improved popup design

client/public/index.html

@@ -15,6 +15,6 @@
                 <img src="%PUBLIC_URL%/leaf.svg" alt="eco-meet logo" style="width: 15%; height: 15%" />
             </div>
         </div>
-        <div id="popup-container" style="display: none; width: 100vw; height: 100vh; z-index: 20; position: absolute; top: 0; left: 0"></div>
+        <div id="popup-container" style="display: none; overflow: hidden; width: 100vw; height: 100vh; z-index: 20; position: fixed; top: 0; left: 0"></div>
     </body>
 </html>