Issue 5102 - Replaced semantically incorrect <hr> elements with :after styles

pages/committee/apply.md

 title=Apply to join | The Acceptable Ads Committee
 description=The Acceptable Ads Committee has full control over the Acceptable Ads initiative, including what’s deemed acceptable by defining the Acceptable Ads criteria.
 parent=committee/index
 
 <style type="text/css">
   #success-msg, #error-msg, .success #clear, .success #submit
   {
     display: none;
   }
 
@@ skipping 79 matching lines @@
 
 addListener(document, "DOMContentLoaded", contentLoad, false);
 </script>
 
 <div class="row" markdown="1">
 <div class="col-6 expand-on-tablet" markdown="1">
 <form id="application-form" class="section" method="POST" markdown="1">
 
 # {{join-committee-heading[Headline text] Apply to join the committee}}
 
----
-
 <div class="section" markdown="1">
 {{join-committee-paragraph[Join committee paragraph] Do you want to help create a new standard of advertising and improve the ad experience for millions of ad-blocking users? If so, fill out the form below!}}
 </div>
 
   <label for="name">
     {{name[Field label text] Name}}
   </label>
   <input id="name" type="text" name="name" required />
 
   <label for="title">
@@ skipping 43 matching lines @@
 
   {{submition-success[Text to be shown after successfull submition] Your entry has been successfully submitted. Someone will reach out to you within 10 working days.}}
   { #success-msg .bg-accent .p-a-sm .m-y-sm }
 
   error
   {: #error-msg .bg-error .p-a-sm .m-y-sm }
 
 </form>
 </div>
 </div>