Recaptcha for contact and registration page implemented

WebCms/Views/Contact/Index.cshtml

@@ -1,4 +1,5 @@
 @using ClientDependency.Core.Mvc
+@using hbehr.recaptcha
 @using LeafWeb.WebCms.Controllers
 @model ContactForm
 @{
@@ -7,6 +8,7 @@
     Html.RequiresJs("~/scripts/jquery.validate.unobtrusive.bootstrap.js", 2);
     Html.RequiresJs("~/scripts/jquery.validate.custom.js", 2);
 }
+<script type="text/javascript">function submit() { $('form').submit(); }</script>
 
 <div class="container mt-4">
     <div class="row justify-content-center">
@@ -18,8 +20,9 @@
                 @Html.EditorFor(m => m.Name)
                 @Html.EditorFor(m => m.Email)
                 @Html.EditorFor(m => m.Message)
-                <input type="submit" id="submit-form" class="d-none"/>}
-            <label for="submit-form" class="btn btn-primary pull-right">Send</label>
+                @ReCaptcha.GetInvisibleCaptcha("submit", "Send")
+                @* Restyling this button does not appear to allow it to continue operating *@
+            }
         </div>
     </div>
 </div>