--- a/browser/themes/shared/downloads/allDownloadsViewOverlay.inc.css
+++ b/browser/themes/shared/downloads/allDownloadsViewOverlay.inc.css
@@ -75,20 +75,16 @@
   min-width: 0;
   min-height: 0;
   margin: 0;
   border: none;
   color: inherit;
   padding: 0 18px;
 }
 
-.downloadButton:-moz-focusring {
-  -moz-outline-radius: 50%;
-}
-
 .downloadButton > .button-box {
   -moz-appearance: none;
   padding: 2px !important;
 }
 
 .downloadButton > .button-box > .button-icon {
   width: 16px;
   height: 16px;
@@ -99,16 +95,17 @@
 
 .downloadButton > .button-box > .button-text {
   display: none;
 }
 
 .downloadButton:hover > .button-box {
   background-color: graytext;
   color: -moz-field;
+  border-radius: 50%;
 }
 
 .downloadButton:hover:active > .button-box {
   background-color: -moz-fieldtext;
 }
 
 @itemFocused@ > .downloadButtonArea > .downloadButton:hover > .button-box {
   background-color: HighlightText;