diff --git a/src/userChrome/popups.css b/src/userChrome/popups.css
index 62e8ea0..a85dbfa 100644
--- a/src/userChrome/popups.css
+++ b/src/userChrome/popups.css
@@ -20,4 +20,8 @@
         margin-left: -200px !important;
         margin-top: -500px !important;
     }
+
+    #downloadsPanel-mainView {
+        max-width: calc(100vw - 10px);
+    }
 }