How to turn off password and email/username autocomplete.

form.html

<!--
  <form autocomplete="off"> will turn off autocomplete for the form in most browsers
  except for username/email/password fields
  -->
<form autocomplete="off">
  
  <!--  fake fields are a workaround for chrome/opera autofill getting the wrong fields -->
  <input id="username" style="display:none" type="text" name="fakeusernameremembered">
  <input id="password" style="display:none" type="password" name="fakepasswordremembered">
  
  <!--
    <input autocomplete="nope"> turns off autocomplete on many other browsers that don't respect
    the form's "off", but not for "password" inputs.
  -->
  <input id="real-username" type="text" autocomplete="nope">
  
  <!--
    <input type="password" autocomplete="new-password" will turn it off for passwords everywhere
    -->
  <input id="real-password" type="password" autocomplete="new-password">
  
</form>