gateway_forms/mustache/issuers.html.mustache
{{# show_issuers }}
<select style="margin-top: 15px;" id="issuer_id" name="issuer_id">
<option value="">{{ l10n "donate_interface-rtbt-issuer_id" }}</option>
{{# issuers }}
<option value="{{ code }}">{{ label }}</option>
{{/ issuers }}
</select>
{{{ fieldError "issuer_id" }}}
{{/ show_issuers }}