.' ('.$email.') :'.$msg;
     wp_mail( 'psinc123@designsbyps.com', $subj , $message );
  }
?>
<form method="POST" action="#" id="contactForm">
  <div class="custom-contact-form">
        <div class="first-part"><strong class="hey">Hey PS and Company,</strong><br>
          <br>
          I am <span id="name"  contenteditable="true" class="contenteditable details">enter your name</span> and I would like<br>
          <input type="hidden" id="name-field" name="name">
          to <span id="action" class="contenteditable details chat-topic" style="cursor: pointer;">chat about a project</span>.
          <input type="hidden" id="action-field" name="action">
          <div id="submit" class="submit submit-first-part">
      <div class="text">Next</div>
          </div>
        </div>
        <div class="second-part">
        <span id="question" contenteditable="true" data-content="Enter your message" class="contenteditable details">Enter your message</span><br>
        <input type="hidden" id="msg-field" name="msg">
        <br>My email address is<br><span id="email" contenteditable="true" data-content="you@email.com" class="contenteditable details">you@email.com</span>
        <input type="hidden" id="email-field" name="email">
          <div id="send" class="submit submit-second-part">
            <div class="text">Send</div>
          </div>
          <div id="cancel" class="cancel">Cancel</div>
        </div>
        <div class="last-part">
          <div id="message"></div><br><br>
          <div id="return" class="cancel">Return</div>
        </div>
        <div class="overlay open">
          <div class="choices-wrapper">
            <div class="choices">
              <div class="line active">know more about us</div>
              <div class="line">chat about a project</div>
              <div class="line">ask about a job</div>
              <div class="line">say YO!</div>
            </div>
          </div>
        </div>
      </div>
</form>