Radio buttons and list edits

app/templates/views/pricing/billing-details-signed-out.html

@@ -13,7 +13,7 @@
       <a class="usa-link" href="{{ url_for('.sign_in', next=url_for('.billing_details')) }}">Sign in</a> to see our:
     </p>
 
-    <ul class="govuk-list govuk-list--bullet">
+    <ul class="usa-list usa-list--bullet">
       <li>supplier details</li>
       <li>bank details</li>
       <li>invoice address</li>

app/templates/views/pricing/billing-details.html

@@ -38,7 +38,7 @@
       Email addresses
     </h3>
 
-    <ul class="govuk-list govuk-list--bullet">
+    <ul class="usa-list usa-list--bullet">
       {% for email in billing_details['notify_billing_email_addresses'] %}
       <li>
         {{ email }}