feat(footer): Zu _Layout.cshtml hinzugefügt. CSS-Trennungen bearbeitet.

EnvelopeGenerator.Web/Views/Shared/_Layout.cshtml.css

@@ -1,7 +1,4 @@
-/* Please see documentation at https://docs.microsoft.com/aspnet/core/client-side/bundling-and-minification
-for details on configuring this project to bundle and minify static web assets. */
-
-a.navbar-brand {
+a.navbar-brand {
   white-space: normal;
   text-align: center;
   word-break: break-all;
@@ -37,12 +34,4 @@ a {
 button.accept-policy {
   font-size: 1rem;
   line-height: inherit;
-}
-
-.footer {
-  position: absolute;
-  bottom: 0;
-  width: 100%;
-  white-space: nowrap;
-  line-height: 3.75rem;
-}
+}