diff -r 000000000000 -r 6474c204b198 browser/themes/osx/downloads/allDownloadsViewOverlay.css
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/browser/themes/osx/downloads/allDownloadsViewOverlay.css	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,209 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#downloadsRichListBox {
+  /** The default listbox appearance comes with an unwanted margin. **/
+  -moz-appearance: none;
+  margin: 0;
+}
+
+#downloadsRichListBox > richlistitem.download {
+  height: 6em;
+  padding: 5px 8px;
+}
+
+.downloadTypeIcon {
+  -moz-margin-end: 8px;
+  /* Ensure icons are displayed at 32px size even on Retina display */
+  height: 32px;
+  width: 32px;
+}
+
+.blockedIcon {
+  list-style-image: url("chrome://global/skin/icons/Error.png");
+}
+
+.downloadTarget {
+  margin-bottom: 3px;
+  cursor: inherit;
+}
+
+.downloadDetails {
+  opacity: 0.7;
+  font-size: 95%;
+  cursor: inherit;
+}
+
+.downloadButton {
+  -moz-appearance: none;
+  background: transparent;
+  min-width: 0;
+  min-height: 0;
+  margin: 3px;
+  border: none;
+  padding: 5px;
+  list-style-image: url("chrome://browser/skin/downloads/buttons.png");
+}
+
+/*** Button icons ***/
+
+.downloadButton.downloadCancel {
+  -moz-image-region: rect(0px, 16px, 16px, 0px);
+}
+richlistitem.download:hover > .downloadButton.downloadCancel {
+  -moz-image-region: rect(0px, 32px, 16px, 16px);
+}
+richlistitem.download:hover > .downloadButton.downloadCancel:hover {
+  -moz-image-region: rect(0px, 48px, 16px, 32px);
+}
+richlistitem.download:hover > .downloadButton.downloadCancel:active {
+  -moz-image-region: rect(0px, 64px, 16px, 48px);
+}
+richlistitem.download[selected] > .downloadButton.downloadCancel {
+  -moz-image-region: rect(0px, 80px, 16px, 64px);
+}
+richlistitem.download:hover[selected] > .downloadButton.downloadCancel {
+  -moz-image-region: rect(0px, 96px, 16px, 80px);
+}
+richlistitem.download:hover[selected] > .downloadButton.downloadCancel:hover {
+  -moz-image-region: rect(0px, 112px, 16px, 96px);
+}
+richlistitem.download:hover[selected] > .downloadButton.downloadCancel:active {
+  -moz-image-region: rect(0px, 128px, 16px, 112px);
+}
+
+.downloadButton.downloadShow {
+  -moz-image-region: rect(16px, 16px, 32px, 0px);
+}
+richlistitem.download:hover > .downloadButton.downloadShow {
+  -moz-image-region: rect(16px, 32px, 32px, 16px);
+}
+richlistitem.download:hover > .downloadButton.downloadShow:hover {
+  -moz-image-region: rect(16px, 48px, 32px, 32px);
+}
+richlistitem.download:hover > .downloadButton.downloadShow:active {
+  -moz-image-region: rect(16px, 64px, 32px, 48px);
+}
+richlistitem.download[selected] > .downloadButton.downloadShow {
+  -moz-image-region: rect(16px, 80px, 32px, 64px);
+}
+richlistitem.download:hover[selected] > .downloadButton.downloadShow {
+  -moz-image-region: rect(16px, 96px, 32px, 80px);
+}
+richlistitem.download:hover[selected] > .downloadButton.downloadShow:hover {
+  -moz-image-region: rect(16px, 112px, 32px, 96px);
+}
+richlistitem.download:hover[selected] > .downloadButton.downloadShow:active {
+  -moz-image-region: rect(16px, 128px, 32px, 112px);
+}
+
+.downloadButton.downloadRetry {
+  -moz-image-region: rect(32px, 16px, 48px, 0px);
+}
+richlistitem.download:hover > .downloadButton.downloadRetry {
+  -moz-image-region: rect(32px, 32px, 48px, 16px);
+}
+richlistitem.download:hover > .downloadButton.downloadRetry:hover {
+  -moz-image-region: rect(32px, 48px, 48px, 32px);
+}
+richlistitem.download:hover > .downloadButton.downloadRetry:active {
+  -moz-image-region: rect(32px, 64px, 48px, 48px);
+}
+richlistitem.download[selected] > .downloadButton.downloadRetry {
+  -moz-image-region: rect(32px, 80px, 48px, 64px);
+}
+richlistitem.download:hover[selected] > .downloadButton.downloadRetry {
+  -moz-image-region: rect(32px, 96px, 48px, 80px);
+}
+richlistitem.download:hover[selected] > .downloadButton.downloadRetry:hover {
+  -moz-image-region: rect(32px, 112px, 48px, 96px);
+}
+richlistitem.download:hover[selected] > .downloadButton.downloadRetry:active {
+  -moz-image-region: rect(32px, 128px, 48px, 112px);
+}
+
+@media (min-resolution: 2dppx) {
+  .downloadButton {
+    list-style-image: url("chrome://browser/skin/downloads/buttons@2x.png");
+  }
+  .downloadButton > .button-box > .button-icon {
+    width: 16px;
+    height: 16px;
+  }
+
+  .downloadButton.downloadCancel {
+     -moz-image-region: rect(0px, 32px, 32px, 0px);
+  }
+  richlistitem.download:hover > .downloadButton.downloadCancel {
+    -moz-image-region: rect(0px, 64px, 32px, 32px);
+  }
+  richlistitem.download:hover > .downloadButton.downloadCancel:hover {
+    -moz-image-region: rect(0px, 96px, 32px, 64px);
+  }
+  richlistitem.download:hover > .downloadButton.downloadCancel:active {
+    -moz-image-region: rect(0px, 128px, 32px, 96px);
+  }
+  richlistitem.download[selected] > .downloadButton.downloadCancel {
+    -moz-image-region: rect(0px, 160px, 32px, 128px);
+  }
+  richlistitem.download:hover[selected] > .downloadButton.downloadCancel {
+    -moz-image-region: rect(0px, 192px, 32px, 160px);
+  }
+  richlistitem.download:hover[selected] > .downloadButton.downloadCancel:hover {
+    -moz-image-region: rect(0px, 224px, 32px, 192px);
+  }
+  richlistitem.download:hover[selected] > .downloadButton.downloadCancel:active {
+    -moz-image-region: rect(0px, 256px, 32px, 224px);
+  }
+
+  .downloadButton.downloadShow {
+    -moz-image-region: rect(32px, 32px, 64px, 0px);
+  }
+  richlistitem.download:hover > .downloadButton.downloadShow {
+    -moz-image-region: rect(32px, 64px, 64px, 32px);
+  }
+  richlistitem.download:hover > .downloadButton.downloadShow:hover {
+    -moz-image-region: rect(32px, 96px, 64px, 64px);
+  }
+  richlistitem.download:hover > .downloadButton.downloadShow:active {
+    -moz-image-region: rect(32px, 128px, 64px, 96px);
+  }
+  richlistitem.download[selected] > .downloadButton.downloadShow {
+    -moz-image-region: rect(32px, 160px, 64px, 128px);
+  }
+  richlistitem.download:hover[selected] > .downloadButton.downloadShow {
+    -moz-image-region: rect(32px, 192px, 64px, 160px);
+  }
+  richlistitem.download:hover[selected] > .downloadButton.downloadShow:hover {
+    -moz-image-region: rect(32px, 224px, 64px, 192px);
+  }
+  richlistitem.download:hover[selected] > .downloadButton.downloadShow:active {
+    -moz-image-region: rect(32px, 256px, 64px, 224px);
+  }
+
+  .downloadButton.downloadRetry {
+    -moz-image-region: rect(64px, 32px, 96px, 0px);
+  }
+  richlistitem.download:hover > .downloadButton.downloadRetry {
+    -moz-image-region: rect(64px, 64px, 96px, 32px);
+  }
+  richlistitem.download:hover > .downloadButton.downloadRetry:hover {
+    -moz-image-region: rect(64px, 96px, 96px, 64px);
+  }
+  richlistitem.download:hover > .downloadButton.downloadRetry:active {
+    -moz-image-region: rect(64px, 128px, 96px, 96px);
+  }
+  richlistitem.download[selected] > .downloadButton.downloadRetry {
+    -moz-image-region: rect(64px, 160px, 96px, 128px);
+  }
+  richlistitem.download:hover[selected] > .downloadButton.downloadRetry {
+    -moz-image-region: rect(64px, 192px, 96px, 160px);
+  }
+  richlistitem.download:hover[selected] > .downloadButton.downloadRetry:hover {
+    -moz-image-region: rect(64px, 224px, 96px, 192px);
+  }
+  richlistitem.download:hover[selected] > .downloadButton.downloadRetry:active {
+    -moz-image-region: rect(64px, 256px, 96px, 224px);
+  }
+}
\ No newline at end of file