Adjust UI for anon/name answer choice in forms

customize.dist/src/less2/include/colortheme.less

@@ -447,6 +447,6 @@
 @cp_form-poll-yes: fade(@cryptpad_color_light_green, 75%);
 @cp_form-poll-maybe: @cryptpad_color_grey_300;
 @cp_form-poll-yes-color: @cryptpad_color_green;
-@cp_form-invalid: @cryptpad_color_red;
+@cp_form-invalid: @cp_alerts-danger-text;
 @cp_form-palette: @cp_palette;
 @cp_form-palette2: @cp_palette-dark;

www/form/app-form.less

@@ -477,10 +477,10 @@
                     .cp-form-anon-answer {
                         text-align: center;
                         margin: 20px 0 30px 0;
+                        .cp-radio {
+                                margin-top: 10px;
+                        }
                         .cp-form-required-radio.cp-radio-required {
-                            background: fade(@cryptpad_text_col, 15%);
-                            padding: 3px;
-                            border: 2px solid @cryptpad_color_red;
                             color: @cp_form-invalid;
                         }
                         .cp-form-anon-answer-input {
@@ -575,7 +575,6 @@
                             flex: 1;
                         }
                         .cp-form-required-tag {
-                            background: fade(@cryptpad_text_col, 15%);
                             padding: 5px;
                             margin-top: -10px;
                             margin-right: -10px;

www/form/inner.js

@@ -3032,7 +3032,9 @@ define([
                 anonOffContent, false, {
                     input: { value: 0 },
                 });
+        Messages.form_answerChoice = "Please choose how you would like to answer this form: "; // XXX
         var radioContainer = h('div.cp-form-required-radio', [
+            Messages.form_answerChoice,
             anonRadioOn,
             anonRadioOff,
         ]);
@@ -3268,8 +3270,8 @@ define([
         }
 
         return h('div.cp-form-send-container', [
-            invalid,
             errors,
+            invalid,
             h('div.cp-form-anon-answer', [
                 radioContainer
             ]),