Try to fix redirect.

main.py

@@ -984,31 +984,35 @@ iframe_overlay_style= """
 
 iframe_js_detect = """
 function isInIframe() {
-    try {
-        return window.self !== window.top;
-    } catch (e) {
-        return true;
-    }
-}
-
-function showOverlay() {
-    const overlay = document.getElementById('iframe-overlay');
-    overlay.style.display = 'block';
+  try { return window.self !== window.top; } catch (e) { return true; }
 }
 
 if (isInIframe()) {
-    showOverlay();
+  document.getElementById('iframe-overlay').style.display = 'block';
 }
+
 """
 
+
 def html_get_iframe_overlay():
+    open_btn = Button(
+        "Open in a new tab",
+        onclick="window.open('https://ml-visoft-c-reviewer.hf.space/', '_blank', 'noopener');"
+    )
+
     msgs = [
         H2("Access the space directly to get full functionality:"),
         H3("Click the link below:"),
-        A("ml-visoft-c-reviewer.hf.space", href="https://ml-visoft-c-reviewer.hf.space/"),
+        A(
+            "ml-visoft-c-reviewer.hf.space",
+            href="https://ml-visoft-c-reviewer.hf.space/",
+            target="_blank",
+            rel="noopener noreferrer"  # important for security
+        ),
+        open_btn
     ]
-    divs = Div(Div(*msgs, id="iframe-overlay-content"), id="iframe-overlay")
-    return divs
+    return Div(Div(*msgs, id="iframe-overlay-content"), id="iframe-overlay")
+
 
 @rt("/")
 def index_get(session):