Added basic searchdomain info view

src/Server/wwwroot/css/site.css

@@ -19,4 +19,29 @@ html {
 
 body {
   margin-bottom: 60px;
+}
+
+/* Throbber */
+.spinner-container {
+    display: flex;
+    align-items: center;
+    gap: 8px;
+    margin: 10px 0;
+}
+
+.spinner {
+    width: 20px;
+    height: 20px;
+    border: 3px solid #ccc;
+    border-top: 3px solid #0d6efd;
+    border-radius: 50%;
+    animation: spin 0.8s linear infinite;
+}
+
+@keyframes spin {
+    to { transform: rotate(360deg); }
+}
+
+.d-none {
+    display: none;
 }