diff --git a/chrome/navbar_tabs_oneliner.css b/chrome/navbar_tabs_oneliner.css
index 13eae49..5e462db 100644
--- a/chrome/navbar_tabs_oneliner.css
+++ b/chrome/navbar_tabs_oneliner.css
@@ -32,7 +32,10 @@ urlbar_popup_full_width.css is VERY MUCH recommended for Firefox 71+ because of
 /* prevent urlbar overflow on narrow windows */
 /* Dependent on how many items are in navigation toolbar ADJUST AS NEEDED */
 @media screen and (max-width: 1500px){
-  #urlbar-container{ min-width:unset !important }
+    #urlbar-container{
+      min-width: 300px !important;
+      flex-shrink: 1 !important;
+    }
 }
 
 #TabsToolbar{
diff --git a/chrome/navbar_tabs_oneliner_menu_buttons_on_right.css b/chrome/navbar_tabs_oneliner_menu_buttons_on_right.css
index e2acde9..656003b 100644
--- a/chrome/navbar_tabs_oneliner_menu_buttons_on_right.css
+++ b/chrome/navbar_tabs_oneliner_menu_buttons_on_right.css
@@ -49,7 +49,10 @@ Window controls will be all wrong without it
 /* prevent urlbar overflow on narrow windows */
 /* Dependent on how many items are in navigation toolbar ADJUST AS NEEDED */
 @media screen and (max-width: 1000px){
-  #urlbar-container{ min-width:unset !important }
+  #urlbar-container{
+    min-width: 300px !important;
+    flex-shrink: 1 !important;
+  }
 }
 
 #TabsToolbar{
diff --git a/chrome/navbar_tabs_responsive_oneliner.css b/chrome/navbar_tabs_responsive_oneliner.css
index 8c9bed9..0bed576 100644
--- a/chrome/navbar_tabs_responsive_oneliner.css
+++ b/chrome/navbar_tabs_responsive_oneliner.css
@@ -31,7 +31,10 @@ See the above repository for updates as well as full license text. */
 /* prevent urlbar overflow on narrow windows */
 /* Dependent on how many items are in navigation toolbar ADJUST AS NEEDED */
   @media screen and (max-width: 1500px){
-    #urlbar-container{ min-width:unset !important }
+    #urlbar-container{
+      min-width: 300px !important;
+      flex-shrink: 1 !important;
+    }
   }
 
   /* Override for other densities */