1 files changed, 106 insertions, 0 deletions
diff --git a/toolkit/themes/shared/toolbarbutton.css b/toolkit/themes/shared/toolbarbutton.css
new file mode 100644
index 0000000000..5bcb9ecb7d
--- /dev/null
+++ b/toolkit/themes/shared/toolbarbutton.css
@@ -0,0 +1,106 @@
+/* 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/. */
+
+toolbarbutton {
+  appearance: auto;
+  -moz-default-appearance: toolbarbutton;
+  background-color: transparent;
+  margin: 0;
+  padding: 3px;
+
+  @media (-moz-platform: macos) {
+    appearance: none;
+    margin-inline: 2px;
+    padding-inline: 2px;
+  }
+
+  @media (-moz-platform: windows) {
+    &:focus-visible {
+      outline: var(--default-focusring);
+      outline-offset: calc(-1 * var(--default-focusring-width) - 1px);
+    }
+  }
+
+  @media (-moz-platform: linux) {
+    &:where(:hover) {
+      color: -moz-buttonhovertext;
+    }
+    &:where([checked="true"], :hover:active, [open="true"]) {
+      color: ButtonText;
+    }
+  }
+
+  &:where([disabled="true"]) {
+    color: GrayText;
+    text-shadow: none;
+  }
+}
+
+.toolbarbutton-text {
+  margin: 0;
+  padding: 0;
+  vertical-align: middle;
+}
+
+/* ::::: toolbarbutton menu ::::: */
+
+.toolbarbutton-menu-dropmarker,
+.toolbarbutton-combined-buttons-dropmarker {
+  appearance: none;
+  -moz-context-properties: fill;
+  fill: currentColor;
+}
+
+.toolbarbutton-menu-dropmarker {
+  content: url("chrome://global/skin/icons/arrow-down-12.svg");
+}
+
+.toolbarbutton-combined-buttons-dropmarker {
+  list-style-image: url("chrome://global/skin/icons/arrow-down-12.svg");
+}
+
+/* ::::: toolbarbutton badged ::::: */
+
+.toolbarbutton-badge {
+  box-sizing: border-box;
+  overflow: hidden;
+  white-space: nowrap;
+  background-color: #d90000;
+  font-size: 10px;
+  padding: 0 2px 1px;
+  color: #fff;
+  text-shadow: none;
+  border-radius: 2px;
+  box-shadow: 0 1px 0 hsla(0, 100%, 100%, .2) inset,
+              0 -1px 0 hsla(0, 0%, 0%, .1) inset,
+              0 1px 0 hsla(206, 50%, 10%, .2);
+  margin: -5px 0 0 !important;
+  margin-inline-end: -4px !important;
+  min-width: 14px;
+  max-width: 20px;
+  line-height: 10px;
+  text-align: center;
+  align-self: start;
+  justify-self: end;
+
+  @media (-moz-platform: windows) {
+    font-weight: bold;
+  }
+  @media (-moz-platform: macos) {
+    font-size: 9px;
+    padding-top: 1px;
+  }
+}
+
+@media not (-moz-platform: macos) {
+  .toolbarbutton-badge-stack > .toolbarbutton-icon[label]:not([label=""]) {
+    margin-inline-end: 0;
+  }
+}
+
+@media (-moz-platform: macos) {
+  toolbar[mode="icons"] > *|* > .toolbarbutton-badge {
+    margin-inline-end: -10px !important;
+  }
+}