#signup-page-content {
  border: 1px solid #888;
  padding: 1rem;
  max-width: 700px;
  margin: 1rem auto;

  --cssx-children: form#form;
  --count: '0';
}

#signup-page-content::before {
  content: "Sign-Up";
  display: block;
  font-size: 2rem;
  border-bottom: 1px solid gray;
}

#form {
  display: block;

  --cssx-on-submit:
    prevent-default()
    add-class(form, 'submitting')
    request('https://httpbin.org/post', POST)
    remove-class(form, 'submitting')
    add-class(form, 'submitted')
  ;

  --cssx-children: input#input-email input#input-password actions #message;
}
#form.submitted #message::after {
  display: block;
  content: "Form submitted successfully";
}
#form.submitting #submit-btn {
  pointer-events: none;
  opacity: .5;
}

#form input {
  display: block;
  width: 100%;
  padding: 0.4rem 0.8rem;
  margin-top: 1rem;
}

#input-email {
  --cssx-on-mount:
    set-attr('type', 'email')
    set-attr('name', 'email')
    set-attr('required', 'true')
    set-attr('placeholder', 'Email. Eg:- mail@postbox.com')
  ;
}

#input-password {
  --cssx-on-mount:
    set-attr('type', 'password')
    set-attr('name', 'password')
    set-attr('required', 'true')
    set-attr('placeholder', 'Password. Eg:- password, password1, password2, password123')
  ;
}

#actions {
  text-align: right;
  padding-top: 1rem;
  --cssx-children: button#submit-btn;
}

#submit-btn {
  padding: 0.4rem 0.7rem;
  --cssx-on-mount: set-attr('type', 'submit');
}
#submit-btn::after { content: "Sign-Up"; }